Email page (#561)

* email view

* render html emails

* match unread and read status

* move to accordian

* faster loads

* iframe mounted across toggle and cached height

* prefetch on hover

* fix iframe caching

* split inbox

* email processing agent

* summary

* rich text

* email drafts

* add pagination, watcher and separation from gmail sync

* fix first load issue

* handle drafts

* send button opens the thread

* simplify renderer and fix flickering issue

* remove rended driven email path

* support attachments in incoming emails

* fix white background as well as dark mode

apps/x/packages/shared/src/ipc.ts

@@ -18,6 +18,7 @@ import { RowboatApiConfig } from './rowboat-account.js';
 import { ZListToolkitsResponse } from './composio.js';
 import { BrowserStateSchema } from './browser-control.js';
 import { BillingInfoSchema } from './billing.js';
+import { EmailBlockSchema, GmailThreadSchema } from './blocks.js';
 
 // ============================================================================
 // Runtime Validation Schemas (Single Source of Truth)
@@ -123,6 +124,38 @@ const ipcSchemas = {
     req: WorkspaceChangeEvent,
     res: z.null(),
   },
+  'gmail:getImportant': {
+    req: z.object({
+      cursor: z.string().optional(),
+      limit: z.number().int().min(1).max(100).optional(),
+    }),
+    res: z.object({
+      threads: z.array(GmailThreadSchema),
+      nextCursor: z.string().nullable(),
+    }),
+  },
+  'gmail:getEverythingElse': {
+    req: z.object({
+      cursor: z.string().optional(),
+      limit: z.number().int().min(1).max(100).optional(),
+    }),
+    res: z.object({
+      threads: z.array(GmailThreadSchema),
+      nextCursor: z.string().nullable(),
+    }),
+  },
+  'gmail:triggerSync': {
+    req: z.object({}),
+    res: z.object({}),
+  },
+  'gmail:saveMessageHeight': {
+    req: z.object({
+      threadId: z.string().min(1),
+      messageId: z.string().min(1),
+      height: z.number().int().positive(),
+    }),
+    res: z.object({}),
+  },
   'mcp:listTools': {
     req: z.object({
       serverName: z.string(),