feat: Implement initial application structure with network view and SVG editor

- Added network-view.js for visualizing network topology with devices and connections.
- Introduced svg-editor.js for managing ports on device types with drag-and-drop functionality.
- Created bootstrap.php for application initialization, including configuration and database connection.
- Established config.php for centralized configuration settings.
- Developed index.php as the main entry point with module-based routing.
- Integrated _sql.php for database abstraction.
- Added auth.php for single-user authentication handling.
- Included helpers.php for utility functions.
- Created modules for managing connections, device types, devices, and floors.
- Implemented database schema in init.sql for locations, buildings, floors, rooms, network outlets, devices, and connections.
- Added Docker support with docker-compose.yml for web and database services.
- Documented database structure and UI/UX concepts in respective markdown files.

docker-compose.yml

@@ -0,0 +1,40 @@
+services:
+  web:
+    image: php:8.3-apache
+    container_name: netdoc_web
+    ports:
+      - "80:80"
+    volumes:
+      - ./app:/var/www/html
+    depends_on:
+      - db
+    restart: "no"
+
+  db:
+    image: mariadb:11
+    container_name: netdoc_db
+    environment:
+      MARIADB_ROOT_PASSWORD: root
+      MARIADB_DATABASE: netdoc
+      MARIADB_USER: netdoc
+      MARIADB_PASSWORD: netdoc
+    volumes:
+      - db_data:/var/lib/mysql
+      - ./init.sql:/docker-entrypoint-initdb.d/init.sql
+    restart: "no"
+
+  phpmyadmin:
+    image: phpmyadmin/phpmyadmin
+    container_name: netdoc_phpmyadmin
+    ports:
+      - "8080:80"
+    environment:
+      PMA_HOST: db
+      PMA_USER: netdoc
+      PMA_PASSWORD: netdoc
+    depends_on:
+      - db
+    restart: "no"
+
+volumes:
+  db_data: