feat: migrate to Cloudflare Workers with icon and version upload

Replace Express/SQLite and web/ with frontend/, worker/, and wrangler deploy. Add optional app icon upload, date-based app_version, and build-app workflow input.

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/src/pages/JobStatus.tsx

@@ -0,0 +1,150 @@
+import { useEffect, useState } from "react";
+import { Link, useParams } from "react-router-dom";
+import { fetchBuild, statusLabel, type Build } from "../api/client";
+
+export default function JobStatus() {
+  const { id } = useParams<{ id: string }>();
+  const [build, setBuild] = useState<Build | null>(null);
+  const [error, setError] = useState<string | null>(null);
+
+  useEffect(() => {
+    if (!id) return;
+
+    let cancelled = false;
+
+    async function poll() {
+      try {
+        const data = await fetchBuild(id!);
+        if (cancelled) return;
+        setBuild(data);
+        setError(null);
+
+        if (data.status === "completed" || data.status === "failed") {
+          return;
+        }
+
+        window.setTimeout(poll, 5000);
+      } catch (err) {
+        if (cancelled) return;
+        setError(err instanceof Error ? err.message : "加载失败");
+        window.setTimeout(poll, 5000);
+      }
+    }
+
+    poll();
+    return () => {
+      cancelled = true;
+    };
+  }, [id]);
+
+  if (!id) {
+    return <p className="error-text">缺少任务 ID</p>;
+  }
+
+  return (
+    <>
+      <div className="status-toolbar">
+        <h1 className="page-title" style={{ margin: 0 }}>
+          构建任务
+        </h1>
+        <Link to="/">返回上传</Link>
+      </div>
+
+      {error ? <p className="error-text">{error}</p> : null}
+
+      <section className="doc-section">
+        {build ? (
+          <>
+            <dl className="meta-list">
+              <div>
+                <dt>任务 ID</dt>
+                <dd>
+                  <code>{build.id}</code>
+                </dd>
+              </div>
+              <div>
+                <dt>应用中文名</dt>
+                <dd>{build.appName}</dd>
+              </div>
+              <div>
+                <dt>应用英文名</dt>
+                <dd>{build.appNameEn}</dd>
+              </div>
+              <div>
+                <dt>Bundle ID</dt>
+                <dd>
+                  <code>{build.appIdentifier}</code>
+                </dd>
+              </div>
+              <div>
+                <dt>版本号</dt>
+                <dd>
+                  <code>{build.appVersion}</code>
+                </dd>
+              </div>
+              <div>
+                <dt>状态</dt>
+                <dd>
+                  <span className={`badge badge-${build.status}`}>
+                    {statusLabel(build.status)}
+                  </span>
+                </dd>
+              </div>
+            </dl>
+
+            {build.status === "completed" ? (
+              <>
+                <h3>下载安装包</h3>
+                <div className="download-row">
+                  {build.windowsUrl ? (
+                    <a
+                      className="btn btn-primary"
+                      href={build.windowsUrl}
+                      target="_blank"
+                      rel="noreferrer"
+                    >
+                      下载 Windows 版
+                    </a>
+                  ) : (
+                    <span className="muted">Windows 安装包尚未就绪</span>
+                  )}
+                  {build.androidUrl ? (
+                    <a
+                      className="btn btn-secondary"
+                      href={build.androidUrl}
+                      target="_blank"
+                      rel="noreferrer"
+                    >
+                      下载 Android 版
+                    </a>
+                  ) : (
+                    <span className="muted">Android 安装包尚未就绪</span>
+                  )}
+                </div>
+              </>
+            ) : null}
+
+            {build.status === "failed" ? (
+              <div className="error-box">
+                <p>{build.error ?? "构建失败，请查看 GitHub Actions 日志。"}</p>
+                {build.actionsUrl ? (
+                  <a href={build.actionsUrl} target="_blank" rel="noreferrer">
+                    查看 Actions 日志
+                  </a>
+                ) : null}
+              </div>
+            ) : null}
+
+            {build.status !== "completed" && build.status !== "failed" ? (
+              <p className="prose" style={{ marginTop: "1rem" }}>
+                正在轮询 GitHub Actions 状态，请稍候…
+              </p>
+            ) : null}
+          </>
+        ) : (
+          <p className="prose">加载任务信息…</p>
+        )}
+      </section>
+    </>
+  );
+}