refactor: rename project to MedAssist-ng and update configurations

- Updated environment variables in .env.example for production setup.
- Changed project references from MedAssist to MedAssist-ng in documentation and code.
- Adjusted Docker configurations for new image names and ports.
- Removed deprecated push-images.sh script and added docker-compose.dev.yml for development.
- Updated translation files to reflect new project name.
- Ensured all email notifications and headers reflect the new branding.

docker-compose.dev.yml

@@ -0,0 +1,46 @@
+# =============================================================================
+# DEVELOPMENT DOCKER COMPOSE - Security Hardened
+# =============================================================================
+# Note: Dev containers need write access to volumes for hot-reload.
+# Production containers run as non-root with read-only filesystem.
+# =============================================================================
+
+services:
+  backend-dev:
+    image: node:22-slim
+    working_dir: /app
+    command: sh -c "npm install && npm run dev"
+    volumes:
+      - ./backend:/app
+      - backend_node_modules:/app/node_modules
+      - ./backend/data:/app/data
+    env_file:
+      - .env
+    ports:
+      - "3000:3000"
+    security_opt:
+      - no-new-privileges:true
+    healthcheck:
+      test: ["CMD-SHELL", "node -e \"fetch('http://localhost:3000/health').then(r => process.exit(r.ok ? 0 : 1)).catch(() => process.exit(1))\""]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 40s
+
+  frontend-dev:
+    image: node:22-slim
+    working_dir: /app
+    command: sh -c "npm install && npm run dev -- --host --port 5173"
+    volumes:
+      - ./frontend:/app
+      - frontend_node_modules:/app/node_modules
+    ports:
+      - "5173:5173"
+    security_opt:
+      - no-new-privileges:true
+    depends_on:
+      - backend-dev
+
+volumes:
+  backend_node_modules:
+  frontend_node_modules: