add media proxy for images

main.py

@@ -10,3 +10,4 @@ import morsel_login
 import morsel_boards
 import morsel_users
 import morsel_avatar
+import morsel_proxy

morsel_proxy.py

@@ -0,0 +1,14 @@
+# Morsel Media Proxy
+# Prevents users from doxxing themselves. Ain't that nice?
+from main import app
+from flask import redirect
+from flask import Response
+import requests
+
+@app.route("/proxy/<path:url>")
+def mediaproxy(url):
+  if url.startswith("static/") or url.startswith("avatar/"):
+    return redirect("/"+url, 303)
+  else:
+    proxied_media = requests.get(url, headers={"X-Proxied-By":"MorselMediaProxy"})
+    return Response(proxied_media.content, mimetype=proxied_media.headers["Content-Type"])