Draft: Meta Commit II - far too large.

.github/workflows/ci.yml

@@ -1,6 +1,9 @@
+concurrency:
+  cancel-in-progress: true
+  group: ${{ github.workflow }}-${{ github.ref }}
 jobs:
-  build-arm:
-    name: Build ARM Configurations
+  build-arm-cross:
+    name: Build ARM (cross-compiled from x86_64)
     needs:
     - validation
     - security
@@ -9,16 +12,35 @@ jobs:
     - name: Checkout
       uses: actions/checkout@v4
     - name: Build configuration
-      run: nix build .#nixosConfigurations.${{ matrix.machine }}.config.system.build.toplevel
+      run: nix build  .#nixosConfigurations.${{ matrix.machine }}.config.system.build.toplevel
     strategy:
       fail-fast: false
       matrix:
         machine:
         - arm-builder
+        - beta-one
+      max-parallel: 10
+    timeout-minutes: 360
+  build-arm-native:
+    name: Build ARM (native aarch64)
+    needs:
+    - validation
+    - security
+    runs-on: self-hosted
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+    - name: Build configuration
+      run: nix build  .#nixosConfigurations.${{ matrix.machine }}.config.system.build.toplevel
+    strategy:
+      fail-fast: false
+      matrix:
+        machine:
         - display-1
         - display-2
         - print-controller
-        - beta-one
+      max-parallel: 2
+    timeout-minutes: 360
   build-x86:
     name: Build x86_64 Configurations
     needs:
@@ -29,7 +51,7 @@ jobs:
     - name: Checkout
       uses: actions/checkout@v4
     - name: Build configuration
-      run: nix build .#nixosConfigurations.${{ matrix.machine }}.config.system.build.toplevel
+      run: nix build  .#nixosConfigurations.${{ matrix.machine }}.config.system.build.toplevel
     strategy:
       fail-fast: false
       matrix:
@@ -44,33 +66,34 @@ jobs:
         - gaming-host-1
         - remote-worker
         - remote-builder
+      max-parallel: 10
+    timeout-minutes: 720
   deploy-prep:
     if: github.event_name == 'workflow_dispatch'
     name: Deploy - ${{ github.event.inputs.machine }}
     needs:
     - validation
     - security
     - build-x86
-    - build-arm
+    - build-arm-native
+    - build-arm-cross
     runs-on: self-hosted
     steps:
     - name: Checkout
       uses: actions/checkout@v4
     - name: Build configuration
-      run: nix build .#nixosConfigurations.${{ github.event.inputs.machine }}.config.system.build.toplevel
+      run: "MACHINE=\"${{ github.event.inputs.machine }}\"\nARM_NATIVE=\"display-1\
+        \ display-2 print-controller\"\nARM_CROSS=\"arm-builder beta-one\"\n\nif echo\
+        \ \"$ARM_NATIVE\" | grep -qw \"$MACHINE\"; then\n  NIX_OPTS=\"\"\nelif echo\
+        \ \"$ARM_CROSS\" | grep -qw \"$MACHINE\"; then\n  NIX_OPTS=\"\"\nelse\n  NIX_OPTS=\"\
+        \"\nfi\nnix build \"$NIX_OPTS\" \".#nixosConfigurations.$MACHINE.config.system.build.toplevel\"\
+        \n"
     - if: github.event.inputs.action == 'test'
       name: Test deployment
       run: nix run .#${{ github.event.inputs.machine }}
     - if: github.event.inputs.action == 'deploy'
       name: Deploy to machine
       run: nix run .#${{ github.event.inputs.machine }} -- switch
-    - if: always()
-      name: Upload deployment logs
-      uses: actions/upload-artifact@v4
-      with:
-        name: deploy-${{ github.event.inputs.machine }}-logs
-        path: /tmp/deploy-*.log
-        retention-days: '30'
   security:
     name: Security Scan
     runs-on: ubuntu-latest
@@ -110,6 +133,13 @@ jobs:
       run: nix fmt -- --check .
     - name: Flake check
       run: nix flake check
+    - continue-on-error: true
+      name: Profile evaluation
+      run: "nix build --option eval-profiler flamegraph \\\n          --option eval-profile-file\
+        \ /tmp/eval-profile \\\n          --option builders \"\" \\\n          .#nixosConfigurations.remote-builder.config.system.build.toplevel\
+        \ \\\n          --dry-run 2>&1 || true\nif [ -f /tmp/eval-profile ]; then\n\
+        \  echo \"=== Eval profile (top 20 stacks) ===\"\n  sort -rn -k2 /tmp/eval-profile\
+        \ | head -20\nfi\n"
     - continue-on-error: true
       name: Dead code check
       run: nix shell nixpkgs#deadnix -c deadnix .
@@ -124,7 +154,6 @@ name: NixOS CI/CD
   push:
     branches:
     - main
-    - jb/ai/overlord-8
     paths:
     - '**.nix'
     - flake.lock
@@ -153,10 +182,10 @@ name: NixOS CI/CD
         - gaming-host-1
         - remote-worker
         - remote-builder
-        - arm-builder
         - display-1
         - display-2
         - print-controller
+        - arm-builder
         - beta-one
         required: true
         type: choice

.gitignore

@@ -4,3 +4,4 @@ result
 *.qcow2
 documentation/logs/
 sqlite_mcp_server.db
+nix