fix: app merging (#2654)

* fix: only set authToken if present for apps

* fix: keep bootstrap in url for app to do whatever

* fix: tests

* fix: app merging

just cleaning up how merging subdomain and canon apps work, namely, persisting data better and making sure its temp alias are deleted when appropriate

* fix: tests oom

.github/workflows/test.yml

@@ -27,12 +27,14 @@ jobs:
           node-version: ${{ matrix.node-version }}
 
       - name: Backend Tests (with coverage)
+        env:
+          NODE_OPTIONS: --max-old-space-size=8192
         run: |
           rm package-lock.json
           npm install -g npm@latest
           npm install
           npm run build
-          npm run test:backend -- --coverage
+          npm run test:backend -- --coverage --maxWorkers=2 --coverage.reporter=json --coverage.reporter=json-summary --coverage.reporter=lcov
 
       - name: Upload backend coverage report
         if: ${{ always() && hashFiles('coverage/**/coverage-summary.json') != '' }}