ci: switch to docker build to fix volume mount issues

.gitea/workflows/build-pi.yaml

@@ -15,17 +15,14 @@ jobs:
 
       - name: Build in Docker (ARM64)
         run: |
-          # Run the build inside a Python container emulating ARM64
+          # Create a Dockerfile for the build to avoid volume mount issues
-          # We map the current directory to /app
+          cat <<EOF > Dockerfile.arm64
-          docker run --rm --platform linux/arm64 \
+          FROM python:3.11-bookworm
-            -v "${{ github.workspace }}:/app" \
-            -w /app \
-            python:3.11-bookworm \
-            /bin/bash -c "
-              set -e
           
-              # 1. Install System Dependencies required for PySide6/Qt linkage and PyInstaller
+          WORKDIR /app
-              apt-get update && apt-get install -y --no-install-recommends \
+          
+          # Install System Dependencies
+          RUN apt-get update && apt-get install -y --no-install-recommends \
               libgl1 \
               libegl1 \
               libxkbcommon-x11-0 \
@@ -33,30 +30,46 @@ jobs:
               libfontconfig1 \
               binutils
 
-              # 2. Install Python Dependencies
+          # Copy project files
-              pip install --upgrade pip
+          COPY . /app
+
+          # Install Python Dependencies
+          RUN pip install --upgrade pip && \
               pip install -r requirements.txt
 
-              # 3. Run PyInstaller (Using command from build.sh)
+          # Build with PyInstaller
-              echo 'Running PyInstaller...'
+          RUN pyinstaller --name "volvodisplay" \
-              pyinstaller --name 'volvodisplay' \
                           --onefile \
                           --windowed \
                           --clean \
                           --noconfirm \
-                          --add-data 'main.qml:.' \
+                          --add-data "main.qml:." \
-                          --add-data 'TemperatureGauge.qml:.' \
+                          --add-data "TemperatureGauge.qml:." \
                           --exclude-module PySide6.QtWebEngineQuick \
                           --exclude-module PySide6.QtWebEngineCore \
                           --exclude-module PySide6.QtQuick3DSpatialAudio \
                           main.py
           
-              # 4. Copy config
+          # Prepare config for export
-              cp config.json dist/
+          RUN cp config.json dist/
+          EOF
 
-              # 5. Fix permissions (Docker runs as root, we need to own the files to upload them)
+          echo "Building Docker image..."
-              chown -R $(id -u):$(id -g) dist
+          docker build --platform linux/arm64 -f Dockerfile.arm64 -t volvo-builder .
-            "
+
+          echo "Extracting artifacts..."
+          # Create a container just to copy files out
+          CONTAINER_ID=$(docker create --platform linux/arm64 volvo-builder)
+          
+          # Ensure local dist directory exists
+          mkdir -p dist
+          
+          # Copy binary and config from the container to host
+          docker cp $CONTAINER_ID:/app/dist/volvodisplay dist/volvodisplay
+          docker cp $CONTAINER_ID:/app/dist/config.json dist/config.json
+          
+          # Cleanup
+          docker rm $CONTAINER_ID
 
       - name: Upload Binary
         uses: actions/upload-artifact@v3