feat: Add platform adapters for various content publishing platforms

- Implemented Dongchedi adapter for user detection and publishing.
- Implemented Jianshu adapter for user detection and publishing.
- Implemented Juejin adapter for user detection and publishing.
- Implemented Qiehao adapter for user detection and publishing.
- Implemented Smzdm adapter for user detection and publishing.
- Implemented Sohuhao adapter for user detection and publishing.
- Implemented Toutiaohao adapter for user detection and publishing.
- Implemented Wangyihao adapter for user detection and publishing.
- Implemented Weixin Gzh adapter for user detection and publishing.
- Implemented Zol adapter for user detection and publishing.
- Added documentation for manual testing of media publishing.

apps/browser-extension/entrypoints/content.ts

@@ -9,6 +9,20 @@ type PublisherRequestMessage = {
   payload?: unknown;
 };
 
+type BackgroundSuccessResponse = {
+  ok: true;
+  data: unknown;
+};
+
+type BackgroundErrorResponse = {
+  ok: false;
+  error?: string;
+};
+
+function isBackgroundResponse(value: unknown): value is BackgroundSuccessResponse | BackgroundErrorResponse {
+  return typeof value === "object" && value !== null && "ok" in value;
+}
+
 export default defineContentScript({
   matches: ["http://*/*", "https://*/*"],
   main() {
@@ -23,12 +37,25 @@ export default defineContentScript({
       const { requestId, action, payload } = event.data;
 
       try {
-        const data = await browser.runtime.sendMessage({
+        const response = await browser.runtime.sendMessage({
           type: "geo.publisher.request",
           action,
           payload,
         });
 
+        const data = isBackgroundResponse(response)
+          ? (() => {
+              if (!response.ok) {
+                throw new Error(response.error || "publisher_plugin_unknown_error");
+              }
+              return response.data;
+            })()
+          : response;
+
+        if (typeof data === "undefined") {
+          throw new Error("publisher_plugin_empty_response");
+        }
+
         window.postMessage(
           {
             source: "geo-extension",