Add workflow for updating pnpm packages

.github/workflows/docs.yml

@@ -1,6 +1,6 @@
 name: Documentation check
 
-on: [push]
+on: [pull_request]
 
 jobs:
   style_check:

.github/workflows/eslint.yml

@@ -1,6 +1,6 @@
 name: Javascript ESLint check
 
-on: [push]
+on: [pull_request]
 
 
 jobs:

.github/workflows/pnpm-autoupdate.yml

@@ -0,0 +1,44 @@
+name: PNPM auto update packages
+
+on: 
+  pull_request:
+    branches: [devel]
+
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node: ['18']
+    name: pnpm packages update
+    steps:
+      - uses: actions/checkout@v3
+      - uses: pnpm/action-setup@v2
+        with:
+          version: 7
+      - name: Setup node
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node }}
+          cache: 'pnpm'
+          cache-dependency-path: swift_browser_ui_frontend/pnpm-lock.yaml
+      - name: Install dependencies
+        run: |
+          pushd swift_browser_ui_frontend
+          pnpm update
+      - name: Create Pull Request
+        uses: peter-evans/create-pull-request@v4
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          commit-message: Update pnpm packages
+          title: pnpm package updates
+          body: |
+            Automated PR with PNPM updates
+
+            Close and re-open this PR for the checks to run.
+          branch: update/pnpm-updates
+          base: devel

.github/workflows/spellcheck.yml

@@ -1,6 +1,6 @@
 name: Spelling Errors Check
 
-on: [push]
+on: [pull_request]
 
 jobs:
   build:

.github/workflows/style.yml

@@ -1,6 +1,6 @@
 name: Python style check
 
-on: [push]
+on: [pull_request]
 
 jobs:
   style_check:

.github/workflows/unit.yml

@@ -1,6 +1,6 @@
 name: Python Unit Tests
 
-on: [push]
+on: [pull_request]
 
 jobs:
   unit_test:

.github/workflows/vueunit.yml

@@ -1,6 +1,6 @@
 name: Vue.js Unit Tests
 
-on: [push]
+on: [pull_request]
 
 jobs:
   test: