ci: only python deps are needed to deploy

Author: offbyone

.github/workflows/main.yml

@@ -112,13 +112,8 @@ jobs:
         uses: extractions/setup-just@e33e0265a09d6d736e2ee1e0eb685ef1de4669ff # v3
       - name: Install uv
         uses: astral-sh/setup-uv@7edac99f961f18b581bbd960d59d049f04c0002f # v6.4.1
-      - name: Install node
-        uses: actions/setup-node@v4.4.0
-        with:
-          node-version-file: .tool-versions
-          cache: npm
       - name: Install dependencies
-        run: just setup-gha
+        run: just install-python-deps
 
       - name: Configure AWS Credentials
         uses: aws-actions/configure-aws-credentials@b47578312673ae6fa5b5096b330d9fbac3d116df # v4.2.1