Use GITHUB_WORKSPACE for mount paths, add host-level debug

.gitea/workflows/build.yml

@@ -13,22 +13,26 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v4
-        with:
-          path: repo
 
       - name: Cache Stack
         uses: actions/cache@v4
         with:
-          path: repo/.stack-root
-          key: stack-${{ runner.os }}-${{ hashFiles('repo/stack.yaml', 'repo/package.yaml', 'repo/converge.cabal') }}
+          path: .stack-root
+          key: stack-${{ runner.os }}-${{ hashFiles('stack.yaml', 'package.yaml', 'converge.cabal') }}
           restore-keys: stack-${{ runner.os }}-
 
+      - name: Debug host
+        run: |
+          echo "pwd=$(pwd)"
+          echo "GITHUB_WORKSPACE=$GITHUB_WORKSPACE"
+          ls -la
+
       - name: Build
         run: |
-          mkdir -p repo/.stack-root repo/build
+          mkdir -p .stack-root build
           docker run --rm \
-            -v "$(pwd)/repo:/work" \
-            -v "$(pwd)/repo/.stack-root:/stack-root" \
+            -v "$GITHUB_WORKSPACE:/work" \
+            -v "$GITHUB_WORKSPACE/.stack-root:/stack-root" \
             -e STACK_ROOT=/stack-root \
             -w /work \
             "$IMAGE" \
@@ -43,11 +47,11 @@ jobs:
             curl -fsSL "https://github.com/upx/upx/releases/download/v${UPX_VERSION}/${UPX_ARCHIVE}" \
               | tar -xJ -C /tmp
           fi
-          ${UPX_DIR}/upx repo/build/converge
+          ${UPX_DIR}/upx build/converge
 
       - name: Upload artifact
         uses: actions/upload-artifact@v4
         with:
           name: converge
-          path: repo/build/converge
+          path: build/converge
           compression-level: 0