refactor: remove unused cloudflare-worker.js file and associated Dockerfile copy command

Dockerfile

@@ -126,7 +126,6 @@ COPY health-server.js /app/
 COPY paperclip-sync.py /app/
 COPY cloudflare-proxy.js /app/
 COPY cloudflare-proxy-setup.py /app/
-COPY cloudflare-worker.js /app/
 COPY cloudflare-keepalive-setup.py /app/
 
 RUN chmod +x /app/start.sh /app/cloudflare-keepalive-setup.py

cloudflare-worker.js

@@ -1,103 +0,0 @@
-/**
- * Cloudflare Worker: Universal Outbound Proxy
- *
- * Manual setup:
- * 1. Create a Cloudflare Worker.
- * 2. Paste this file and deploy it.
- * 3. Use the worker URL as CLOUDFLARE_PROXY_URL.
- *
- * Optional worker vars:
- * - PROXY_SHARED_SECRET
- * - ALLOWED_TARGETS
- * - ALLOW_PROXY_ALL
- */
-
-function normalizeList(raw) {
-  return String(raw || "")
-    .split(",")
-    .map((value) => value.trim().toLowerCase())
-    .filter(Boolean);
-}
-
-export default {
-  async fetch(request, env) {
-    const url = new URL(request.url);
-    const queryTarget = url.searchParams.get("proxy_target");
-    const targetHost = request.headers.get("x-target-host") || queryTarget;
-    const proxySecret = (
-      env.PROXY_SHARED_SECRET ||
-      env.CLOUDFLARE_PROXY_SECRET ||
-      ""
-    ).trim();
-
-    if (proxySecret) {
-      const providedSecret = request.headers.get("x-proxy-key") || url.searchParams.get("proxy_key") || "";
-      if (providedSecret !== proxySecret) {
-        // Fallback: allow Telegram requests via path without secret if it looks like a bot API call.
-        // This is safe because it only proxies to api.telegram.org.
-        if (url.pathname.startsWith("/bot") && !targetHost) {
-          // Allowed
-        } else {
-          return new Response("Unauthorized: Invalid proxy key", { status: 401 });
-        }
-      }
-    }
-
-    const allowProxyAll =
-      String(env.ALLOW_PROXY_ALL || "true").toLowerCase() === "true";
-    const allowedTargets = normalizeList(
-      env.ALLOWED_TARGETS || "api.telegram.org,discord.com,discordapp.com,gateway.discord.gg,status.discord.com,web.whatsapp.com,graph.facebook.com,googleapis.com,google.com,googleusercontent.com,gstatic.com",
-    );
-
-    const isAllowedHost = (hostname) => {
-      const normalized = String(hostname || "")
-        .trim()
-        .toLowerCase();
-      if (!normalized) return false;
-      if (allowProxyAll) return true;
-      return allowedTargets.some(
-        (domain) => normalized === domain || normalized.endsWith(`.${domain}`),
-      );
-    };
-
-    let targetBase = "";
-    if (targetHost) {
-      if (!isAllowedHost(targetHost)) {
-        return new Response(`Forbidden: Host ${targetHost} is not allowed.`, { status: 403 });
-      }
-      targetBase = `https://${targetHost}`;
-    } else if (url.pathname.startsWith("/bot")) {
-      targetBase = "https://api.telegram.org";
-    } else {
-      return new Response("Invalid request: No target host provided.", { status: 400 });
-    }
-
-    const cleanSearch = new URLSearchParams(url.search);
-    cleanSearch.delete("proxy_target");
-    cleanSearch.delete("proxy_key");
-    const searchStr = cleanSearch.toString();
-    const targetUrl = targetBase + url.pathname + (searchStr ? `?${searchStr}` : "");
-    
-    const headers = new Headers(request.headers);
-    headers.delete("cf-connecting-ip");
-    headers.delete("cf-ray");
-    headers.delete("cf-visitor");
-    headers.delete("host");
-    headers.delete("x-real-ip");
-    headers.delete("x-target-host");
-    headers.delete("x-proxy-key");
-
-    const proxiedRequest = new Request(targetUrl, {
-      method: request.method,
-      headers,
-      body: request.body,
-      redirect: "follow",
-    });
-
-    try {
-      return await fetch(proxiedRequest);
-    } catch (error) {
-      return new Response(`Proxy Error: ${error.message}`, { status: 502 });
-    }
-  },
-};