fix: improve docker examples

Author: Throyer

.dockerignore

@@ -1,3 +1,3 @@
 target/
-.volumes/
+docker/.volumes/
 .git

docker/.env.example

@@ -1,4 +1,4 @@
-DB_NAME=common_app
+DB_URL=database:5432/common_app
 DB_USERNAME=root
 DB_PASSWORD=root
 TOKEN_SECRET=secret

docker/Dockerfile.prod

@@ -17,4 +17,4 @@ COPY --from=BUILDER /usr/src/app/target/api*.jar ./api.jar
 
 EXPOSE ${SERVER_PORT}
 
-CMD [ "java", "-jar", "api.jar" ]
+ENTRYPOINT [ "java", "-jar", "api.jar" ]

docker/docker-compose.dev.yml

@@ -11,14 +11,14 @@ services:
     environment:
       POSTGRES_USER: ${DB_USERNAME}
       POSTGRES_PASSWORD: ${DB_PASSWORD}
-      POSTGRES_DB: ${DB_NAME}
+      POSTGRES_DB: common_app
       TZ: America/Sao_Paulo
       PGTZ: America/Sao_Paulo
     volumes:
       - ./.volumes/database:/var/lib/postgresql/data
 
   api:
-    image: maven:3.8.3
+    image: maven:3.8.5-openjdk-17
     restart: unless-stopped
     container_name: common-api
     links:
@@ -29,11 +29,11 @@ services:
       - "8080:8080"
       - "8000:8000"
     environment:
-      DB_URL: database:5432/${DB_NAME}
+      DB_URL: ${DB_URL}
       DB_USERNAME: ${DB_USERNAME}
       DB_PASSWORD: ${DB_PASSWORD}
     volumes:
-      - ./:/app
+      - ../:/app
       - ./.volumes/maven:/root/.m2
     working_dir: /app
-    command: mvn spring-boot:run
+    entrypoint: mvn spring-boot:run

docker/docker-compose.prod.yml

@@ -10,7 +10,7 @@ services:
     environment:
       POSTGRES_USER: ${DB_USERNAME}
       POSTGRES_PASSWORD: ${DB_PASSWORD}
-      POSTGRES_DB: ${DB_NAME}
+      POSTGRES_DB: common_app
       TZ: America/Sao_Paulo
       PGTZ: America/Sao_Paulo
     volumes:
@@ -25,7 +25,7 @@ services:
     ports:
       - 8080:80
     environment:
-      DB_URL: database:5432/${DB_NAME}
+      DB_URL: ${DB_URL}
       DB_USERNAME: ${DB_USERNAME}
       DB_PASSWORD: ${DB_PASSWORD}
       TOKEN_SECRET: ${TOKEN_SECRET}

pom.xml

@@ -207,7 +207,7 @@
                 <artifactId>spring-boot-maven-plugin</artifactId>
                 <configuration>
                     <jvmArguments>
-                        -agentlib:jdwp=transport=dt_socket,server=y,address=*:8000,suspend=n
+                        -agentlib:jdwp=transport=dt_socket,server=y,address=*:8000,server=y,suspend=n
                     </jvmArguments>
                 </configuration>
                 <executions>