feat: move web endpoint into a first-party plugin

src/backend/hosts/tunnel/index.ts

@@ -21,7 +21,7 @@ import {
 } from "./c2s-relay.js";
 
 import { registerTunnelRoutes } from "./routes.js";
-import { registerWebEndpointRoutes } from "./web-endpoint-routes.js";
+import webEndpointDispatch from "./web-endpoint-dispatch.js";
 import { initializeAutoStartTunnels } from "./manager.js";
 import { attachServicePortConflictHandler } from "../../utils/service-listen.js";
 
@@ -39,7 +39,9 @@ app.use((_req, res, next) => {
 });
 
 registerTunnelRoutes(app);
-registerWebEndpointRoutes(app);
+// Always mounted; the Web Endpoint plugin registers its router behind this on
+// activate and clears it on deactivate. See web-endpoint-dispatch.ts.
+app.use("/ssh/tunnel/web-endpoint", webEndpointDispatch);
 
 const PORT = 30003;
 const server = createServer(app);