ci: converge scaffold to the terminal direct caller (F15 uniformity, swift-institute/.github#395)

Author: swift-institute-bot[bot]

.github/workflows/ci.yml

@@ -4,25 +4,23 @@ on:
   push:
     branches:
       - main
-    tags:
-      - '*'
   pull_request:
     branches:
       - main
   workflow_dispatch:
 
+permissions:
+  actions: read
+  contents: read
+
 concurrency:
   group: ci-${{ github.ref }}
   cancel-in-progress: true
 
 jobs:
-  # Build + test matrix — see swift-foundations/.github/.github/workflows/swift-ci.yml (layer wrapper)
   ci:
-    uses: swift-foundations/.github/.github/workflows/swift-ci.yml@main
-    secrets: inherit
-
-  # DocC umbrella-catalog pipeline per [DOC-019a] — see
-  # swift-foundations/.github/.github/workflows/swift-docs.yml
-  docs:
-    uses: swift-foundations/.github/.github/workflows/swift-docs.yml@main
-    secrets: inherit
+    if: ${{ !github.event.repository.private }}
+    name: ci / matrix
+    uses: swift-institute/.github/.github/workflows/swift-ci.yml@main
+    with:
+      lint-bundle: institute