Update Dockerfile and devcontainer.json for Maven configuration and cache path

Signed-off-by: Vladislav Polyakov <[email protected]>

Author: polRk

.devcontainer/Dockerfile

@@ -1,11 +1,9 @@
 FROM mcr.microsoft.com/devcontainers/java:1-21-bullseye
 
+ENV MAVEN_CONFIG=/var/maven/.m2
+
 # [Optional] Uncomment if you want to install more tools
 RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
-    && apt-get -y install --no-install-recommends maven
-
-# [Optional] Uncomment if you want to install yc cli
-RUN curl -fsSL https://storage.yandexcloud.net/yandexcloud-yc/install.sh | bash
-
-# [Optional] Uncomment if you want to install ydb cli
-RUN curl -fsSL https://raw.githubusercontent.com/ydb-platform/ydb/refs/heads/main/ydb/apps/ydb/install/install.sh | bash
+    && apt-get -y install --no-install-recommends maven \
+    && mkdir -p /var/maven/.m2 \
+    && chown -R vscode:vscode /var/maven/.m2

.devcontainer/devcontainer.json

@@ -28,10 +28,8 @@
             ]
         }
     },
-    // Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
-    "remoteUser": "root",
     // Maven cache volume configuration.
     "mounts": [
-        "source=maven-cache,target=/root/.m2,type=volume",
+        "source=maven-cache,target=/var/maven/.m2,type=volume"
     ]
 }

.gitignore

@@ -9,4 +9,7 @@
 **/.idea/
 **/*.iml
 **/*.iws
-**/*.ipr
+**/*.ipr
+
+# VS Code
+.vscode