Workflow: Fix shell variable expansion for Windows container naming

.gitea/workflows/build.yml

@@ -37,7 +37,7 @@ jobs:
       
       - name: Build Windows executable (Self-Built Environment)
         run: |
-          # 1. Create a local Dockerfile for a guaranteed working environment
+          # 1. Create a local Dockerfile
           cat <<EOF > Dockerfile.win
           FROM python:3.10-slim
           RUN apt-get update && apt-get install -y wine binutils-mingw-w64-x86-64 && apt-get clean
@@ -45,19 +45,20 @@ jobs:
           WORKDIR /src
           EOF
 
-          # 2. Build the local image
+          # 2. Build local image
           docker build -t local-win-builder -f Dockerfile.win .
 
-          # 3. Create container and copy files
+          # 3. Use unique container name (Fixed shell variable expansion)
           CONTAINER_NAME="win-build-${{ github.run_id }}"
-          docker create --name \$CONTAINER_NAME local-win-builder sh -c "pyinstaller --onefile --name tamigo-cli tamigo.py"
-          docker cp . \$CONTAINER_NAME:/src
+          
+          docker create --name $CONTAINER_NAME local-win-builder sh -c "pyinstaller --onefile --name tamigo-cli tamigo.py"
+          docker cp . $CONTAINER_NAME:/src
           
           # 4. Start build and extract
-          docker start -a \$CONTAINER_NAME
+          docker start -a $CONTAINER_NAME
           mkdir -p win_dist
-          docker cp \$CONTAINER_NAME:/src/dist/. ./win_dist/
-          docker rm \$CONTAINER_NAME
+          docker cp $CONTAINER_NAME:/src/dist/. ./win_dist/
+          docker rm $CONTAINER_NAME
           
       - name: Debug - List Files
         if: always()