feat(ms22-p2): add agent selector UI in WebUI (#685)

Co-authored-by: Jason Woltje <jason@diversecanvas.com>
Co-committed-by: Jason Woltje <jason@diversecanvas.com>

apps/web/src/lib/api/agents.ts

@@ -0,0 +1,125 @@
+/**
+ * Agent API client
+ * Handles agent-related API interactions
+ */
+
+import { apiGet, apiPost, apiPatch, apiDelete } from "./client";
+
+export interface AgentStatus {
+  id: string;
+  name: string;
+  displayName: string;
+  role: string;
+  isActive: boolean;
+  containerStatus?: "running" | "stopped" | "unknown";
+}
+
+export interface UserAgent {
+  id: string;
+  userId: string;
+  templateId: string | null;
+  name: string;
+  displayName: string;
+  role: string;
+  personality: string;
+  primaryModel: string | null;
+  fallbackModels: string[];
+  toolPermissions: string[];
+  discordChannel: string | null;
+  isActive: boolean;
+  createdAt: string;
+  updatedAt: string;
+}
+
+export interface CreateUserAgentRequest {
+  templateId?: string;
+  name: string;
+  displayName: string;
+  role: string;
+  personality: string;
+  primaryModel?: string;
+  fallbackModels?: string[];
+  toolPermissions?: string[];
+  discordChannel?: string;
+  isActive?: boolean;
+}
+
+export interface UpdateUserAgentRequest {
+  name?: string;
+  displayName?: string;
+  role?: string;
+  personality?: string;
+  primaryModel?: string;
+  fallbackModels?: string[];
+  toolPermissions?: string[];
+  discordChannel?: string;
+  isActive?: boolean;
+}
+
+export interface UpdateUserAgentRequest {
+  name?: string;
+  displayName?: string;
+  role?: string;
+  personality?: string;
+  primaryModel?: string;
+  fallbackModels?: string[];
+  toolPermissions?: string[];
+  discordChannel?: string;
+  isActive?: boolean;
+}
+
+/**
+ * Get all user's agents
+ */
+export async function getAgents(): Promise<UserAgent[]> {
+  return apiGet<UserAgent[]>("/api/agents");
+}
+
+/**
+ * Get all agent statuses
+ */
+export async function getAgentStatuses(): Promise<AgentStatus[]> {
+  return apiGet<AgentStatus[]>("/api/agents/status");
+}
+
+/**
+ * Get a single agent by ID
+ */
+export async function getAgent(id: string): Promise<UserAgent> {
+  return apiGet<UserAgent>(`/api/agents/${id}`);
+}
+
+/**
+ * Get a single agent's status
+ */
+export async function getAgentStatus(id: string): Promise<AgentStatus> {
+  return apiGet<AgentStatus>(`/api/agents/${id}/status`);
+}
+
+/**
+ * Create a new custom agent
+ */
+export async function createAgent(data: CreateUserAgentRequest): Promise<UserAgent> {
+  return apiPost<UserAgent>("/api/agents", data);
+}
+
+/**
+ * Create an agent from a template
+ */
+export async function createAgentFromTemplate(templateId: string): Promise<UserAgent> {
+  return apiPost<UserAgent>(`/api/agents/from-template/${templateId}`, {});
+}
+
+/**
+ * Update an agent
+ */
+export async function updateAgent(id: string, data: UpdateUserAgentRequest): Promise<UserAgent> {
+  return apiPatch<UserAgent>(`/api/agents/${id}`, data);
+}
+
+/**
+ * Delete an agent
+ */
+export async function deleteAgent(id: string): Promise<void> {
+  await apiDelete(`/api/agents/${id}`);
+}