添加 Maven target 目录到 .gitignore 并更新 devcontainer 配置

.devcontainer/devcontainer.json

@@ -5,11 +5,11 @@
         "dockerfile": "Dockerfile"
     },
     "features": {
-        // "ghcr.io/devcontainers/features/java:1.6.3": {
-        //     "version": "17",
-        //     "installMaven": true,
-        //     "installGradle": true
-        // },
+        "ghcr.io/devcontainers/features/java:1.6.3": {
+            "version": "17",
+            "installMaven": true,
+            "installGradle": true
+        },
         "ghcr.io/devcontainers/features/common-utils:2": {
             "installZsh": true,
             "configureZshAsDefaultShell": true,

.gitignore

@@ -4,6 +4,7 @@ npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
 pnpm-debug.log*
+target/
 
 # 运行时数据
 pids