fix: run CI build job in Nix + add debug ci job

Author: JeffDess

.github/workflows/build_binaries.yaml

@@ -9,6 +9,7 @@ jobs:
   debug:
     name: 'QMK Userspace Build Debug'
     runs-on: ubuntu-latest
+    if: github.event_name == 'workflow_dispatch'
     steps:
       - name: Checkout userspace
         uses: actions/checkout@v4
@@ -21,35 +22,47 @@ jobs:
           path: qmk_firmware
           submodules: recursive
 
-      - name: Install QMK dependencies
-        run: |
-          sudo apt-get update
-          sudo apt-get install -y gcc-arm-none-eabi binutils-arm-none-eabi libnewlib-arm-none-eabi git python3 python3-pip
-          python3 -m pip install --upgrade pip
-          python3 -m pip install qmk
+      - name: Install Nix
+        uses: cachix/install-nix-action@v27
+        with:
+          nix_path: nixpkgs=channel:nixos-unstable
 
-      - name: Setup QMK
+      - name: Setup QMK and compile keyboards
         run: |
-          qmk config user.qmk_home="$(pwd)/qmk_firmware"
-          qmk config user.overlay_dir="$(pwd)"
-          qmk doctor || true
+          nix develop --command bash -c '
+            # Setup QMK
+            qmk config user.qmk_home="$(pwd)/qmk_firmware"
+            qmk config user.overlay_dir="$(pwd)"
+            qmk doctor || true
 
-      - name: Compile each keyboard with verbose output
-        run: |
-          echo "=== Building keyclicks/w_ergolite:jeffdess ===" | tee -a qmk-build.log
-          qmk compile -kb keyclicks/w_ergolite -km jeffdess -v 2>&1 | tee -a qmk-build.log || echo "FAILED: w_ergolite" | tee -a qmk-build.log
+            # Build each keyboard
+            echo "=== Building Ergolite ===" | \
+              tee -a qmk-build.log
+            qmk -v compile -kb keyclicks/w_ergolite -km jeffdess 2>&1 | \
+              tee -a qmk-build.log || \
+                echo "FAILED: w_ergolite" | tee -a qmk-build.log
 
-          echo "" | tee -a qmk-build.log
-          echo "=== Building fingerpunch/ximi/v2:jeffdess ===" | tee -a qmk-build.log
-          qmk compile -kb fingerpunch/ximi/v2 -km jeffdess -v 2>&1 | tee -a qmk-build.log || echo "FAILED: ximi" | tee -a qmk-build.log
+            echo "" | tee -a qmk-build.log
+            echo "=== Building Ximi ===" | \
+              tee -a qmk-build.log
+            qmk -v compile -kb fingerpunch/ximi/v2 -km jeffdess 2>&1 | \
+              tee -a qmk-build.log || \
+                echo "FAILED: ximi" | tee -a qmk-build.log
 
-          echo "" | tee -a qmk-build.log
-          echo "=== Building ploopyco/trackball_nano/rev1_001:jeffdess ===" | tee -a qmk-build.log
-          qmk compile -kb ploopyco/trackball_nano/rev1_001 -km jeffdess -v 2>&1 | tee -a qmk-build.log || echo "FAILED: trackball" | tee -a qmk-build.log
+            echo "" | tee -a qmk-build.log
+            echo "=== Building Ploopy Nano ===" |\
+              tee -a qmk-build.log
+            qmk -v compile -kb ploopyco/trackball_nano/rev1_001 -km jeffdess 2>&1 \
+            | tee -a qmk-build.log || \
+                echo "FAILED: trackball" | tee -a qmk-build.log
 
-          echo "" | tee -a qmk-build.log
-          echo "=== Building bastardkb/charybdis/3x5/v2/splinky_3:jeffdess ===" | tee -a qmk-build.log
-          qmk compile -kb bastardkb/charybdis/3x5/v2/splinky_3 -km jeffdess -v 2>&1 | tee -a qmk-build.log || echo "FAILED: charybdis" | tee -a qmk-build.log
+            echo "" | tee -a qmk-build.log
+            echo "=== Building Charybdis Nano ===" | \
+              tee -a qmk-build.log
+            qmk -v compile -kb bastardkb/charybdis/3x5/v2/splinky_3 -km jeffdess 2>&1 \
+            | tee -a qmk-build.log || \
+                echo "FAILED: charybdis" | tee -a qmk-build.log
+          '
 
       - name: Upload build log
         if: always()
@@ -60,10 +73,42 @@ jobs:
 
   build:
     name: 'QMK Userspace Build'
-    uses: qmk/.github/.github/workflows/qmk_userspace_build.yml@main
-    with:
-      qmk_repo: JeffDess/qmk_firmware
-      qmk_ref: master
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout userspace
+        uses: actions/checkout@v4
+
+      - name: Checkout QMK firmware
+        uses: actions/checkout@v4
+        with:
+          repository: JeffDess/qmk_firmware
+          ref: master
+          path: qmk_firmware
+          submodules: recursive
+
+      - name: Install Nix
+        uses: cachix/install-nix-action@v27
+        with:
+          nix_path: nixpkgs=channel:nixos-unstable
+
+      - name: Build all keyboards
+        run: |
+          nix develop --command bash -c '
+            qmk config user.qmk_home="$(pwd)/qmk_firmware"
+            qmk config user.overlay_dir="$(pwd)"
+
+            qmk userspace-compile
+          '
+
+      - name: Upload firmware artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: Firmware
+          path: |
+            *.bin
+            *.hex
+            *.uf2
+          if-no-files-found: warn
 
   publish:
     name: 'QMK Userspace Publish'