Add clean:test-dbs npm script

Author: data-douser

package.json

@@ -34,7 +34,8 @@
     "build": "npm run build -w server && npm run build -w extensions/vscode",
     "build-and-test": "npm run build:all && npm run test:all",
     "build:all": "npm run tidy && npm run build -w server && npm run build -w client && npm run build -w extensions/vscode",
-    "clean": "npm run clean -w client -w server -w extensions/vscode",
+    "clean": "npm run clean -w client -w server -w extensions/vscode && npm run clean:test-dbs",
+    "clean:test-dbs": "find server/ql .github/skills -type d -name '*.testproj' -exec rm -rf {} + 2>/dev/null; true",
     "dev:stdio": "npm run dev:stdio -w server",
     "dev:http": "npm run dev:http -w server",
     "format": "prettier --write '**/*.{yml,yaml,md}'",
@@ -47,7 +48,7 @@
     "test:client": "npm run test:integration:default -w client",
     "test:server": "npm run test -w server",
     "test:vscode": "npm run test -w extensions/vscode",
-    "package:vscode": "npm run package -w extensions/vscode",
+    "package:vscode": "npm run clean:test-dbs &&npm run package -w extensions/vscode",
     "tidy": "npm run lint:fix && npm run format",
     "tidy:check": "npm run lint && npm run format:check",
     "upgrade": "npm run upgrade:node",