feat(desktop): implement advanced transfer, tray icon, media cookies, and extension tcp server

apps/desktop/src-tauri/src/extension_server.rs

@@ -0,0 +1,57 @@
+use std::net::TcpListener;
+use std::io::{Read, Write};
+use std::thread;
+use tauri::{AppHandle, Emitter};
+use serde::{Deserialize, Serialize};
+
+#[derive(Deserialize, Serialize, Clone)]
+struct ExtensionPayload {
+    url: String,
+    token: String,
+}
+
+pub fn start_server(app_handle: AppHandle) {
+    thread::spawn(move || {
+        let listener = match TcpListener::bind("127.0.0.1:23522") {
+            Ok(l) => l,
+            Err(_) => return, // Port might be in use, ignore for now
+        };
+
+        for stream in listener.incoming() {
+            match stream {
+                Ok(mut stream) => {
+                    let mut buffer = [0; 1024];
+                    if let Ok(size) = stream.read(&mut buffer) {
+                        let request = String::from_utf8_lossy(&buffer[..size]);
+                        
+                        // Parse simple HTTP POST
+                        if request.starts_with("POST") {
+                            if let Some(body_start) = request.find("\r\n\r\n") {
+                                let body = &request[body_start + 4..];
+                                if let Ok(payload) = serde_json::from_str::<ExtensionPayload>(body) {
+                                    // Emit event to frontend
+                                    let _ = app_handle.emit("extension-add-download", payload);
+                                    
+                                    // Send success response
+                                    let response = "HTTP/1.1 200 OK\r\nAccess-Control-Allow-Origin: *\r\nContent-Type: application/json\r\n\r\n{\"success\":true}";
+                                    let _ = stream.write_all(response.as_bytes());
+                                    continue;
+                                }
+                            }
+                        }
+                        
+                        // Handle OPTIONS for CORS
+                        if request.starts_with("OPTIONS") {
+                            let response = "HTTP/1.1 204 No Content\r\nAccess-Control-Allow-Origin: *\r\nAccess-Control-Allow-Methods: POST, OPTIONS\r\nAccess-Control-Allow-Headers: Content-Type\r\n\r\n";
+                            let _ = stream.write_all(response.as_bytes());
+                        } else {
+                            let response = "HTTP/1.1 400 Bad Request\r\nAccess-Control-Allow-Origin: *\r\n\r\n";
+                            let _ = stream.write_all(response.as_bytes());
+                        }
+                    }
+                }
+                Err(_) => {}
+            }
+        }
+    });
+}