fix(db): Add missing migration 047 to create protocols table

migrations/047_create_protocols_table.sql

@@ -0,0 +1,44 @@
+CREATE TABLE IF NOT EXISTS protocols (
+  id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
+  slug VARCHAR(50) NOT NULL UNIQUE,
+  name VARCHAR(100) NOT NULL,
+  description TEXT,
+  definition JSON,
+  show_text_content TINYINT(1) DEFAULT 0,
+  is_active TINYINT(1) DEFAULT 1,
+  created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+  updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  INDEX idx_slug (slug),
+  INDEX idx_active (is_active)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- Insert default protocols (X-Ray, AWG)
+-- We populate initial data so the panel is usable immediately
+INSERT IGNORE INTO protocols (slug, name, description, definition, show_text_content, is_active) VALUES
+('amnezia-wg', 'AmneziaWG', 'Amnezia WireGuard implementation', '{}', 0, 1),
+('amnezia-xray', 'Amnezia XRay', 'XRay (VLESS/Reality)', '{"scripts":{}}', 0, 1),
+('wireguard', 'WireGuard', 'Standard WireGuard', '{}', 0, 1),
+('openvpn', 'OpenVPN', 'Standard OpenVPN', '{}', 0, 1),
+('shadowsocks', 'Shadowsocks', 'Shadowsocks proxy', '{}', 0, 1),
+('cloak', 'Cloak', 'Cloak obfuscation', '{}', 0, 1);
+
+-- Add protocol_id to vpn_clients if it does not exist
+SET @exist := (SELECT COUNT(*) FROM information_schema.COLUMNS WHERE TABLE_SCHEMA=DATABASE() AND TABLE_NAME='vpn_clients' AND COLUMN_NAME='protocol_id');
+SET @sql := IF(@exist=0, 'ALTER TABLE vpn_clients ADD COLUMN protocol_id INT UNSIGNED NULL AFTER server_id, ADD INDEX idx_protocol_id (protocol_id), ADD CONSTRAINT fk_clients_protocol FOREIGN KEY (protocol_id) REFERENCES protocols(id) ON DELETE SET NULL', 'SELECT "Column protocol_id exists"');
+PREPARE stmt FROM @sql;
+EXECUTE stmt;
+DEALLOCATE PREPARE stmt;
+
+-- Also check server_protocols table existence (referenced in InstallProtocolManager)
+CREATE TABLE IF NOT EXISTS server_protocols (
+  id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
+  server_id INT UNSIGNED NOT NULL,
+  protocol_id INT UNSIGNED NOT NULL,
+  config_data JSON,
+  container_id VARCHAR(255) NULL,
+  applied_at TIMESTAMP NULL,
+  created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+  UNIQUE KEY unique_server_proto (server_id, protocol_id),
+  FOREIGN KEY (server_id) REFERENCES vpn_servers(id) ON DELETE CASCADE,
+  FOREIGN KEY (protocol_id) REFERENCES protocols(id) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;