Add docker-compose file

Add frontend, backend and db

docker-compose.yml

@@ -0,0 +1,29 @@
+version: '3.7'
+
+services: 
+  frontend:
+    container_name: qbc_frontend
+    build: 
+      context: ./frontend
+    ports: 
+      - "8080:80"
+    depends_on: 
+      - backend
+
+  backend:
+    container_name: qbc_backend
+    build:
+      context: ./backend
+    ports:
+      - "5000:80"
+    depends_on: 
+      - db
+
+  db:
+    container_name: qbc_database
+    build: 
+      context: ./sql
+    volumes: 
+      - "./sql/db-data:/var/lib/mysql"
+    environment:
+      MYSQL_ROOT_PASSWORD: "ubc-timetracking"