.github/workflows: Migrate workflows to Blacksmith runners (#831)

Co-authored-by: blacksmith-sh[bot] <157653362+blacksmith-sh[bot]@users.noreply.github.com>
Co-authored-by: Graham Neubig <neubig@gmail.com>

Author: blacksmith-sh[bot]

.github/workflows/assign-reviews.yml

@@ -22,7 +22,7 @@ permissions:
 
 jobs:
     run-task:
-        runs-on: ubuntu-latest
+        runs-on: blacksmith-4vcpu-ubuntu-2404
         env:
             # Configuration (modify these values as needed)
             AGENT_SCRIPT_URL: https://raw.githubusercontent.com/OpenHands/agent-sdk/main/examples/03_github_workflows/01_basic_action/agent_script.py

.github/workflows/deploy-docs.yml

@@ -10,7 +10,7 @@ on:
     workflow_dispatch:
 jobs:
     dispatch:
-        runs-on: ubuntu-latest
+        runs-on: blacksmith-4vcpu-ubuntu-2404
         permissions:
             contents: write
         steps:

.github/workflows/oh-update-documentation.yml.back

@@ -8,7 +8,7 @@ on:
 
 jobs:
   update-docs:
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-4vcpu-ubuntu-2404
     permissions:
       contents: write
       pull-requests: write

.github/workflows/pr-review-by-openhands.yml

@@ -14,7 +14,7 @@ permissions:
 jobs:
     pr-review:
         if: github.event.label.name == 'review-this'
-        runs-on: ubuntu-latest
+        runs-on: blacksmith-4vcpu-ubuntu-2404
         env:
             LLM_MODEL: litellm_proxy/claude-sonnet-4-5-20250929
             LLM_BASE_URL: https://llm-proxy.eval.all-hands.dev

.github/workflows/pypi-release.yml

@@ -7,7 +7,7 @@ on:
 
 jobs:
     publish:
-        runs-on: ubuntu-latest
+        runs-on: blacksmith-4vcpu-ubuntu-2404
         steps:
             - name: Checkout
               uses: actions/checkout@v5

.github/workflows/server.yml

@@ -245,7 +245,7 @@ jobs:
         # Run if it's a PR and the matrix job completed (even if some variants failed)
         if: github.event_name == 'pull_request' && always() && (needs.build-and-push-image.result == 'success' || needs.build-and-push-image.result ==
             'failure')
-        runs-on: ubuntu-latest
+        runs-on: blacksmith-4vcpu-ubuntu-2404
         outputs:
             build_summary: ${{ steps.consolidate.outputs.build_summary }}
         steps:

.github/workflows/todo-management.yml

@@ -44,7 +44,7 @@ permissions:
 
 jobs:
     scan-todos:
-        runs-on: ubuntu-latest
+        runs-on: blacksmith-4vcpu-ubuntu-2404
     # Only run if triggered manually or if 'automatic-todo' label was added
         if: >
             github.event_name == 'workflow_dispatch' ||
@@ -120,7 +120,7 @@ jobs:
     process-todos:
         needs: scan-todos
         if: needs.scan-todos.outputs.todo-count > 0
-        runs-on: ubuntu-latest
+        runs-on: blacksmith-4vcpu-ubuntu-2404
         strategy:
             matrix:
                 todo: ${{ fromJson(needs.scan-todos.outputs.todos) }}
@@ -297,7 +297,7 @@ jobs:
     summary:
         needs: [scan-todos, process-todos]
         if: always()
-        runs-on: ubuntu-latest
+        runs-on: blacksmith-4vcpu-ubuntu-2404
         steps:
             - name: Generate Summary
               run: |

.github/workflows/weekly-typing-issue.yml

@@ -13,7 +13,7 @@ permissions:
 
 jobs:
     issue:
-        runs-on: ubuntu-latest
+        runs-on: blacksmith-4vcpu-ubuntu-2404
         steps:
             - name: Checkout
               uses: actions/checkout@v5