chore: add PR automation workflows for triage, formatting, staleness, and overlap detection (#263)

.github/workflows/ci.yml

@@ -17,6 +17,7 @@ jobs:
   typecheck:
     name: Typecheck
     runs-on: ubuntu-latest
+    timeout-minutes: 15
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
@@ -35,6 +36,7 @@ jobs:
   lint:
     name: Lint
     runs-on: ubuntu-latest
+    timeout-minutes: 15
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
@@ -51,6 +53,7 @@ jobs:
   test:
     name: Tests
     runs-on: ubuntu-latest
+    timeout-minutes: 15
     services:
       postgres:
         image: postgres:17
@@ -82,6 +85,7 @@ jobs:
   validate-plugins:
     name: Validate Plugins
     runs-on: ubuntu-latest
+    timeout-minutes: 15
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
@@ -114,6 +118,7 @@ jobs:
   test-smoke:
     name: Smoke Tests
     runs-on: ubuntu-latest
+    timeout-minutes: 10
     services:
       postgres:
         image: postgres:17
@@ -146,6 +151,7 @@ jobs:
   test-browser:
     name: Browser Tests
     runs-on: ubuntu-latest
+    timeout-minutes: 15
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
@@ -171,6 +177,7 @@ jobs:
     if: always()
     needs: [test-e2e]
     runs-on: ubuntu-latest
+    timeout-minutes: 5
     steps:
       - name: Check E2E shard results
         run: |
@@ -182,6 +189,7 @@ jobs:
   test-e2e:
     name: E2E tests (${{ matrix.shardIndex }}/${{ matrix.shardTotal }})
     runs-on: ubuntu-latest
+    timeout-minutes: 20
     strategy:
       fail-fast: false
       matrix: