feat: add docker containarization files

Dockerfile.one

@@ -0,0 +1,11 @@
+FROM eclipse-temurin
+
+WORKDIR /app
+
+COPY /target /app
+
+EXPOSE 8080
+
+ENTRYPOINT ["java", "-jar", "spring-petclinic-4.0.3-SNAPSHOT.jar"]
+
+

Dockerfile.two

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+FROM maven AS builder
+
+WORKDIR /app
+
+COPY . .
+
+RUN ["mvn", "clean", "install"]
+
+FROM eclipse-temurin
+
+WORKDIR /app
+
+COPY --from=builder /app/target/spring-petclinic-*.jar app.jar
+
+EXPOSE 8080
+
+ENTRYPOINT ["java","-jar","app.jar"]
+
+

my-docker-compose.yml

@@ -0,0 +1,22 @@
+services:
+  petclinic:
+    build:
+      context: .
+      dockerfile: Dockerfile.two
+    ports:
+      - "8080:8080"
+    depends_on:
+      - postgres
+
+  postgres:
+    image: postgres:alpine
+    ports:
+      - "5432:5432"
+    environment:
+      - POSTGRES_PASSWORD=petclinic
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+
+volumes:
+  postgres_data:
+