refactor: streamline node and python setup steps in workflow

.gitea/workflows/main.yml

@@ -23,25 +23,21 @@ jobs:
       - name: checkout
         uses: actions/checkout@v4
 
-      - name: setup node + npm cache
+      - name: setup node
         uses: actions/setup-node@v4
         with:
           node-version: "20"
-          cache: "npm"
-          cache-dependency-path: package-lock.json
 
       - name: npm ci
-        run: npm ci
+        run: npm ci --prefer-offline --no-audit --no-fund
 
-      - name: setup python + pip cache
+      - name: setup python
         uses: actions/setup-python@v5
         with:
           python-version: "3.13"
-          cache: "pip"
-          cache-dependency-path: requirements.txt
 
       - name: install python deps
-        run: pip install -r requirements.txt
+        run: pip install --no-cache-dir -r requirements.txt
 
       - name: scripts
         working-directory: ./scripts