Initial Coworker app scaffold

apps/desktop/electron/preload.ts

@@ -0,0 +1,31 @@
+import { contextBridge, ipcRenderer } from "electron";
+
+const api = {
+  state: () => ipcRenderer.invoke("state:get"),
+  providers: {
+    save: (provider: unknown) => ipcRenderer.invoke("providers:save", provider),
+    remove: (id: string) => ipcRenderer.invoke("providers:remove", id),
+    probe: (id: string) => ipcRenderer.invoke("providers:probe", id)
+  },
+  brain: {
+    add: (input: unknown) => ipcRenderer.invoke("brain:add", input),
+    update: (id: string, patch: unknown) => ipcRenderer.invoke("brain:update", id, patch),
+    remove: (id: string) => ipcRenderer.invoke("brain:remove", id)
+  },
+  workspace: {
+    open: () => ipcRenderer.invoke("workspace:open"),
+    list: (id: string) => ipcRenderer.invoke("workspace:list", id),
+    read: (id: string, relativePath: string) => ipcRenderer.invoke("workspace:read", id, relativePath)
+  },
+  agent: {
+    run: (request: unknown) => ipcRenderer.invoke("agent:run", request)
+  },
+  web: {
+    saveSettings: (settings: unknown) => ipcRenderer.invoke("web:settings", settings),
+    createPairing: () => ipcRenderer.invoke("web:pairing:create")
+  }
+};
+
+contextBridge.exposeInMainWorld("coworker", api);
+
+export type CoworkerApi = typeof api;