fix: add X-Forwarded-Proto header

src/handlers.py

@@ -36,6 +36,7 @@ class BaseHandler(abc.ABC, http.server.BaseHTTPRequestHandler):
         self.out_size: int = 0
         self.__host: str | None = None
         self.__in_size: int | None = None
+        self.https: bool = params.https
         super().__init__(*args, **kwargs)
 
     @typing.override
@@ -131,9 +132,10 @@ class BaseHandler(abc.ABC, http.server.BaseHTTPRequestHandler):
     def send_proxy(self, url: str) -> None:
         headers = dict(self.headers)
         headers["Host"] = urllib.parse.urlparse(url).netloc
+        headers["X-Real-IP"] = self.client_address[0]
         headers["X-Forwarded-Host"] = self.host
         headers["X-Forwarded-For"] = self.client_address[0]
-        headers["X-Real-IP"] = self.client_address[0]
+        headers["X-Forwarded-Proto"] = "https" if self.https else "http"
         try:
             body: bytes | None = None
             if self.in_size > 0: