Update main.yml

.github/workflows/main.yml

@@ -9,7 +9,27 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
+    strategy:
+      max-parallel: 4
+      matrix:
+        python-version: [3.7]
+
     steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v1
+      with:
+        python-version: ${{ matrix.python-version }}
+
+    - name: Install Dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r ./requirements.txt
+
+    - name: Check for Syntax Errors in app.py
+      run: |
+        python -m py_compile app.py
+
     - name: CD
       uses: appleboy/ssh-action@master
       with:
@@ -20,6 +40,6 @@ jobs:
           cd /home/ubuntu/Attendance
           git pull
           source ./Attendance/bin/activate
-          pip install -r requirements.txt
+          pip install -r ./requirements.txt
           deactivate
-          sudo systemctl restart Attendance.service
+          sudo systemctl restart Attendance