add

app/src/main/resources/application-docker.properties

@@ -1,7 +1,7 @@
 ######  db config start ###### 
-spring.datasource.url=jdbc:mysql://mysql:3306/favorites
+spring.datasource.url=jdbc:mysql://mysql:3306/favorites?useUnicode=true&characterEncoding=utf-8
 spring.datasource.username=root
-spring.datasource.password=favorites
+spring.datasource.password=root
 spring.datasource.driver-class-name=com.mysql.jdbc.Driver
 spring.datasource.max-active=20 
 spring.datasource.max-idle=30 
@@ -16,7 +16,7 @@ logging.level.org.springframework.web=INFO
 logging.level.org.hibernate=in
 ######   logging config end ######
 
-favorites.base.path=http://192.168.0.x/
+favorites.base.path=http://192.168.0.54/
 
 ######   file path  begin ######
 static.url=/usr/share/nginx/html/

docker-compose.yml

@@ -11,16 +11,15 @@ services:
    - ./nginx/conf.d:/etc/nginx/conf.d
 
   mysql:
-   container_name: favorites-mysql
-   image: mysql/mysql-server:5.7
+   build: ./mysql
    environment:
-    MYSQL_DATABASE: favorites
-    MYSQL_ROOT_PASSWORD: favorites
-    MYSQL_ROOT_HOST: '%'
+     MYSQL_DATABASE: favorites
+     MYSQL_ROOT_PASSWORD: root
+     MYSQL_ROOT_HOST: '%'
    ports:
    - "3306:3306"
    restart: always
-
+      
   app:
     restart: always
     build: ./app

mysql/Dockerfile

@@ -0,0 +1,2 @@
+FROM mysql/mysql-server:5.7
+COPY mysqld_charset.cnf /etc/mysql/conf.d/mysqld_charset.cnf

mysql/mysqld_charset.cnf

@@ -0,0 +1,11 @@
+[client]
+default-character-set=utf8mb4
+
+[mysql]
+default-character-set=utf8mb4
+
+[mysqld]
+skip-character-set-client-handshake
+character-set-server=utf8mb4
+collation-server=utf8mb4_general_ci
+init-connect=SET NAMES utf8mb4