Streamline Dependabot pull requests and automatic approval

.github/dependabot.yml

@@ -1,12 +1,35 @@
 version: 2
 updates:
+  - package-ecosystem: "npm"
+    directories:
+      - "/"
+      - "/api"
+    open-pull-requests-limit: 1
+    labels:
+      - "dependencies"
+      - "skip package*.json"
+    groups:
+      npm:
+        patterns: ["*"]
+      npm-security:
+        applies-to: security-updates
+        patterns: ["*"]
+    schedule:
+      interval: "daily"
+    cooldown:
+      default-days: 14
   - package-ecosystem: "github-actions"
     directory: "/"
+    open-pull-requests-limit: 1
+    labels:
+      - "dependencies"
+      - "github_actions"
+      - "skip package*.json"
     groups:
       github-actions:
         patterns: ["*"]
     schedule:
-      interval: "weekly"
+      interval: "daily"
     cooldown:
       # Delay updates beyond the highest-risk window after a release.
       default-days: 14

.github/workflows/dependabot-auto-approve.yml

@@ -0,0 +1,20 @@
+name: Dependabot auto-approve
+
+on:
+  pull_request_target:
+    types: [opened, reopened, synchronize, ready_for_review]
+
+permissions:
+  pull-requests: write
+
+jobs:
+  approve:
+    if: github.event.pull_request.user.login == 'dependabot[bot]' && !github.event.pull_request.draft
+    runs-on: ubuntu-latest
+    steps:
+      - name: Approve Dependabot PR
+        run: gh pr review "$PR_NUMBER" --approve --repo "$GH_REPO"
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          GH_REPO: ${{ github.repository }}
+          PR_NUMBER: ${{ github.event.pull_request.number }}

.github/workflows/pr-labels.yml

@@ -21,7 +21,7 @@ jobs:
         with:
           mode: minimum
           count: 1
-          labels: 'bug, debt, feature-request, no-changelog'
+          labels: 'bug, debt, dependencies, feature-request, no-changelog'
       - name: 'PR has no no-merge label'
         uses: mheap/github-action-required-labels@23e10fde7e062233401931a0eece796cd9bf3177 # v5.6.0
         with: