Restructure devcontainers with browser-gui, native-gui variants and shared config

.devcontainer/native-gui/devcontainer.json

@@ -0,0 +1,30 @@
+{
+  "name": "Bitwarden Clients (Windows / Linux)",
+  "dockerComposeFile": ["../common/docker-compose.yml", "docker-compose.override.yml"],
+  "service": "bitwarden_clients",
+  "workspaceFolder": "/workspace",
+  "initializeCommand": "bash .devcontainer/native-gui/setup-x11.sh",
+  "features": {
+    "ghcr.io/devcontainers/features/rust:1": {}
+  },
+  "customizations": {
+    "vscode": {
+      "extensions": [
+        "angular.ng-template",
+        "orta.vscode-jest",
+        "esbenp.prettier-vscode",
+        "dbaeumer.vscode-eslint",
+        "nrwl.angular-console",
+        "bradlc.vscode-tailwindcss"
+      ]
+    }
+  },
+  "postCreateCommand": "bash .devcontainer/common/postCreateCommand.sh",
+  "forwardPorts": [8080, 8081, 6006],
+  "portsAttributes": {
+    "default": { "onAutoForward": "ignore" },
+    "8080": { "label": "Web Vault", "onAutoForward": "notify" },
+    "8081": { "label": "Web Vault (Self-hosted)", "onAutoForward": "notify" },
+    "6006": { "label": "Storybook", "onAutoForward": "notify" }
+  }
+}

.devcontainer/native-gui/setup-x11.sh

@@ -0,0 +1,32 @@
+#!/bin/bash
+# Generates docker-compose.override.yml for X11 forwarding
+# Detects Windows (WSL2) vs native Linux
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+OVERRIDE_FILE="$SCRIPT_DIR/docker-compose.override.yml"
+
+if grep -qi microsoft /proc/version 2>/dev/null; then
+    echo "Detected Windows (WSL2) - configuring WSLg..."
+    cat > "$OVERRIDE_FILE" << 'EOF'
+services:
+  bitwarden_clients:
+    volumes:
+      - /tmp/.X11-unix:/tmp/.X11-unix
+      - /mnt/wslg:/mnt/wslg
+    environment:
+      - DISPLAY=${DISPLAY:-:0}
+      - WAYLAND_DISPLAY=${WAYLAND_DISPLAY:-wayland-0}
+      - XDG_RUNTIME_DIR=${XDG_RUNTIME_DIR:-/mnt/wslg/runtime-dir}
+      - PULSE_SERVER=${PULSE_SERVER:-/mnt/wslg/PulseServer}
+EOF
+else
+    echo "Detected Linux - configuring X11..."
+    cat > "$OVERRIDE_FILE" << 'EOF'
+services:
+  bitwarden_clients:
+    volumes:
+      - /tmp/.X11-unix:/tmp/.X11-unix
+    environment:
+      - DISPLAY=${DISPLAY:-:0}
+EOF
+fi