.github/workflows: Migrate workflows to Blacksmith runners

.github/workflows/ci.yml

@@ -11,7 +11,7 @@ permissions:
 
 jobs:
   test-and-validate:
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-4vcpu-ubuntu-2404
     timeout-minutes: 45
 
     steps:
@@ -45,8 +45,8 @@ jobs:
             --server-url http://localhost:5000
           git diff --exit-code -- openapi.foundry.json
 
-      - name: Setup Docker Buildx
-        uses: docker/setup-buildx-action@v3
+      - name: Setup Blacksmith Builder
+        uses: useblacksmith/setup-docker-builder@v1
 
       - name: Build image with Foundry OpenAPI label
         run: |

.github/workflows/publish-foundry.yml

@@ -26,7 +26,7 @@ permissions:
 jobs:
   publish:
     name: Build and push image
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-4vcpu-ubuntu-2404
     timeout-minutes: 45
 
     steps:
@@ -52,8 +52,8 @@ jobs:
             --server-url http://localhost:5000
           git diff --exit-code -- openapi.foundry.json
 
-      - name: Setup Docker Buildx
-        uses: docker/setup-buildx-action@v3
+      - name: Setup Blacksmith Builder
+        uses: useblacksmith/setup-docker-builder@v1
 
       - name: Resolve tags
         id: meta

.github/workflows/publish-platform-images.yml

@@ -19,7 +19,7 @@ permissions:
 
 jobs:
   publish:
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-4vcpu-ubuntu-2404
     timeout-minutes: 45
 
     steps:
@@ -34,8 +34,8 @@ jobs:
       - name: Setup uv
         uses: astral-sh/setup-uv@v5
 
-      - name: Setup Docker Buildx
-        uses: docker/setup-buildx-action@v3
+      - name: Setup Blacksmith Builder
+        uses: useblacksmith/setup-docker-builder@v1
 
       - name: Resolve immutable tags
         id: tags

.github/workflows/railway-preview-smoke.yml

@@ -14,7 +14,7 @@ permissions:
 
 jobs:
   preview-smoke:
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-4vcpu-ubuntu-2404
     timeout-minutes: 45
     if: >-
       github.event_name == 'workflow_dispatch' ||

.github/workflows/railway-production-smoke.yml

@@ -18,7 +18,7 @@ permissions:
 
 jobs:
   production-smoke:
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-4vcpu-ubuntu-2404
     timeout-minutes: 45
     if: >-
       github.event_name == 'workflow_dispatch' ||

.github/workflows/release-version.yml

@@ -22,7 +22,7 @@ jobs:
       github.event.workflow_run.event == 'push' &&
       github.event.workflow_run.head_branch == 'main' &&
       !startsWith(github.event.workflow_run.head_commit.message, 'chore(release): bump version to')
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-4vcpu-ubuntu-2404
     env:
       GH_TOKEN: ${{ github.token }}
       REPO: ${{ github.repository }}