move packages to a separate workflow

.github/workflows/build-machines-and-homes.yml

@@ -1,63 +1,8 @@
-name: build and cache random stuff
+name: build and cache machines and homes
 on:
   workflow_dispatch:
   push:
 jobs:
-  build-packages:
-    strategy:
-      matrix:
-        package:
-          - github:cything/nixpkgs/928e0c6874ab3e759305e93f806a4cf559645677#alvr
-        os:
-          - ubuntu-latest
-          - macos-latest
-          - ubuntu-24.04-arm
- 
-    runs-on: ${{ matrix.os }}
-    continue-on-error: true
-    steps:
-      - name: Install Nix
-        uses: cachix/install-nix-action@v30
-
-      - name: Sync repository
-        uses: actions/checkout@v4
-        with:
-          persist-credentials: false
-
-      - uses: cachix/cachix-action@v14
-        with:
-          name: cything
-          authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
-          useDaemon: false
-          installCommand: nix profile install nixpkgs#cachix
-
-      - name: Setup Attic cache
-        uses: ryanccn/attic-action@v0
-        with:
-          endpoint: ${{ vars.ATTIC_ENDPOINT }}
-          cache: ${{ vars.ATTIC_CACHE }}
-          token: ${{ secrets.ATTIC_TOKEN }}
-
-      - name: Restore and cache Nix store
-        uses: nix-community/cache-nix-action@v5.1.0
-        with:
-          # restore and save a cache using this key
-          primary-key: nix-${{ 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
-
-      - run: nix build -L ${{ matrix.package }}
-
   build-machines:
     strategy:
       matrix:

.github/workflows/build-packages.yml

@@ -0,0 +1,58 @@
+name: build and cache packages
+on:
+  workflow_dispatch:
+jobs:
+  build-packages:
+    strategy:
+      matrix:
+        package:
+          - github:cything/nixpkgs/928e0c6874ab3e759305e93f806a4cf559645677#alvr
+        os:
+          - ubuntu-latest
+          - macos-latest
+          - ubuntu-24.04-arm
+ 
+    runs-on: ${{ matrix.os }}
+    continue-on-error: true
+    steps:
+      - name: Install Nix
+        uses: cachix/install-nix-action@v30
+
+      - name: Sync repository
+        uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+
+      - uses: cachix/cachix-action@v14
+        with:
+          name: cything
+          authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
+          useDaemon: false
+          installCommand: nix profile install nixpkgs#cachix
+
+      - name: Setup Attic cache
+        uses: ryanccn/attic-action@v0
+        with:
+          endpoint: ${{ vars.ATTIC_ENDPOINT }}
+          cache: ${{ vars.ATTIC_CACHE }}
+          token: ${{ secrets.ATTIC_TOKEN }}
+
+      - name: Restore and cache Nix store
+        uses: nix-community/cache-nix-action@v5.1.0
+        with:
+          # restore and save a cache using this key
+          primary-key: nix-${{ runner.os }}-${{ matrix.package }}-${{ hashFiles('**/*.nix', 'flake.lock') }}
+          # if there's no cache hit, restore a cache by this prefix
+          restore-prefixes-first-match: nix-${{ runner.os }}-${{ matrix.package }}-
+          # 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
+
+      - run: nix build -L ${{ matrix.package }}