Add a 30min cap to CI jobs

.github/workflows/ci.yml

@@ -14,6 +14,7 @@ jobs:
   windows:
     name: Windows
     runs-on: windows-latest
+    timeout-minutes: 30
     env:
       CHILD_CONCURRENCY: "1"
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
@@ -71,6 +72,7 @@ jobs:
   linux:
     name: Linux
     runs-on: ubuntu-latest
+    timeout-minutes: 30
     env:
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     steps:
@@ -136,6 +138,7 @@ jobs:
   darwin:
     name: macOS
     runs-on: macos-latest
+    timeout-minutes: 30
     env:
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     steps:
@@ -188,6 +191,7 @@ jobs:
   hygiene:
     name: Hygiene, Layering and Monaco Editor
     runs-on: ubuntu-latest
+    timeout-minutes: 30
     env:
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     steps: