feat(app): default servers on web

packages/app/src/entry.tsx

@@ -6,6 +6,8 @@ import { dict as en } from "@/i18n/en"
 import { dict as zh } from "@/i18n/zh"
 import pkg from "../package.json"
 
+const DEFAULT_SERVER_URL_KEY = "opencode.settings.dat:defaultServerUrl"
+
 const root = document.getElementById("root")
 if (import.meta.env.DEV && !(root instanceof HTMLElement)) {
   const locale = (() => {
@@ -62,6 +64,26 @@ const platform: Platform = {
       })
       .catch(() => undefined)
   },
+  getDefaultServerUrl: () => {
+    if (typeof localStorage === "undefined") return null
+    try {
+      return localStorage.getItem(DEFAULT_SERVER_URL_KEY)
+    } catch {
+      return null
+    }
+  },
+  setDefaultServerUrl: (url) => {
+    if (typeof localStorage === "undefined") return
+    try {
+      if (url) {
+        localStorage.setItem(DEFAULT_SERVER_URL_KEY, url)
+        return
+      }
+      localStorage.removeItem(DEFAULT_SERVER_URL_KEY)
+    } catch {
+      return
+    }
+  },
 }
 
 render(