diff --git a/.actrc b/.actrc
new file mode 100644
index 0000000000..13abf9cbeb
--- /dev/null
+++ b/.actrc
@@ -0,0 +1,5 @@
+-P blacksmith-2vcpu-ubuntu-2204=ubuntu-latest
+-P blacksmith-4vcpu-ubuntu-2204=ubuntu-latest
+-P ubuntu-22.04=ubuntu-latest
+-P ubuntu-20.04=ubuntu-latest
+--container-architecture linux/amd64
\ No newline at end of file
diff --git a/.github/workflows/check-run-eligibility.yml b/.github/workflows/check-run-eligibility.yml
index fb13d110e2..a012f02876 100644
--- a/.github/workflows/check-run-eligibility.yml
+++ b/.github/workflows/check-run-eligibility.yml
@@ -35,6 +35,7 @@ on:
             - '!.vscode/**'
             - '!docker/**'
             - '!packages/@n8n/benchmark/**'
+            - '!packages/@n8n/task-runner-python/**'
             - '!**/*.md'
       excluded_source_branch_patterns:
         description: 'Newline-separated list of glob patterns for source branches to EXCLUDE.'
diff --git a/.github/workflows/ci-pull-requests.yml b/.github/workflows/ci-pull-requests.yml
index 6f0d499201..722694991d 100644
--- a/.github/workflows/ci-pull-requests.yml
+++ b/.github/workflows/ci-pull-requests.yml
@@ -5,8 +5,6 @@ on:
     branches:
       - '**'
       - '!release/*'
-    paths-ignore:
-      - packages/@n8n/task-runner-python/**
 
 jobs:
   install-and-build:
@@ -16,13 +14,14 @@ jobs:
       NODE_OPTIONS: '--max-old-space-size=3072'
     outputs:
       frontend_changed: ${{ steps.paths-filter.outputs.frontend == 'true' }}
+      non_python_changed: ${{ steps.paths-filter.outputs.non-python == 'true' }}
     steps:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
         with:
           ref: refs/pull/${{ github.event.pull_request.number }}/merge
 
       - name: Check for frontend changes
-        uses: dorny/paths-filter@v3
+        uses: dorny/paths-filter@de90cc6fb38fc0963ad72b210f1f284cd68cea36 # v3.0.2
         id: paths-filter
         with:
           filters: |
@@ -33,13 +32,19 @@ jobs:
               - packages/@n8n/codemirror-lang/**
               - .bundlemonrc.json
               - .github/workflows/ci-pull-requests.yml
+            non-python:
+              - '**'
+              - '!packages/@n8n/task-runner-python/**'
       - name: Setup and Build
+        if: steps.paths-filter.outputs.non-python == 'true'
         uses: n8n-io/n8n/.github/actions/setup-nodejs-blacksmith@f5fbbbe0a28a886451c886cac6b49192a39b0eea # v1.104.1
 
       - name: Run format check
+        if: steps.paths-filter.outputs.non-python == 'true'
         run: pnpm format:check
 
       - name: Run typecheck
+        if: steps.paths-filter.outputs.non-python == 'true'
         run: pnpm typecheck
 
       - name: Upload Frontend Build Artifacts
@@ -79,10 +84,11 @@ jobs:
           path: packages/frontend/editor-ui/dist/
 
       - name: BundleMon
-        uses: lironer/bundlemon-action@v1.2.0
+        uses: lironer/bundlemon-action@cadbdd58f86faf1900725ef69d455444124b3748 # v1.3.0
 
   unit-test:
     name: Unit tests
+    if: needs.install-and-build.outputs.non_python_changed == 'true'
     uses: ./.github/workflows/units-tests-reusable.yml
     needs: install-and-build
     with:
@@ -93,6 +99,7 @@ jobs:
 
   lint:
     name: Lint
+    if: needs.install-and-build.outputs.non_python_changed == 'true'
     uses: ./.github/workflows/linting-reusable.yml
     needs: install-and-build
     with: