Add Dev Container configuration (#271)

* Add Dev Container configuration

* Remove the postCreateCommand

* Add configuration tips for VS Code in Dev Container

.devcontainer/devcontainer.json

@@ -0,0 +1,33 @@
+{
+  "name": "Spring Petclinic Microservices",
+  // Java Development Container Images https://mcr.microsoft.com/en-us/product/devcontainers/java/tags
+  "image": "mcr.microsoft.com/devcontainers/java:17-bullseye",
+  // Features list https://containers.dev/features
+  "features": {
+    "ghcr.io/devcontainers/features/java:1": {
+      "installMaven": "true",
+      "installGradle": "false"
+    },
+    "ghcr.io/devcontainers/features/azure-cli:1":{}, // Install Azure CLI
+    "ghcr.io/devcontainers/features/docker-in-docker:2":{}, // install docker
+  },
+  "customizations": {
+    // Configure properties specific to VScode
+    "vscode": {
+      "settings": {
+        // VSCode settings https://github.com/redhat-developer/vscode-java/blob/master/README.md
+        "java.server.launchMode": "Standard"
+      },
+      "extensions":[
+        "vscjava.vscode-java-pack",
+        "vscjava.vscode-maven",
+        "github.vscode-github-actions",
+        "github.vscode-pull-request-github",
+        "redhat.vscode-xml",
+        "vmware.vscode-boot-dev-pack",
+        "mhutchie.git-graph"
+      ]
+    },
+  },
+  "forwardPorts": [8080, 8888, 8761]
+}

spring-petclinic-api-gateway/pom.xml

@@ -152,6 +152,8 @@
                 <version>${wro4j.version}</version>
                 <executions>
                     <execution>
+                        <!-- Configuration tips for VS Code in Dev Container -->
+                        <?m2e execute onConfiguration?>
                         <phase>generate-resources</phase>
                         <goals>
                             <goal>run</goal>