feat: implement MySQL database driver and API service for schema management and data operations

backend/app/Services/DatabaseService.php

@@ -78,17 +78,17 @@ class DatabaseService
     /**
      * Get table data.
      */
-    public function getTableData(string $table, int $limit = 100, int $offset = 0): array
+    public function getTableData(string $table, int $limit = 100, int $offset = 0, array $filters = []): array
     {
-        return $this->getDriver()->getTableData($table, $limit, $offset);
+        return $this->getDriver()->getTableData($table, $limit, $offset, $filters);
     }
 
     /**
      * Get table row count.
      */
-    public function getTableCount(string $table): int
+    public function getTableCount(string $table, array $filters = []): int
     {
-        return $this->getDriver()->getTableCount($table);
+        return $this->getDriver()->getTableCount($table, $filters);
     }
 
     /**