Fix cron workflow by adding uv setup

- Add astral-sh/setup-uv@v7 step (fixes make pre-build failure)
- Update runner to blacksmith-2vcpu-ubuntu-2404
- Bump actions/checkout to v6
- Bump actions/setup-python to v6

Author: jai-deepsource

.github/workflows/cron.yml

@@ -7,16 +7,19 @@ on:
 
 jobs:
   deploy:
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-2vcpu-ubuntu-2404
     steps:
       - name: Checkout repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Python 3.12
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.12'
 
+      - name: Install uv
+        uses: astral-sh/setup-uv@v7
+
       - name: Set up bun
         uses: oven-sh/setup-bun@v1