ci: make GH Action checks required

.github/sync-repo-settings.yaml

@@ -1,3 +1,28 @@
+# https://github.com/googleapis/repo-automation-bots/tree/main/packages/sync-repo-settings
+# Rules for main branch protection
+branchProtectionRules:
+# Identifies the protection rule pattern. Name of the branch to be protected.
+# Defaults to `main`
+- pattern: main
+  requiresCodeOwnerReviews: true
+  requiresStrictStatusChecks: true
+  requiredStatusCheckContexts:
+    - 'cla/google'
+    # No Kokoro:  the following are Github actions
+    - 'lint-mypy'
+    - 'unit-3.6'
+    - 'unit-3.7'
+    - 'unit-3.8'
+    - 'unit-3.9'
+    - 'unit-3.10'
+    - 'unit_grpc_gcp-3.6'
+    - 'unit_grpc_gcp-3.7'
+    - 'unit_grpc_gcp-3.8'
+    - 'unit_grpc_gcp-3.9'
+    - 'unit_grpc_gcp-3.10'
+    - 'unit_wo_grpc-3.6'
+    - 'unit_wo_grpc-3.10'
+    - 'cover'
 permissionRules:
   - team: actools-python
     permission: admin

.github/workflows/unittest_lint.yml

@@ -9,6 +9,7 @@ on:
 jobs:
 
   run-lint-mypy:
+    name: lint-mypy
     runs-on: ubuntu-latest
 
     steps:
@@ -39,6 +40,7 @@ jobs:
         nox -s mypy
 
   run-unittests:
+    name: unit${{ matrix.option }}-${{ matrix.python }}
     runs-on: ubuntu-latest
     strategy:
       matrix:
@@ -85,6 +87,7 @@ jobs:
         path: .coverage${{ matrix.option }}-${{ matrix.python }}
 
   report-coverage:
+    name: cover
     runs-on: ubuntu-latest
     needs:
         - run-unittests