refactor(cli): organize files, simplify types, use @immich/sdk (#6747)

cli/src/commands/base-command.ts

@@ -0,0 +1,21 @@
+import { ServerVersionResponseDto, UserResponseDto } from '@immich/sdk';
+import { ImmichApi } from '../services/api.service';
+import { SessionService } from '../services/session.service';
+
+export abstract class BaseCommand {
+  protected sessionService!: SessionService;
+  protected immichApi!: ImmichApi;
+  protected user!: UserResponseDto;
+  protected serverVersion!: ServerVersionResponseDto;
+
+  constructor(options: { config?: string }) {
+    if (!options.config) {
+      throw new Error('Config directory is required');
+    }
+    this.sessionService = new SessionService(options.config);
+  }
+
+  public async connect(): Promise<void> {
+    this.immichApi = await this.sessionService.connect();
+  }
+}