Refactor CI workflow to build and push NixOS schemes, replacing parallel builds with sequential processing for better cache management. Introduce a new script for pushing builds to Attic cache and remove the obsolete build-all-schemes script.

.github/workflows/build-schemes.yml

@@ -35,38 +35,55 @@ jobs:
         echo "schemes=$SCHEMES" >> $GITHUB_OUTPUT
         echo "Available schemes: $SCHEMES"
     
-    - name: Build all schemes
-      run: |
-        for scheme in ${{ steps.schemes.outputs.schemes }}; do
-          echo "Building scheme: $scheme"
-          nix build .#nixosConfigurations.${HOSTNAME}.config.system.build.toplevel \
-            --override-input stylix-scheme $scheme \
-            --out-link ./result-$scheme &
-        done
-        wait
-        echo "All schemes built successfully!"
-    
     - name: Configure Attic cache
       run: |
         # Configure attic client to use your cache server
         attic login servidos https://cache.servidos.lat ${{ secrets.ATTIC_TOKEN }}
     
-    - name: Push schemes to cache
+    - name: Build and push all schemes
       run: |
-        echo "Pushing all scheme builds to cache..."
-        # Push all built derivations to cache
-        if ls result* 1> /dev/null 2>&1; then
-          attic push servidos:nixos result*
-        fi
+        echo "Building and pushing all schemes..."
         
-        # Push each scheme build individually for better cache granularity
+        # Store original scheme
+        ORIGINAL_SCHEME=$(grep -oP "scheme = schemesFile\.schemes\.\K\w+" config/stylix.nix)
+        echo "Original scheme: $ORIGINAL_SCHEME"
+        
+        # Build and push each scheme
         for scheme in ${{ steps.schemes.outputs.schemes }}; do
-          echo "Pushing scheme $scheme to cache..."
+          echo "========================================="
+          echo "Processing scheme: $scheme"
+          echo "========================================="
+          
+          # Update stylix.nix to use this scheme
+          sed -i "s/scheme = schemesFile\.schemes\.\w\+;/scheme = schemesFile.schemes.$scheme;/" config/stylix.nix
+          
+          # Verify the change
+          grep "scheme = schemesFile.schemes" config/stylix.nix
+          
+          # Build the configuration
+          echo "Building $scheme..."
+          nix build .#nixosConfigurations.${HOSTNAME}.config.system.build.toplevel \
+            --out-link ./result-$scheme
+          
+          # Push to cache
+          echo "Pushing $scheme to cache..."
+          attic push servidos:nixos ./result-$scheme
+          
+          # Also push using print-out-paths for better cache coverage
           nix build .#nixosConfigurations.${HOSTNAME}.config.system.build.toplevel \
-            --override-input stylix-scheme $scheme \
             --print-out-paths | attic push servidos:nixos --stdin
+          
+          echo "✓ Completed $scheme"
+          echo ""
         done
-        echo "All schemes pushed to cache successfully!"
+        
+        # Restore original scheme
+        echo "Restoring original scheme: $ORIGINAL_SCHEME"
+        sed -i "s/scheme = schemesFile\.schemes\.\w\+;/scheme = schemesFile.schemes.$ORIGINAL_SCHEME;/" config/stylix.nix
+        
+        echo "========================================="
+        echo "All schemes built and pushed successfully!"
+        echo "========================================="
     
     - name: Upload build artifacts
       uses: actions/upload-artifact@v4
@@ -77,7 +94,10 @@ jobs:
     
     - name: Summary
       run: |
+        SCHEME_COUNT=$(echo "${{ steps.schemes.outputs.schemes }}" | wc -w)
         echo "✅ Color scheme builds completed successfully!"
-        echo "- Built all ${{ steps.schemes.outputs.schemes }} schemes"
+        echo "- Built $SCHEME_COUNT schemes: ${{ steps.schemes.outputs.schemes }}"
         echo "- Pushed all builds to Atticd cache"
         echo "- Uploaded artifacts for backup"
+        echo ""
+        echo "You can now switch schemes quickly without waiting for builds!"