add backend

backend/src/main/resources/application-dev.yml

@@ -0,0 +1,17 @@
+spring:
+  datasource:
+    url: jdbc:h2:file:./data/yoyuzh_portal_dev;MODE=MySQL;AUTO_SERVER=TRUE;DB_CLOSE_DELAY=-1
+    username: sa
+    password:
+    driver-class-name: org.h2.Driver
+  jpa:
+    hibernate:
+      ddl-auto: update
+  h2:
+    console:
+      enabled: true
+      path: /h2-console
+
+app:
+  cqu:
+    mock-enabled: true