feat: init pytest workflow

.github/workflows/server-test.yml

@@ -15,6 +15,9 @@ jobs:
     environment: production
     strategy:
       fail-fast: true
+    defaults:
+      run:
+        working-directory: ./server
 
     steps:
       - name: Checkout
@@ -24,11 +27,7 @@ jobs:
         uses: actions/setup-python@v5
         with:
           python-version: '3.x'
-
-      - name: Setup Server
-        run: |
-          cd server
-          
+
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip