feat(providers): add trae/windsurf/zed/workbuddy/codebuddy-intl + icons

- New providers: trae, windsurf, zed, workbuddy, codebuddy-intl
  (registry + executor, wired into executors/index.js + registry/index.js)
- zed: port hosted cloud proxy from OmniRoute — RSA access-token → short-lived
  LLM token exchange (shared/zedAuth.js) + NDJSON {event}/{status}/[DONE]
  stream translated back to OpenAI via Claude/Gemini/OpenAI-Responses translators
- Provider icons (128x128 png) for the 5 new providers
- qoder + tokenRefresh provider tweaks

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

open-sse/executors/index.js

@@ -20,6 +20,11 @@ import { CommandCodeExecutor } from "./commandcode.js";
 import { XiaomiTokenplanExecutor } from "./xiaomi-tokenplan.js";
 import { MimoFreeExecutor } from "./mimo-free.js";
 import { CodeBuddyExecutor } from "./codebuddy-cn.js";
+import { CodeBuddyIntlExecutor } from "./codebuddy-intl.js";
+import { WorkBuddyExecutor } from "./workbuddy.js";
+import TraeExecutor from "./trae.js";
+import ZedExecutor from "./zed.js";
+import WindsurfExecutor from "./windsurf.js";
 import { DefaultExecutor } from "./default.js";
 
 const executors = {
@@ -50,6 +55,11 @@ const executors = {
   "mimo-free": new MimoFreeExecutor(),
   mmf: new MimoFreeExecutor(), // Alias for mimo-free
   "codebuddy-cn": new CodeBuddyExecutor(),
+  "codebuddy-intl": new CodeBuddyIntlExecutor(),
+  workbuddy: new WorkBuddyExecutor(),
+  trae: new TraeExecutor(),
+  zed: new ZedExecutor(),
+  windsurf: new WindsurfExecutor(),
 };
 
 const defaultCache = new Map();
@@ -88,3 +98,8 @@ export { CommandCodeExecutor } from "./commandcode.js";
 export { XiaomiTokenplanExecutor } from "./xiaomi-tokenplan.js";
 export { MimoFreeExecutor } from "./mimo-free.js";
 export { CodeBuddyExecutor } from "./codebuddy-cn.js";
+export { CodeBuddyIntlExecutor } from "./codebuddy-intl.js";
+export { WorkBuddyExecutor } from "./workbuddy.js";
+export { default as TraeExecutor } from "./trae.js";
+export { default as ZedExecutor } from "./zed.js";
+export { default as WindsurfExecutor } from "./windsurf.js";