feat: apply baseos target state

ts/classes.supervisorclient.ts

@@ -39,6 +39,29 @@ export class SupervisorClient {
     return await this.requestJson<IBalenaStateStatus>('/v2/state/status');
   }
 
+  public async getLocalTargetState(): Promise<Record<string, unknown>> {
+    const response = await this.requestJson<{ state?: Record<string, unknown> }>(
+      '/v2/local/target-state',
+      {},
+      false,
+    );
+    return response.state || {};
+  }
+
+  public async setLocalTargetState(targetStateArg: Record<string, unknown>) {
+    await this.requestJson<{ status?: string; message?: string }>(
+      '/v2/local/target-state',
+      {
+        method: 'POST',
+        body: JSON.stringify(targetStateArg),
+        headers: {
+          'content-type': 'application/json',
+        },
+      },
+      false,
+    );
+  }
+
   public async getSupervisorVersion(): Promise<string | undefined> {
     const response = await this.requestJson<{ version?: string }>('/v2/version');
     return response.version;
@@ -72,8 +95,9 @@ export class SupervisorClient {
   private async requestJson<TResponse>(
     pathArg: string,
     initArg: RequestInit = {},
+    includeApiKeyArg = true,
   ): Promise<TResponse> {
-    const response = await fetch(this.buildUrl(pathArg, true), initArg);
+    const response = await fetch(this.buildUrl(pathArg, includeApiKeyArg), initArg);
     if (!response.ok) {
       throw new Error(`Supervisor request failed: ${pathArg} -> HTTP ${response.status}`);
     }