ci: move Actions jobs to the office VM fleet

.github/actionlint.yaml

@@ -0,0 +1,3 @@
+self-hosted-runner:
+  labels:
+    - office-ci-small

.github/workflows/ci-dockerfile.yml

@@ -7,7 +7,7 @@ on:
 run-name: CI Dockerfile by @${{ github.actor }} ${{ github.sha }}
 jobs:
   lint:
-    runs-on: blacksmith-4vcpu-ubuntu-2404
+    runs-on: office-ci-small
     steps:
       - uses: actions/checkout@v6
       - name: hadolint

.github/workflows/ci-go.yml

@@ -9,7 +9,7 @@ on:
 run-name: CI Go by @${{ github.actor }} ${{ github.sha }}
 jobs:
   build-test:
-    runs-on: blacksmith-4vcpu-ubuntu-2404
+    runs-on: office-ci-small
     steps:
       - uses: actions/checkout@v6
       - uses: actions/setup-go@v6

.github/workflows/ci-require-labels.yml

@@ -11,7 +11,7 @@ permissions:
 jobs:
   require-labels:
     if: ${{ github.event_name == 'pull_request' }}
-    runs-on: blacksmith-4vcpu-ubuntu-2404
+    runs-on: office-ci-small
     outputs:
       status: ${{ steps.require-labels.outputs.status }}
     steps:

.github/workflows/release.yml

@@ -16,7 +16,7 @@ permissions:
 jobs:
   get-version:
     name: Version
-    runs-on: blacksmith-4vcpu-ubuntu-2404
+    runs-on: office-ci-small
     outputs:
       version: ${{ steps.get-version.outputs.version }}
     steps:
@@ -30,7 +30,7 @@ jobs:
     if: ${{ needs.get-version.outputs.version != 'undefined' }}
     name: GoReleaser
     needs: [get-version]
-    runs-on: blacksmith-4vcpu-ubuntu-2404
+    runs-on: office-ci-small
     steps:
       - uses: actions/checkout@v6
         with:

.github/workflows/scorecard.yml

@@ -13,7 +13,7 @@ run-name: OSSF Scorecard by @${{ github.actor }} ${{ github.sha }}
 jobs:
   analysis:
     name: Scorecard analysis
-    runs-on: blacksmith-4vcpu-ubuntu-2404
+    runs-on: office-ci-small
     permissions:
       security-events: write
       id-token: write