feat: add HardwareDeployer interface, BLEHardwareDeployer implements it

frontend/src/lib/services/ble-deployer.ts

@@ -4,6 +4,7 @@ import {
 	BLE_CHAR_SERIAL_UUID,
 	CMD_INIT, CMD_DATA, CMD_END, CMD_ACK, CMD_ERR, CMD_SET_BAUD, CMD_RESET,
 	CHUNK_SIZE, BLE_TIMEOUT_MS, END_TIMEOUT_MS, END_ACK_INDEX, INIT_ACK_INDEX, MAX_RETRIES,
+	type HardwareDeployer,
 	type DeployProgress, type BLEACKResponse
 } from '$types/deployer';
 
@@ -12,7 +13,7 @@ function logAck(tag: string, msg: string) {
 	console.log(`[BLE-ACK#${++_ackNotificationCount}] ${tag}: ${msg}`);
 }
 
-export class BLEHardwareDeployer {
+export class BLEHardwareDeployer implements HardwareDeployer {
 	private server: BluetoothRemoteGATTServer | null = null;
 	private service: BluetoothRemoteGATTService | null = null;
 	private flashingChar: BluetoothRemoteGATTCharacteristic | null = null;
@@ -46,6 +47,10 @@ export class BLEHardwareDeployer {
 		return this.server?.connected ?? false;
 	}
 
+	get deviceName(): string | null {
+		return this.device?.name ?? null;
+	}
+
 	private withTimeout<T>(promise: Promise<T>, ms: number, label: string): Promise<T> {
 		return Promise.race([
 			promise,

frontend/src/lib/types/deployer.ts

@@ -16,6 +16,26 @@ export interface DeployProgress {
 	bytesPerSecond?: number;
 }
 
+/**
+ * Abstraction untuk hardware deployer (BLE atau USB).
+ * DeployTab menggunakan interface ini, switching instance berdasarkan mode.
+ */
+export interface HardwareDeployer {
+	checkSupport(): boolean;
+	readonly isConnected: boolean;
+	readonly deviceName: string | null;
+	pair(): Promise<void>;
+	deployHex(hexContent: string, onProgress: (p: DeployProgress) => void): Promise<void>;
+	deployBinary?(base64Binary: string, onProgress: (p: DeployProgress) => void): Promise<void>;
+	startSerialMonitor(onData: (text: string) => void): Promise<void>;
+	stopSerialMonitor(): void;
+	sendSerialInput(text: string): Promise<void>;
+	setBaudRate(baud: number): Promise<void>;
+	resetArduino(): Promise<void>;
+	disconnect(): void;
+	onDisconnected(cb: () => void): void;
+}
+
 export interface BLEACKResponse {
 	command: number;
 	index: number;