feat(core): Replace client-oauth2 with an in-repo package (#6266)

Co-authored-by: Marcus <marcus@n8n.io>

.github/workflows/check-documentation-urls.yml

@@ -27,7 +27,7 @@ jobs:
         run: pnpm install
 
       - name: Build nodes-base
-        run: pnpm --filter n8n-workflow --filter=n8n-core --filter=n8n-nodes-base build
+        run: pnpm --filter @n8n/client-oauth2 --filter n8n-workflow --filter n8n-core --filter n8n-nodes-base build
 
       - name: Test URLS
         run: node scripts/validate-docs-links.js

.github/workflows/ci-master.yml

@@ -38,7 +38,7 @@ jobs:
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v3
         with:
-          files: packages/cli/coverage/cobertura-coverage.xml,packages/core/coverage/cobertura-coverage.xml,packages/design-system/coverage/cobertura-coverage.xml,packages/editor-ui/coverage/cobertura-coverage.xml,packages/nodes-base/coverage/cobertura-coverage.xml,packages/workflow/coverage/cobertura-coverage.xml
+          files: packages/@n8n/client-oauth2/coverage/cobertura-coverage.xml,packages/cli/coverage/cobertura-coverage.xml,packages/core/coverage/cobertura-coverage.xml,packages/design-system/coverage/cobertura-coverage.xml,packages/editor-ui/coverage/cobertura-coverage.xml,packages/nodes-base/coverage/cobertura-coverage.xml,packages/workflow/coverage/cobertura-coverage.xml
 
       - name: Lint
         env:

.github/workflows/ci-postgres-mysql.yml

@@ -34,7 +34,7 @@ jobs:
           compose-file: ./.github/docker-compose.yml
 
       - name: Build Core, Workflow, and CLI
-        run: pnpm --filter n8n-workflow --filter=n8n-core --filter=n8n build
+        run: pnpm  --filter @n8n/client-oauth2 --filter n8n-workflow --filter n8n-core --filter n8n build
 
       - name: Test MySQL
         working-directory: packages/cli

.github/workflows/ci-pull-requests.yml

@@ -70,7 +70,7 @@ jobs:
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v3
         with:
-          files: packages/cli/coverage/cobertura-coverage.xml,packages/core/coverage/cobertura-coverage.xml,packages/design-system/coverage/cobertura-coverage.xml,packages/editor-ui/coverage/cobertura-coverage.xml,packages/nodes-base/coverage/cobertura-coverage.xml,packages/workflow/coverage/cobertura-coverage.xml
+          files: packages/@n8n/client-oauth2/coverage/cobertura-coverage.xml,packages/cli/coverage/cobertura-coverage.xml,packages/core/coverage/cobertura-coverage.xml,packages/design-system/coverage/cobertura-coverage.xml,packages/editor-ui/coverage/cobertura-coverage.xml,packages/nodes-base/coverage/cobertura-coverage.xml,packages/workflow/coverage/cobertura-coverage.xml
 
   lint:
     name: Lint changes

.github/workflows/test-workflows.yml

@@ -49,7 +49,7 @@ jobs:
         working-directory: n8n
         run: |
           pnpm install
-          pnpm build
+          pnpm  --filter @n8n/client-oauth2 --filter n8n-workflow --filter n8n-core --filter n8n-nodes-base --filter n8n build
         shell: bash
 
       - name: Import credentials