workflow: always() cache

2025-03-17 21:38:31 -04:00
25 changed files with 364 additions and 415 deletions
--- a/.github/workflows/build-machines-and-homes.yml
+++ b/.github/workflows/build-machines-and-homes.yml
@ -3,12 +3,16 @@ on:
  workflow_dispatch:
  push:
  pull_request:
-
 env:
+  ATTIC_TOKEN: ${{ secrets.ATTIC_TOKEN }}
+  NIX_CONFIG: |
+    show-trace = true
+    extra-substituters = https://cache.cy7.sh/main
+    extra-trusted-public-keys = main:Ku31HoEWcBtfggge2VGj+QTkVrQuIwRIMGyfV/5VQP0=
+    experimental-features = nix-command flakes
+    extra-experimental-features = nix-command flakes
+    accept-flake-config = true
  TERM: ansi
-  AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
-  AWS_SECRET_ACCESS_KEY: ${{ secrets. AWS_SECRET_ACCESS_KEY }}
-
 jobs:
  build-machines:
    strategy:
@ -20,7 +24,6 @@ jobs:
        os:
          - ubuntu-latest
    runs-on: ${{ matrix.os }}
-
    steps:
      - name: Maximize build disk space
        uses: easimon/maximize-build-space@v10
@ -33,59 +36,44 @@ jobs:
          remove-codeql: 'true'
          remove-docker-images: 'true'
          build-mount-path: /nix
-
-      - name: setup binary cache key
-        run: echo "${{ secrets.NIX_CACHE_SECRET_KEY }}" >> /home/runner/cache-priv-key.pem
-
      - name: Install Nix
-        uses: cachix/install-nix-action@v30
-        with:
-          enable_kvm: true
-          extra_nix_config: |
-            show-trace = true
-            experimental-features = nix-command flakes
-            accept-flake-config = true
-            system-features = nixos-test benchmark big-parallel kvm
-            secret-key-files = /home/runner/cache-priv-key.pem
-            extra-substituters = https://nixcache.cy7.sh
-            extra-trusted-public-keys = nixcache.cy7.sh:DN3d1dt0wnXfTH03oVmTee4KgmdNdB0NY3SuzA8Fwx8=
-
-      - name: Install Lix
-        run: |
-          sudo --preserve-env=PATH $(which nix) run \
-          --experimental-features "nix-command flakes" \
-          --extra-substituters https://cache.lix.systems --extra-trusted-public-keys "cache.lix.systems:aBnZUw8zA7H35Cz2RyKFVs3H4PlGTLawyY5KRbvJR8o=" \
-          'git+https://git.lix.systems/lix-project/lix?ref=refs/tags/2.92.0' -- \
-          upgrade-nix \
-          --extra-substituters https://cache.lix.systems --extra-trusted-public-keys "cache.lix.systems:aBnZUw8zA7H35Cz2RyKFVs3H4PlGTLawyY5KRbvJR8o="
-          nix --version
-
+        uses: nixbuild/nix-quick-install-action@master
      - name: Sync repository
        uses: actions/checkout@v4
        with:
          persist-credentials: false
-
+      - name: Restore and cache Nix store
+        uses: nix-community/cache-nix-action@v5.1.0
+        with:
+          # restore and save a cache using this key
+          primary-key: nix-${{ runner.os }}-${{ matrix.machine }}-${{ hashFiles('**/*.nix', 'flake.lock') }}
+          # if there's no cache hit, restore a cache by this prefix
+          restore-prefixes-first-match: nix-${{ runner.os }}-${{ matrix.machine }}-
+          # do purge caches
+          purge: true
+          # purge all versions of the cache
+          purge-prefixes: nix-${{ runner.os }}-
+          # created more than this number of seconds ago relative to the start of the `Post Restore` phase
+          purge-last-accessed: 86400
+          # except the version with the `primary-key`, if it exists
+          purge-primary-key: never
+          # always save the cache
+          save-always: true
+      - name: setup attic
+        run: |
+          nix profile install github:zhaofengli/attic
+          attic login cy7 https://cache.cy7.sh "$ATTIC_TOKEN"
      - name: build
        run: |
          package=".#nixosConfigurations."${{ matrix.machine }}".config.system.build.toplevel"
          nix build -L "$package"
-
      - name: cache
-        # https://stackoverflow.com/a/58859404
-        if: '!cancelled()'
+        if: always()
        run: |
          package=".#nixosConfigurations."${{ matrix.machine }}".config.system.build.toplevel"
-          derivations=()
-          while IFS=$'\n' read derivation; do
-              derivations+=("$derivation")
-          done < <(nix path-info --derivation "$package" | sed 's/\.drv$/.drv^*/')
-
-          for derivation in "${derivations[@]}"; do
-              nix copy -j8 \
-                --to 's3://nixcache?endpoint=s3.cy7.sh&secret-key=/home/runner/cache-priv-key.pem' \
-                $(nix-store --query --requisites --include-outputs "$derivation")
-          done
-
+          derivation="$(nix path-info --derivation "$package")"
+          cache="$(nix-store --query --requisites --include-outputs "$derivation")"
+          xargs attic push main <<< "$cache"
  build-homes:
    strategy:
      fail-fast: false
@ -97,7 +85,6 @@ jobs:
          - ubuntu-latest
          # - macos-latest
    runs-on: ${{ matrix.os }}
-
    steps:
      - name: Maximize build disk space
        uses: easimon/maximize-build-space@v10
@ -110,55 +97,40 @@ jobs:
          remove-codeql: 'true'
          remove-docker-images: 'true'
          build-mount-path: /nix
-
-      - name: setup binary cache key
-        run: echo "${{ secrets.NIX_CACHE_SECRET_KEY }}" >> /home/runner/cache-priv-key.pem
-
-      - name: Install Nix
-        uses: cachix/install-nix-action@v30
-        with:
-          enable_kvm: true
-          extra_nix_config: |
-            show-trace = true
-            experimental-features = nix-command flakes
-            accept-flake-config = true
-            system-features = nixos-test benchmark big-parallel kvm
-            secret-key-files = /home/runner/cache-priv-key.pem
-            extra-substituters = https://nixcache.cy7.sh
-            extra-trusted-public-keys = nixcache.cy7.sh:DN3d1dt0wnXfTH03oVmTee4KgmdNdB0NY3SuzA8Fwx8=
-
-      - name: Install Lix
-        run: |
-          sudo --preserve-env=PATH $(which nix) run \
-          --experimental-features "nix-command flakes" \
-          --extra-substituters https://cache.lix.systems --extra-trusted-public-keys "cache.lix.systems:aBnZUw8zA7H35Cz2RyKFVs3H4PlGTLawyY5KRbvJR8o=" \
-          'git+https://git.lix.systems/lix-project/lix?ref=refs/tags/2.92.0' -- \
-          upgrade-nix \
-          --extra-substituters https://cache.lix.systems --extra-trusted-public-keys "cache.lix.systems:aBnZUw8zA7H35Cz2RyKFVs3H4PlGTLawyY5KRbvJR8o="
-          nix --version
-
+      - uses: nixbuild/nix-quick-install-action@master
      - name: Sync repository
        uses: actions/checkout@v4
        with:
          persist-credentials: false
-
+      - name: Restore and cache Nix store
+        uses: nix-community/cache-nix-action@v5.1.0
+        with:
+          # restore and save a cache using this key
+          primary-key: nix-${{ runner.os }}-${{ matrix.home }}-${{ hashFiles('**/*.nix', 'flake.lock') }}
+          # if there's no cache hit, restore a cache by this prefix
+          restore-prefixes-first-match: nix-${{ runner.os }}-${{ matrix.home }}-
+          # do purge caches
+          purge: true
+          # purge all versions of the cache
+          purge-prefixes: nix-${{ runner.os }}-
+          # created more than this number of seconds ago relative to the start of the `Post Restore` phase
+          purge-last-accessed: 86400
+          # except the version with the `primary-key`, if it exists
+          purge-primary-key: never
+          # always save the cache
+          save-always: true
+      - name: setup attic
+        run: |
+          nix profile install github:zhaofengli/attic
+          attic login cy7 https://cache.cy7.sh "$ATTIC_TOKEN"
      - name: build
        run: |
          package=".#homeConfigurations."${{ matrix.home }}".activationPackage"
          nix build -L "$package"
-
      - name: cache
-        # https://stackoverflow.com/a/58859404
-        if: '!cancelled()'
+        if: always()
        run: |
          package=".#homeConfigurations."${{ matrix.home }}".activationPackage"
-          derivations=()
-          while IFS=$'\n' read derivation; do
-              derivations+=("$derivation")
-          done < <(nix path-info --derivation "$package" | sed 's/\.drv$/.drv^*/')
-
-          for derivation in "${derivations[@]}"; do
-              nix copy -j8 \
-                --to 's3://nixcache?endpoint=s3.cy7.sh&secret-key=/home/runner/cache-priv-key.pem' \
-                $(nix-store --query --requisites --include-outputs "$derivation")
-          done
+          derivation="$(nix path-info --derivation "$package")"
+          cache="$(nix-store --query --requisites --include-outputs "$derivation")"
+          attic push main --stdin <<< "$cache"
--- a/.github/workflows/build-packages.yml
+++ b/.github/workflows/build-packages.yml
@ -6,12 +6,16 @@ on:
        description: "package to build"
        required: false
        type: string
-
 env:
+  ATTIC_TOKEN: ${{ secrets.ATTIC_TOKEN }}
+  NIX_CONFIG: |
+    show-trace = true
+    extra-substituters = https://cache.cy7.sh/main
+    extra-trusted-public-keys = main:Ku31HoEWcBtfggge2VGj+QTkVrQuIwRIMGyfV/5VQP0=
+    experimental-features = nix-command flakes
+    extra-experimental-features = nix-command flakes
+    accept-flake-config = true
  TERM: ansi
-  AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
-  AWS_SECRET_ACCESS_KEY: ${{ secrets. AWS_SECRET_ACCESS_KEY }}
-
 jobs:
  build-packages:
    strategy:
@ -22,62 +26,29 @@ jobs:
        os:
          - ubuntu-latest
          - ubuntu-24.04-arm
-          # - macos-latest
-          # - macos-13
+          - macos-latest
+          - macos-13
    runs-on: ${{ matrix.os }}
-
    steps:
-      - name: setup binary cache key
-        run: echo "${{ secrets.NIX_CACHE_SECRET_KEY }}" >> /home/runner/cache-priv-key.pem
-
      - name: Install Nix
        uses: cachix/install-nix-action@v30
-        with:
-          enable_kvm: true
-          extra_nix_config: |
-            show-trace = true
-            experimental-features = nix-command flakes
-            accept-flake-config = true
-            system-features = nixos-test benchmark big-parallel kvm
-            secret-key-files = /home/runner/cache-priv-key.pem
-            extra-substituters = https://nixcache.cy7.sh
-            extra-trusted-public-keys = nixcache.cy7.sh:DN3d1dt0wnXfTH03oVmTee4KgmdNdB0NY3SuzA8Fwx8=
-
-      - name: Install Lix
-        run: |
-          sudo --preserve-env=PATH $(which nix) run \
-          --experimental-features "nix-command flakes" \
-          --extra-substituters https://cache.lix.systems --extra-trusted-public-keys "cache.lix.systems:aBnZUw8zA7H35Cz2RyKFVs3H4PlGTLawyY5KRbvJR8o=" \
-          'git+https://git.lix.systems/lix-project/lix?ref=refs/tags/2.92.0' -- \
-          upgrade-nix \
-          --extra-substituters https://cache.lix.systems --extra-trusted-public-keys "cache.lix.systems:aBnZUw8zA7H35Cz2RyKFVs3H4PlGTLawyY5KRbvJR8o="
-          nix --version
-
      - name: Sync repository
        uses: actions/checkout@v4
        with:
          persist-credentials: false
-
-      - run: nix build -L ${{ matrix.package }}
-
-      - name: cache result
-        # https://stackoverflow.com/a/58859404
-        if: '!cancelled()'
+      - name: setup attic
        run: |
-          derivations=()
-          while IFS=$'\n' read derivation; do
-              derivations+=("$derivation")
-          done < <(nix path-info --derivation "${{ matrix.package }}" | sed 's/\.drv$/.drv^*/')
-
-          for derivation in "${derivations[@]}"; do
-              nix copy -j8 \
-                --to 's3://nixcache?endpoint=s3.cy7.sh&secret-key=/home/runner/cache-priv-key.pem' \
-                $(nix-store --query --requisites --include-outputs "$derivation")
-          done
-
+          nix profile install github:zhaofengli/attic
+          attic login cy7 https://cache.cy7.sh "$ATTIC_TOKEN"
+      - run: nix build -L ${{ matrix.package }}
+      - name: cache result
+        if: always()
+        run: |
+          derivation="$(nix path-info --derivation "${{ matrix.package }}")"
+          cache="$(nix-store --query --requisites --include-outputs "$derivation")"
+          xargs attic push main <<< "$cache"
      - name: prepare tarball to upload
        run: nix run github:nixos/nixpkgs#gnutar hcvf result.tar result
-
      - name: upload result
        uses: actions/upload-artifact@v4
        with:
--- a/.github/workflows/update-flake-lock.yml
+++ b/.github/workflows/update-flake-lock.yml
@ -14,5 +14,7 @@ jobs:
      - uses: actions/checkout@v4
      - name: Install Nix
        uses: cachix/install-nix-action@v30
+        with:
+          github_access_token: ${{ secrets.GITHUB_TOKEN }}
      - name: Update flake.lock
        uses: DeterminateSystems/update-flake-lock@v24
--- a/.sops.yaml
+++ b/.sops.yaml
@ -123,9 +123,3 @@ creation_rules:
      - age:
          - *chunk
          - *cy
-  - path_regex: secrets/cache-priv-key.pem
-    key_groups:
-      - age:
-          - *yt
-          - *cy
-          - *chunk
--- a/flake.lock
+++ b/flake.lock
@ -92,11 +92,11 @@
    "complement": {
      "flake": false,
      "locked": {
-        "lastModified": 1741891349,
-        "narHash": "sha256-YvrzOWcX7DH1drp5SGa+E/fc7wN3hqFtPbqPjZpOu1Q=",
+        "lastModified": 1741378155,
+        "narHash": "sha256-rJSfqf3q4oWxcAwENtAowLZeCi8lktwKVH9XQvvZR64=",
        "owner": "girlbossceo",
        "repo": "complement",
-        "rev": "e587b3df569cba411aeac7c20b6366d03c143745",
+        "rev": "1502a00d8551d0f6e8954a23e43868877c3e57d9",
        "type": "github"
      },
      "original": {
@ -131,11 +131,11 @@
        "rocksdb": "rocksdb"
      },
      "locked": {
-        "lastModified": 1742266954,
-        "narHash": "sha256-PoVjZXR24r1WPyWWK+DZDAlVr4otn/BcxY7/jd8fehM=",
+        "lastModified": 1741642109,
+        "narHash": "sha256-vO66C3rCb4lz3NU012fZj8+5BaFGuOCq/BJqiOXpqSA=",
        "owner": "girlbossceo",
        "repo": "conduwuit",
-        "rev": "7bf92c8a3710eeff229bd86bc81a89daa94b66d5",
+        "rev": "c4b05e77f3dd66636e26b64f8f4852703816c399",
        "type": "github"
      },
      "original": {
@ -146,11 +146,11 @@
    },
    "crane": {
      "locked": {
-        "lastModified": 1742317686,
-        "narHash": "sha256-ScJYnUykEDhYeCepoAWBbZWx2fpQ8ottyvOyGry7HqE=",
+        "lastModified": 1741481578,
+        "narHash": "sha256-JBTSyJFQdO3V8cgcL08VaBUByEU6P5kXbTJN6R0PFQo=",
        "owner": "ipetkov",
        "repo": "crane",
-        "rev": "66cb0013f9a99d710b167ad13cbd8cc4e64f2ddb",
+        "rev": "bb1c9567c43e4434f54e9481eb4b8e8e0d50f0b5",
        "type": "github"
      },
      "original": {
@ -361,11 +361,11 @@
        ]
      },
      "locked": {
-        "lastModified": 1742243551,
-        "narHash": "sha256-hp2tKtJHW/vbiIT4hRhP8cfZEACAWZ92lCdaO9WEi2E=",
+        "lastModified": 1741360584,
+        "narHash": "sha256-5UkuvKllBRhU943imyc0jHDXQDVhIFx5WWUr3qrLEWQ=",
        "owner": "deuxfleurs-org",
        "repo": "garage",
-        "rev": "6906a4ff12838da2a74bdaeb7e7cd05cd1d69699",
+        "rev": "c96be1a9a8aa3b51075678888b80c2414ead2909",
        "type": "github"
      },
      "original": {
@ -455,11 +455,11 @@
        ]
      },
      "locked": {
-        "lastModified": 1742305478,
-        "narHash": "sha256-iYCinzZnnUeCkZ031qGRwPdwRsqW6o9Y0MgGpA7Zva4=",
+        "lastModified": 1741701235,
+        "narHash": "sha256-gBlb8R9gnjUAT5XabJeel3C2iEUiBHx3+91651y3Sqo=",
        "owner": "nix-community",
        "repo": "home-manager",
-        "rev": "fb74bb76d94a6c55632376c931fc108131260ee9",
+        "rev": "c630dfa8abcc65984cc1e47fb25d4552c81dd37e",
        "type": "github"
      },
      "original": {
@ -564,17 +564,29 @@
      }
    },
    "lix": {
-      "flake": false,
+      "inputs": {
+        "flake-compat": [
+          "flake-compat"
+        ],
+        "nix2container": "nix2container",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "nixpkgs-regression": "nixpkgs-regression",
+        "pre-commit-hooks": "pre-commit-hooks"
+      },
      "locked": {
-        "lastModified": 1741888409,
-        "narHash": "sha256-gJ7QmlwsJ/QdwUjwTjifNo3v7OBQm2N6xa19l3mMWM4=",
-        "rev": "20edd45ae816c73504ddfb9c678756e003ceeafd",
-        "type": "tarball",
-        "url": "https://git.lix.systems/api/v1/repos/lix-project/lix/archive/20edd45ae816c73504ddfb9c678756e003ceeafd.tar.gz?rev=20edd45ae816c73504ddfb9c678756e003ceeafd"
+        "lastModified": 1741700536,
+        "narHash": "sha256-0OJER7bI6UsCFnKfKdLtgjpOTNccbN3N1dDriP4XRwA=",
+        "ref": "refs/heads/main",
+        "rev": "be1491fa6aef638e0147b81ff172131d6db668d9",
+        "revCount": 17635,
+        "type": "git",
+        "url": "https://git.lix.systems/lix-project/lix"
      },
      "original": {
-        "type": "tarball",
-        "url": "https://git.lix.systems/lix-project/lix/archive/main.tar.gz"
+        "type": "git",
+        "url": "https://git.lix.systems/lix-project/lix"
      }
    },
    "lix-module": {
@ -583,17 +595,19 @@
          "flake-utils"
        ],
        "flakey-profile": "flakey-profile",
-        "lix": "lix",
+        "lix": [
+          "lix"
+        ],
        "nixpkgs": [
          "nixpkgs"
        ]
      },
      "locked": {
-        "lastModified": 1741894565,
-        "narHash": "sha256-2FD0NDJbEjUHloVrtEIms5miJsj1tvQCc/0YK5ambyc=",
+        "lastModified": 1738176840,
+        "narHash": "sha256-NG3IRvRs3u3btVCN861FqHvgOwqcNT/Oy6PBG86F5/E=",
        "ref": "refs/heads/main",
-        "rev": "a6da43f8193d9e329bba1795c42590c27966082e",
-        "revCount": 136,
+        "rev": "621aae0f3cceaffa6d73a4fb0f89c08d338d729e",
+        "revCount": 133,
        "type": "git",
        "url": "https://git.lix.systems/lix-project/nixos-module"
      },
@ -713,11 +727,11 @@
        ]
      },
      "locked": {
-        "lastModified": 1742174123,
-        "narHash": "sha256-pDNzMoR6m1ZSJToZQ6XDTLVSdzIzmFl1b8Pc3f7iV6Y=",
+        "lastModified": 1741619381,
+        "narHash": "sha256-koZtlJRqi0/MD/AKd0KrXLA2NuBOVzlIyAJprjzpxZE=",
        "owner": "nix-community",
        "repo": "nix-index-database",
-        "rev": "2cfb4e1ca32f59dd2811d7a6dd5d4d1225f0955c",
+        "rev": "66537fb185462ba9b07f4e6f2d54894a1b2d04ab",
        "type": "github"
      },
      "original": {
@ -733,11 +747,11 @@
        ]
      },
      "locked": {
-        "lastModified": 1742204505,
-        "narHash": "sha256-sHBzuG9K/VrvOrcLd9GwoCLaQZDVedi/00YmFfdKq/A=",
+        "lastModified": 1741597901,
+        "narHash": "sha256-nLUTgXXcFFz+3pd3Khz1H4jUECqX5+OapNPGioPJRQs=",
        "owner": "nix-community",
        "repo": "nix-ld",
-        "rev": "bc1ecb8ca83507c764a3909f02f1acf53c033585",
+        "rev": "8e0308dd7dd9cd3656866fb2387bc29052fd6d3a",
        "type": "github"
      },
      "original": {
@ -746,6 +760,22 @@
        "type": "github"
      }
    },
+    "nix2container": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1724996935,
+        "narHash": "sha256-njRK9vvZ1JJsP8oV2OgkBrpJhgQezI03S7gzskCcHos=",
+        "owner": "nlewo",
+        "repo": "nix2container",
+        "rev": "fa6bb0a1159f55d071ba99331355955ae30b3401",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nlewo",
+        "repo": "nix2container",
+        "type": "github"
+      }
+    },
    "nixpkgs": {
      "locked": {
        "lastModified": 1730531603,
@ -762,6 +792,22 @@
        "type": "github"
      }
    },
+    "nixpkgs-regression": {
+      "locked": {
+        "lastModified": 1643052045,
+        "narHash": "sha256-uGJ0VXIhWKGXxkeNnq4TvV3CIOkUJ3PAoLZ3HMzNVMw=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "215d4d0fd80ca5163643b03a33fde804a29cc1e2",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "215d4d0fd80ca5163643b03a33fde804a29cc1e2",
+        "type": "github"
+      }
+    },
    "nixpkgs-stable": {
      "locked": {
        "lastModified": 1730741070,
@ -780,11 +826,11 @@
    },
    "nixpkgs-stable_2": {
      "locked": {
-        "lastModified": 1742268799,
-        "narHash": "sha256-IhnK4LhkBlf14/F8THvUy3xi/TxSQkp9hikfDZRD4Ic=",
+        "lastModified": 1741600792,
+        "narHash": "sha256-yfDy6chHcM7pXpMF4wycuuV+ILSTG486Z/vLx/Bdi6Y=",
        "owner": "nixos",
        "repo": "nixpkgs",
-        "rev": "da044451c6a70518db5b730fe277b70f494188f1",
+        "rev": "ebe2788eafd539477f83775ef93c3c7e244421d3",
        "type": "github"
      },
      "original": {
@ -828,11 +874,11 @@
    },
    "nixpkgs_4": {
      "locked": {
-        "lastModified": 1742276595,
-        "narHash": "sha256-bsg9y3NoMGu0jgTI5XbxvzQFc9JtZB51i500WlVws80=",
+        "lastModified": 1741692589,
+        "narHash": "sha256-t1BrOTAUIkRY4YlSspERzz5iaFbzJTIE6mhLmnWrDaA=",
        "owner": "nixos",
        "repo": "nixpkgs",
-        "rev": "2b3795787eba0066a2bc8bba7362422e5713840f",
+        "rev": "a7010334ad6d8082bb8aa5dd2e37bf3b98b1a713",
        "type": "github"
      },
      "original": {
@ -853,11 +899,11 @@
        "nuschtosSearch": "nuschtosSearch"
      },
      "locked": {
-        "lastModified": 1742255305,
-        "narHash": "sha256-XxygfriVXQt+5Iqh6AOjZL5Aes5dH2xzVKpHpL8pDQg=",
+        "lastModified": 1741637833,
+        "narHash": "sha256-1uBkdOwxNmkdXXjoycnEBZUoHZ/22GitQRVXjZlsVK0=",
        "owner": "nix-community",
        "repo": "nixvim",
-        "rev": "78f6166c23f80bdfbcc8c44b20f7f4132299a33f",
+        "rev": "bc34099731a7e3799c0d52ccdf4599409a2ef9b9",
        "type": "github"
      },
      "original": {
@ -905,6 +951,38 @@
        "type": "github"
      }
    },
+    "pixelflasher": {
+      "locked": {
+        "lastModified": 1741302870,
+        "narHash": "sha256-7AywZ1b3PaqolAZ0vQmddD6Br4o0a7ucdtE0/W3rnaM=",
+        "owner": "cything",
+        "repo": "nixpkgs",
+        "rev": "5ef8b274bb7f939104295a22cec3382268ed73cc",
+        "type": "github"
+      },
+      "original": {
+        "owner": "cything",
+        "ref": "pixelflasher",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "pre-commit-hooks": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1733318908,
+        "narHash": "sha256-SVQVsbafSM1dJ4fpgyBqLZ+Lft+jcQuMtEL3lQWx2Sk=",
+        "owner": "cachix",
+        "repo": "git-hooks.nix",
+        "rev": "6f4e2a2112050951a314d2733a994fbab94864c6",
+        "type": "github"
+      },
+      "original": {
+        "owner": "cachix",
+        "repo": "git-hooks.nix",
+        "type": "github"
+      }
+    },
    "pre-commit-hooks-nix": {
      "inputs": {
        "flake-compat": [
@ -959,6 +1037,7 @@
        "garage": "garage",
        "home-manager": "home-manager",
        "lanzaboote": "lanzaboote",
+        "lix": "lix",
        "lix-module": "lix-module",
        "nil": "nil",
        "nix-index-database": "nix-index-database",
@ -967,6 +1046,7 @@
        "nixpkgs-stable": "nixpkgs-stable_2",
        "nixvim": "nixvim",
        "nvim-github-theme": "nvim-github-theme",
+        "pixelflasher": "pixelflasher",
        "rust-overlay": "rust-overlay",
        "sops-nix": "sops-nix",
        "treefmt": "treefmt",
@ -997,11 +1077,11 @@
        ]
      },
      "locked": {
-        "lastModified": 1742265167,
-        "narHash": "sha256-RB0UEF9IXIgwuuBFC+s9H4rDyvmMZePHlBAK4vRAwf4=",
+        "lastModified": 1741660300,
+        "narHash": "sha256-0jldJ58sC5RjqwpwE+ER+RPMeX4Moz5im/evQ3SU/dU=",
        "owner": "oxalica",
        "repo": "rust-overlay",
-        "rev": "87f0965f9f5b13fca9f38074eee8369dc767550d",
+        "rev": "ac2f556db0eb5cbba3c4f5f5989c46330f439b0b",
        "type": "github"
      },
      "original": {
@ -1017,11 +1097,11 @@
        ]
      },
      "locked": {
-        "lastModified": 1742239755,
-        "narHash": "sha256-ptn8dR4Uat3UUadGYNnB7CIH9SQm8mK69D2A/twBUXQ=",
+        "lastModified": 1741644481,
+        "narHash": "sha256-E0RrMykMtEv15V3QhpsFutgoSKhL1JBhidn+iZajOyg=",
        "owner": "Mic92",
        "repo": "sops-nix",
-        "rev": "787afce414bcce803b605c510b60bf43c11f4b55",
+        "rev": "e653d71e82575a43fe9d228def8eddb73887b866",
        "type": "github"
      },
      "original": {
@ -1067,11 +1147,11 @@
        ]
      },
      "locked": {
-        "lastModified": 1742303424,
-        "narHash": "sha256-2R7cGdcA2npQQcIWu2cTlU63veTzwVZe78BliIuJT00=",
+        "lastModified": 1739829690,
+        "narHash": "sha256-mL1szCeIsjh6Khn3nH2cYtwO5YXG6gBiTw1A30iGeDU=",
        "owner": "numtide",
        "repo": "treefmt-nix",
-        "rev": "b3b938ab8ba2e8a0ce9ee9b30ccfa5e903ae5753",
+        "rev": "3d0579f5cc93436052d94b73925b48973a104204",
        "type": "github"
      },
      "original": {
@ -1090,11 +1170,11 @@
        ]
      },
      "locked": {
-        "lastModified": 1742262692,
-        "narHash": "sha256-kCuy1Fld1vFmor6SZ48DdtiLv9/zUhW8lCaTA+Py+es=",
+        "lastModified": 1741704640,
+        "narHash": "sha256-FSvtxhfB0PQtFOj8PMfcgUG1QVaQzjTZvAxLiqDysKI=",
        "owner": "nix-community",
        "repo": "nix-vscode-extensions",
-        "rev": "32de9a383db6b555ac92877dd8b5b986f4151de7",
+        "rev": "27f37976beb94100b18ab8407ff056654db68506",
        "type": "github"
      },
      "original": {
--- a/flake.nix
+++ b/flake.nix
@ -51,6 +51,12 @@
      url = "git+https://git.lix.systems/lix-project/nixos-module";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.flake-utils.follows = "flake-utils";
+      inputs.lix.follows = "lix";
+    };
+    lix = {
+      url = "git+https://git.lix.systems/lix-project/lix";
+      inputs.nixpkgs.follows = "nixpkgs";
+      inputs.flake-compat.follows = "flake-compat";
    };
    nix-ld = {
      url = "github:nix-community/nix-ld";
@ -71,6 +77,7 @@
      url = "github:nix-community/nix-index-database";
      inputs.nixpkgs.follows = "nixpkgs";
    };
+    pixelflasher.url = "github:cything/nixpkgs/pixelflasher";
    attic = {
      url = "github:zhaofengli/attic";
      inputs = {
@ -106,11 +113,11 @@
  nixConfig = {
    extra-substituters = [
      "https://nix-community.cachix.org"
-      "https://nixcache.cy7.sh"
+      "https://cache.cy7.sh/main"
    ];
    extra-trusted-public-keys = [
      "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
-      "nixcache.cy7.sh:DN3d1dt0wnXfTH03oVmTee4KgmdNdB0NY3SuzA8Fwx8="
+      "main:Ku31HoEWcBtfggge2VGj+QTkVrQuIwRIMGyfV/5VQP0="
    ];
  };

@ -128,6 +135,7 @@
        imports = [
          inputs.treefmt.flakeModule
        ];
+        debug = true;
        systems = [
          "x86_64-linux"
        ];
@ -140,14 +148,11 @@
            treefmt = {
              projectRootFile = "flake.nix";
              programs.nixfmt.enable = true;
+              programs.stylua.enable = true;
+              programs.yamlfmt.enable = true;
              programs.typos.enable = true;
              programs.shellcheck.enable = true;

-              programs.yamlfmt = {
-                enable = true;
-                settings.retain_line_breaks = true;
-              };
-
              settings.global.excludes = [
                "secrets/*"
                "**/*.png" # tries to format a png file
--- a/home/codium.nix
+++ b/home/codium.nix
@ -1,4 +1,4 @@
-{ pkgs, lib, ... }:
+{ pkgs, ... }:
 {
  programs.vscode = {
    enable = true;
@ -22,13 +22,10 @@
          emilast.logfilehighlighter
          tamasfe.even-better-toml
          golang.go
-          ms-python.python
-          christian-kohler.path-intellisense
        ];
      userSettings =
        let
          vimCommonKeyBindings = [
-            # nice emacs bindings
            {
              "before" = [ "C-a" ];
              "commands" = [ "cursorHome" ];
@ -37,19 +34,6 @@
              "before" = [ "C-e" ];
              "commands" = [ "cursorEnd" ];
            }
-            {
-              "before" = [ "C-b" ];
-              "commands" = [ "cursorLeft" ];
-            }
-            {
-              "before" = [ "C-f" ];
-              "commands" = [ "cursorRight" ];
-            }
-            # ctrl+h to turn off search highlighting
-            {
-              "before" = [ "C-h" ];
-              "commands" = [ ":nohl" ];
-            }
          ];
        in
        {
@ -89,7 +73,7 @@

          "markdown-preview-enhanced.previewTheme" = "github-dark.css";
          "nix.enableLanguageServer" = true;
-          "nix.serverPath" = "${lib.getExe pkgs.nil}";
+          "nix.serverPath" = "nil";
          "bookmarks.saveBookmarksInProject" = true;

          "cSpell.enabledFileTypes" = {
@ -99,15 +83,6 @@

          # vim stuff
          "vim.leader" = ",";
-          "extensions.experimental.affinity" = {
-            "vscodevim.vim" = 1;
-          };
-          "vim.sneak" = true;
-          "vim.sneakUseIgnorecaseAndSmartcase" = true;
-          "vim.enableNeovim" = true;
-          "vim.hlsearch" = true;
-          "vim.easymotion" = true;
-          "editor.lineNumbers" = "relative";
          "vim.normalModeKeyBindings" = vimCommonKeyBindings ++ [
            {
              "before" = [ ";" ];
@ -142,13 +117,6 @@
              ];
              "commands" = [ "workbench.action.toggleSidebarVisibility" ];
            }
-            {
-              "before" = [
-                "<space>"
-                "s"
-              ];
-              "commands" = [ "workbench.action.toggleSidebarVisibility" ];
-            }
            {
              "before" = [
                "<leader>"
@ -222,33 +190,10 @@
              "commands" = [ "editor.action.outdentLines" ];
            }
          ];
+          "extensions.experimental.affinity" = {
+            "vscodevim.vim" = 1;
+          };
        };
-      keybindings = [
-        # repeat these vim bindings here cause otherwise they get overridden by vscode
-        {
-          "key" = "ctrl+b";
-          "when" = "inputFocus";
-          "command" = "cursorLeft";
-        }
-        {
-          "key" = "ctrl+f";
-          "when" = "inputFocus";
-          "command" = "cursorRight";
-        }
-        # clear default bindings that conflict
-        {
-          "key" = "ctrl+f";
-          "command" = "-actions.find";
-        }
-        {
-          "key" = "ctrl+b";
-          "command" = "-workbench.action.toggleSidebarVisibility";
-        }
-        {
-          "key" = "ctrl+w";
-          "command" = "-workbench.action.closeActiveEditor";
-        }
-      ];
    };
  };
 }
--- a/home/nixvim/default.nix
+++ b/home/nixvim/default.nix
@ -71,6 +71,41 @@
        key = "<C-e>";
        mode = "i";
      }
+      # quick chat with copilot
+      {
+        key = "<leader>ccq";
+        action.__raw = ''
+          function()
+            local input = vim.fn.input("Quick chat: ")
+            if input ~= "" then
+              require("CopilotChat").ask(input, { selection = require("CopilotChat.select").buffer })
+            end
+          end
+        '';
+        mode = [
+          "n"
+          "v"
+        ];
+      }
+      # ask perplexity a quick question
+      {
+        key = "<leader>ccs";
+        action.__raw = ''
+          function()
+            local input = vim.fn.input("Perplexity: ")
+            if input ~= "" then
+              require("CopilotChat").ask(input, {
+                agent = "perplexityai",
+                selection = false,
+              })
+            end
+          end
+        '';
+        mode = [
+          "n"
+          "v"
+        ];
+      }
    ];

    plugins.cmp = {
@ -163,11 +198,10 @@
        };
        rust_analyzer = {
          enable = true;
-          installRustc = false;
-          installCargo = false;
+          installRustc = true;
+          installCargo = true;
        };
        eslint.enable = true;
-        yamlls.enable = true;
      };
    };
    plugins.treesitter = {
@ -199,6 +233,13 @@
      settings.current_line_blame = true;
    };

+    plugins.copilot-chat = {
+      enable = true;
+      settings = {
+        model = "claude-3.5-sonnet";
+      };
+    };
+
    plugins.cmp-buffer.enable = true;
    plugins.cmp-emoji.enable = true;
    plugins.cmp-nvim-lsp.enable = true;
--- a/home/yt/chunk.nix
+++ b/home/yt/chunk.nix
@ -14,4 +14,8 @@
  programs.home-manager.enable = true;

  systemd.user.startServices = "sd-switch";
+
+  home.packages = with pkgs; [
+    attic-server
+  ];
 }
--- a/home/yt/ytnix.nix
+++ b/home/yt/ytnix.nix
@ -60,6 +60,7 @@
      unzip
      anki-bin
      trezorctl
+      trezor-agent
      q
      gdb
      fuzzel
@ -76,6 +77,7 @@
      ))
      p7zip
      qbittorrent
+      nil
      android-tools
      frida-tools
      mitmproxy
@ -98,11 +100,9 @@
      nix-output-monitor
      wl-clipboard-rs
      pixelflasher
-      cinny-desktop
+      element-desktop
      freetube
      gopls
-      rust-analyzer
-      minio-client
    ];

  home.sessionVariables = {
--- a/home/zsh/default.nix
+++ b/home/zsh/default.nix
@ -92,7 +92,7 @@
      "s" = "sudo";
      "nrs" = "sudo nixos-rebuild switch -L --flake . --log-format internal-json -v |& nom --json";
      "nrt" = "sudo nixos-rebuild test -L --flake . --log-format internal-json -v |& nom --json";
-      "hrs" = "home-manager switch -L --flake .";
+      "hrs" = "home-manager switch -L --flake . |& nom --json";
      "g" = "git";
      "ga" = "git add";
      "gaa" = "git add --all";
--- a/hosts/chunk/default.nix
+++ b/hosts/chunk/default.nix
@ -184,10 +184,16 @@
  security.sudo.enable = true;
  security.sudo.wheelNeedsPassword = false;

+  programs.gnupg.agent.enable = true;
  programs.git.enable = true;

  my.caddy.enable = true;

  # container stuff
  my.containerization.enable = true;
+
+  my.roundcube.enable = true;
+  my.zipline.enable = true;
+  my.searx.enable = true;
+  my.attic.enable = true;
 }
--- a/hosts/chunk/garage.nix
+++ b/hosts/chunk/garage.nix
@ -10,21 +10,15 @@
        api_bind_addr = "[::]:3900";
        root_domain = "s3.cy7.sh";
      };
-      s3_web = {
-        bind_addr = "[::]:3902";
-        root_domain = ".web.cy7.sh";
-        add_host_to_metrics = true;
-      };
      admin.api_bind_addr = "[::]:3903";
      rpc_bind_addr = "[::]:3901";
      replication_factor = 1;
      db_engine = "lmdb";
      disable_scrub = true;
-      block_size = "128M";
+      block_size = "10M";
      compression_level = "none";
    };
    environmentFile = config.sops.secrets."garage/env".path;
-    logLevel = "warn";
  };

  services.caddy.virtualHosts = {
@ -39,12 +33,5 @@
      import common
      reverse_proxy localhost:3903
    '';
-    "*.web.cy7.sh" = {
-      serverAliases = [ "nixcache.cy7.sh" ];
-      extraConfig = ''
-        import common
-        reverse_proxy localhost:3902
-      '';
-    };
  };
 }
--- a/hosts/chunk/immich.nix
+++ b/hosts/chunk/immich.nix
@ -6,10 +6,9 @@
 }:
 let
  uploadLocation = "/mnt/photos/immich";
-  # thumbsLocation = "/opt/immich/thumbs";
+  thumbsLocation = "/opt/immich/thumbs";
  profileLocation = "/opt/immich/profile";
  dbDataLocation = "/opt/immich/postgres";
-  backupsLocation = "/opt/immich/backups";
 in
 {
  virtualisation.oci-containers.containers = {
@ -20,9 +19,8 @@ in
      pull = "newer";
      volumes = [
        "${uploadLocation}:/usr/src/app/upload"
-        # "${thumbsLocation}:/usr/src/app/upload/thumbs"
+        "${thumbsLocation}:/usr/src/app/upload/thumbs"
        "${profileLocation}:/usr/src/app/upload/profile"
-        "${backupsLocation}:/usr/src/app/upload/backups"
      ];
      environment = {
        REDIS_HOSTNAME = "immich-redis";
--- a/hosts/chunk/rclone.nix
+++ b/hosts/chunk/rclone.nix
@ -4,33 +4,6 @@
  lib,
  ...
 }:
-let
-  mkServiceConfig = remote: mount: {
-    Type = "notify";
-    TimeoutSec = "5min 20s";
-    ExecStartPre = "/usr/bin/env mkdir -p ${mount}";
-    ExecStart = ''
-      ${lib.getExe pkgs.rclone} mount \
-        --config ${config.sops.secrets."rclone/config".path} \
-        --allow-other \
-        --cache-dir /var/cache/rclone \
-        --transfers 32 \
-        --vfs-cache-mode full \
-        --vfs-cache-min-free-space 5G \
-        --dir-cache-time 30d \
-        --no-checksum \
-        --no-modtime \
-        --vfs-fast-fingerprint \
-        --vfs-read-chunk-size 16M \
-        --vfs-read-chunk-streams 16 \
-        --sftp-concurrency 64 \
-        --sftp-chunk-size 255k \
-        --buffer-size 0 \
-        ${remote} ${mount}
-    '';
-    ExecStop = "${lib.getExe' pkgs.fuse "fusermount"} -zu ${mount}";
-  };
-in
 {
  systemd.services.immich-mount = {
    enable = true;
@ -39,7 +12,21 @@ in
    after = [ "network-online.target" ];
    requiredBy = [ "podman-immich-server.service" ];
    before = [ "podman-immich-server.service" ];
-    serviceConfig = mkServiceConfig "photos:" "/mnt/photos";
+    serviceConfig = {
+      Type = "notify";
+      ExecStartPre = "/usr/bin/env mkdir -p /mnt/photos";
+      ExecStart = ''
+        ${lib.getExe pkgs.rclone} mount \
+          --config ${config.sops.secrets."rclone/config".path} \
+          --cache-dir /var/cache/rclone \
+          --transfers=32 \
+          --dir-cache-time 30d \
+          --vfs-cache-mode writes \
+          --vfs-cache-max-size 2G \
+          photos: /mnt/photos
+      '';
+      ExecStop = "${lib.getExe' pkgs.fuse "fusermount"} -u /mnt/photos";
+    };
  };

  systemd.services.garage-mount = {
@ -49,6 +36,26 @@ in
    after = [ "network-online.target" ];
    requiredBy = [ "garage.service" ];
    before = [ "garage.service" ];
-    serviceConfig = mkServiceConfig "rsyncnet:garage" "/mnt/garage";
+    serviceConfig = {
+      Type = "notify";
+      ExecStartPre = "/usr/bin/env mkdir -p /mnt/garage";
+      ExecStart = ''
+        ${lib.getExe pkgs.rclone} mount \
+          --config ${config.sops.secrets."rclone/config".path} \
+          --allow-other \
+          --cache-dir /var/cache/rclone \
+          --transfers=32 \
+          --vfs-cache-mode full \
+          --vfs-cache-min-free-space 5G \
+          --dir-cache-time 30d \
+          --no-checksum \
+          --no-modtime \
+          --vfs-fast-fingerprint \
+          --vfs-read-chunk-size 10M \
+          --vfs-read-chunk-streams 32 \
+          rsyncnet:garage /mnt/garage
+      '';
+      ExecStop = "${lib.getExe' pkgs.fuse "fusermount"} -u /mnt/garage";
+    };
  };
 }
--- a/hosts/common.nix
+++ b/hosts/common.nix
@ -1,4 +1,4 @@
-{ inputs, config, ... }:
+{ inputs, ... }:
 {
  nix = {
    settings = {
@ -9,16 +9,13 @@
        "root"
        "@wheel"
      ];
-      extra-trusted-public-keys = [
+      trusted-public-keys = [
        "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
-        "nixcache.cy7.sh:DN3d1dt0wnXfTH03oVmTee4KgmdNdB0NY3SuzA8Fwx8="
+        "main:Ku31HoEWcBtfggge2VGj+QTkVrQuIwRIMGyfV/5VQP0="
      ];
-      extra-substituters = [
+      trusted-substituters = [
        "https://nix-community.cachix.org"
-        "https://nixcache.cy7.sh"
-      ];
-      secret-key-files = [
-        config.sops.secrets.cache-priv-key.path
+        "https://cache.cy7.sh/main"
      ];
    };
    channel.enable = false;
@ -77,11 +74,4 @@

  services.thermald.enable = true;
  environment.enableAllTerminfo = true;
-
-  sops.secrets.cache-priv-key = {
-    format = "binary";
-    sopsFile = ../secrets/cache-priv-key.pem;
-    mode = "0440";
-    group = "users";
-  };
 }
--- a/hosts/ytnix/default.nix
+++ b/hosts/ytnix/default.nix
@ -94,10 +94,8 @@
      #   3003 # immich-ml
      # ];
    };
-    hosts = {
-      "100.122.132.30" = [ "s3.cy7.sh" ];
-    };
  };
+  programs.nm-applet.enable = true;

  security.rtkit.enable = true;
  services.pipewire = {
--- a/4
+++ b/4
@ -1,7 +1,9 @@
 update:
    git branch -D update || true
    git switch -c update
-    nix flake update --commit-lock-file
+    nix flake update
+    git add flake.lock
+    git commit -s -m "flake update"
    git push -f
    git switch main

--- a/modules/attic.nix
+++ b/modules/attic.nix
@ -18,10 +18,7 @@ in
      settings = {
        listen = "[::]:8091";
        api-endpoint = "https://cache.cy7.sh/";
-        allowed-hosts = [
-          "cache.cy7.sh"
-          "cdn.cy7.sh"
-        ];
+        allowed-hosts = [ "cache.cy7.sh" ];
        require-proof-of-possession = false;
        compression = {
          type = "none";
@ -33,40 +30,18 @@ in
          type = "s3";
          region = "us-east-1";
          bucket = "attic";
-          # attic must be patched to never serve pre-signed s3 urls directly
-          # otherwise it will redirect clients to this localhost endpoint
-          endpoint = "http://127.0.0.1:3900";
+          endpoint = "https://s3.cy7.sh";
        };

        garbage-collection = {
          default-retention-period = "1 month";
        };
-
-        chunking = {
-          # disable chunking since garage does its own
-          nar-size-threshold = 0;
-          # defaults
-          min-size = 16384;
-          avg-size = 65536;
-          max-size = 262144;
-        };
      };
    };

-    systemd.services.atticd = {
-      requires = [ "garage.service" ];
-      after = [ "garage.service" ];
-      environment = {
-        RUST_LOG = "INFO";
-      };
-    };
-
-    services.caddy.virtualHosts."cache.cy7.sh" = {
-      serverAliases = [ "cdn.cy7.sh" ];
-      extraConfig = ''
-        import common
-        reverse_proxy localhost:8091
-      '';
-    };
+    services.caddy.virtualHosts."cache.cy7.sh".extraConfig = ''
+      import common
+      reverse_proxy localhost:8091
+    '';
  };
 }
--- a/modules/caddy.nix
+++ b/modules/caddy.nix
@ -19,9 +19,9 @@ in
        plugins = [
          # error message will tell you the correct version tag to use
          # (still need the @ to pass nix config check)
-          "github.com/caddy-dns/cloudflare@v0.0.0-20250228175314-1fb64108d4de"
+          "github.com/caddy-dns/cloudflare@v0.0.0-20240703190432-89f16b99c18e"
        ];
-        hash = "sha256-YYpsf8HMONR1teMiSymo2y+HrKoxuJMKIea5/NEykGc=";
+        hash = "sha256-jCcSzenewQiW897GFHF9WAcVkGaS/oUu63crJu7AyyQ=";
      };
      logFormat = lib.mkForce "level INFO";
      acmeCA = "https://acme-v02.api.letsencrypt.org/directory";
--- a/overlay/attic/default.nix
+++ b/overlay/attic/default.nix
@ -1,7 +1,7 @@
 final: prev: {
  attic-server = prev.attic-server.overrideAttrs {
    patches = [
-      ./prefetch-8-chunks.patch
+      ./prefetch-32-chunks.patch
    ];
  };
 }
--- a/overlay/attic/prefetch-32-chunks.patch
+++ b/overlay/attic/prefetch-32-chunks.patch
@ -0,0 +1,13 @@
+diff --git a/server/src/api/binary_cache.rs b/server/src/api/binary_cache.rs
+index 02e4857..71eeee8 100644
+--- a/server/src/api/binary_cache.rs
+++ b/server/src/api/binary_cache.rs
+@@ -262,7 +262,7 @@ async fn get_nar(
+ 
+         // TODO: Make num_prefetch configurable
+         // The ideal size depends on the average chunk size
+-        let merged = merge_chunks(chunks, streamer, storage, 2).map_err(|e| {
+        let merged = merge_chunks(chunks, streamer, storage, 32).map_err(|e| {
+             tracing::error!(%e, "Stream error");
+             e
+         });
--- a/overlay/attic/prefetch-8-chunks.patch
+++ b/overlay/attic/prefetch-8-chunks.patch
@ -1,14 +0,0 @@
-diff --git a/server/src/api/binary_cache.rs b/server/src/api/binary_cache.rs
-index 02e4857..b522154 100644
--- a/server/src/api/binary_cache.rs
-+++ b/server/src/api/binary_cache.rs
-@@ -215,7 +215,7 @@ async fn get_nar(
-         let chunk = chunks[0].as_ref().unwrap();
-         let remote_file = &chunk.remote_file.0;
-         let storage = state.storage().await?;
-        match storage.download_file_db(remote_file, false).await? {
-+        match storage.download_file_db(remote_file, true).await? {
-             Download::Url(url) => Ok(Redirect::temporary(&url).into_response()),
-             Download::AsyncRead(stream) => {
-                 let stream = ReaderStream::new(stream).map_err(|e| {
-
--- a/overlay/default.nix
+++ b/overlay/default.nix
@ -15,7 +15,8 @@ in
      pkgFrom = flake: pkg: flake.packages.${prev.system}.${pkg};
    in
    {
-      conduwuit = pkgFrom inputs.conduwuit "default";
+      conduwuit = pkgFrom inputs.conduwuit "static-x86_64-linux-musl-all-features-x86_64-haswell-optimised";
+      pixelflasher = nixpkgsFrom inputs.pixelflasher "pixelflasher";
      attic-server = pkgFrom inputs.attic "attic-server";
      attic = pkgFrom inputs.attic "attic";
      garage = (
--- a/secrets/cache-priv-key.pem
+++ b/secrets/cache-priv-key.pem
@ -1,28 +0,0 @@
-{
-	"data": "ENC[AES256_GCM,data:IVRg3IqrlV1Cy3xwyVszhUnRzbWP3OSb/XZF1H0N30eKL8d0DxFGngC5qMgRcmSs203/QL3w0fENp1u0f8tVajqJVlzLjlsiQrMdtXmiMv0LKO7E+aj4UZ0wMchB0XgSVUWrKUXxZrA=,iv:3GtA07yuAAI++RsLSwY3U62k1iG9+hvkGn45HjFt/Gk=,tag:PJ13CrjcE06KMC383txqHw==,type:str]",
-	"sops": {
-		"kms": null,
-		"gcp_kms": null,
-		"azure_kv": null,
-		"hc_vault": null,
-		"age": [
-			{
-				"recipient": "age1sy0at69err83qyml2vqu8xvwjccfws447aaadfvacj2qluw3p45s2mtrw8",
-				"enc": "-----BEGIN AGE ENCRYPTED FILE-----\nYWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBLcGd1alJmNWM3dVBmSWxs\nRHBTOVV6U3p1U3Q3bzQ3OXYrWVhNVTlxTGxvClllbFMwc3dFZW56a0d6eUhVZ2Na\nMUVJc29CNHVMcHRLaXBlRnRLZ2pNb0UKLS0tIFRERnRBZGVFRk9sYmpzVjlpdmN1\ndjUyVmRZMFlFTm4zSnZWV09WbTNoMWMKM35a6GkCZIKscqgADrbIa48T8++wkhLP\nOFr03bv6D0Hj38VLWx+kh9kmja8BaxmdSUTeAhdORwbQumJBAqjsOw==\n-----END AGE ENCRYPTED FILE-----\n"
-			},
-			{
-				"recipient": "age10h6pg5qdpc4t0rpmksfv788a57f04n83zgqaezkjjn65nkhv547s0vxfdn",
-				"enc": "-----BEGIN AGE ENCRYPTED FILE-----\nYWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBHbEh0YkFlL3dPL1FmcE9m\nbjl0dHhQZlpBREMwYzQ0NEpQQ3RZVlNsM1Q4CmYwS0VDNjFaOXhOS3JkVUtaTEJZ\nSVNyZ1lXbEhCbE5XdGxCRWhsNVR1N0EKLS0tICt2Um9wQ0pyUVpnd1dVemM4NmpU\nTHE1bi9OcmsweDZyNVpVVUlITmt3c28KdX6fO1C7Ma66AAv/RCI5z8p/7fSvKWQ7\nCL86Nl4Xzb5WWxkteO4wOoHh4y0+9dpEAbS/XP78PkC07uRttcS7pQ==\n-----END AGE ENCRYPTED FILE-----\n"
-			},
-			{
-				"recipient": "age1eg6sxflw6l44fp20sl068sampwd95fm0mnh4ssegrhtktgm50ptqcuspyn",
-				"enc": "-----BEGIN AGE ENCRYPTED FILE-----\nYWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBCRmNheTZrUWplWFZJcm53\nbC94UHdYbXdsSFB0Nk92Q29RdGMxbUxVeEhjCkZqVk13bEFvNFFLZllTN0NUeFpj\nRkhlYXl5STJrbVQzeWg3YzlQZ1ZlZncKLS0tIGhjUytJa2FXa0VVTFlMN2ZpTjF0\ncG9ZTG0zL2dNekV0NkFZWWVrcFpPU3cK/Kia/sHk5T9nlbDg2G52uQcJUoPrnu3y\n6ARJKoz0MnV4csjS6IZCFSb7Vy5DSH+at3khEw3x00eGae1Jd89vwQ==\n-----END AGE ENCRYPTED FILE-----\n"
-			}
-		],
-		"lastmodified": "2025-03-27T20:37:28Z",
-		"mac": "ENC[AES256_GCM,data:35iUoodcjvIn+VAE20f2sHFaTh3+aqCYQ4HalWdVz4eUSkVNcdXs2uqOZtFv3MszDiH9izM84OyHwykudJ99QE3B/NwpfIoKQaU6Qg5X/g/rC1meffMaZwcASVbepjznahbTKmJqeSrMeybrBIV+6FaSjWXn0+D72GEEM1vgH9c=,iv:N2CbttHJsczm37qdapOCrlNeSSgsZBDlvWyvUpa3mkk=,tag:btniVwaVS9h4jDo4IM2wcA==,type:str]",
-		"pgp": null,
-		"unencrypted_suffix": "_unencrypted",
-		"version": "3.9.4"
-	}
-}