Package Windows installer inside copied builder workspace

.gitea/workflows/build.yml

@@ -27,11 +27,14 @@ jobs:
 
       - name: Build Windows installer
         run: |
-          docker run --rm \
+          builder="coworker-builder-${GITHUB_RUN_ID:-manual}-${GITHUB_RUN_ATTEMPT:-1}"
-            -v "$PWD":/project \
+          rm -rf node_modules release
-            -w /project \
+          docker create --name "$builder" electronuserland/builder:wine /bin/bash -lc "sleep infinity"
-            electronuserland/builder:wine \
+          trap 'docker rm -f "$builder"' EXIT
-            /bin/bash -lc "npm run package:win"
+          docker cp . "$builder":/project
+          docker start "$builder"
+          docker exec -w /project "$builder" /bin/bash -lc "npm install && npm run package:win"
+          docker cp "$builder":/project/release ./release
 
       - name: Checksums
         run: |

.gitea/workflows/release.yml

@@ -23,11 +23,14 @@ jobs:
 
       - name: Build Windows installer
         run: |
-          docker run --rm \
+          builder="coworker-builder-${GITHUB_RUN_ID:-manual}-${GITHUB_RUN_ATTEMPT:-1}"
-            -v "$PWD":/project \
+          rm -rf node_modules release
-            -w /project \
+          docker create --name "$builder" electronuserland/builder:wine /bin/bash -lc "sleep infinity"
-            electronuserland/builder:wine \
+          trap 'docker rm -f "$builder"' EXIT
-            /bin/bash -lc "npm run package:win"
+          docker cp . "$builder":/project
+          docker start "$builder"
+          docker exec -w /project "$builder" /bin/bash -lc "npm install && npm run package:win"
+          docker cp "$builder":/project/release ./release
 
       - name: Checksums
         run: |