fix(ci): standardize CICD launcher/tests on ubuntu-act

.gitea/workflows/cicd-tests.yaml

@@ -25,8 +25,8 @@ concurrency:
 jobs:
   setup:
     name: Setup Tests Context
-    # Prefer the generic ubuntu-latest label for better runner availability.
-    runs-on: ubuntu-latest
+    # Use the same stable runner label as the test jobs.
+    runs-on: ubuntu-act
     timeout-minutes: 8
     outputs:
       head_sha: ${{ steps.meta.outputs.head_sha }}

.gitea/workflows/cicd.yml

@@ -14,8 +14,8 @@ concurrency:
 jobs:
   launch:
     name: Launch CICD Start
-    # Lightweight dispatch-only job; avoid dependency on ubuntu-act image startup.
-    runs-on: ubuntu-latest
+    # Use the same stable runner pool as the rest of CICD.
+    runs-on: ubuntu-act
     timeout-minutes: 8
     steps:
       - name: Configure registry host resolution