Enhance README and stub POST method in Lines

Updated README to highlight PyFiche's lack of external dependencies, improving project clarity for potential users. Added a stub for the POST method in the Lines server signaling planned upload functionality with an informative 501 Not Implemented response to client requests. This sets the groundwork for future implementations of the file upload feature.

README.md

@@ -2,19 +2,19 @@
 
 PyFiche is a simple pastebin optimized for the command line, written in Python
 and heavily inspired by [fiche](https://github.com/solusipse/fiche/), or rather
-a shameless translation.
+a shameless translation. It has no dependencies outside the Python standard
+library.
 
 It also comes with a re-implementation of Lines, the HTTP server that comes
-with Fiche, which this time allows you to upload files, and comes doesn't have
+with Fiche. Additionally, PyFiche also comes with a simple TCP server, Recup,
-dependencies outside the standard library. Additionally, PyFiche also comes 
+to download pastes through netcat without using HTTP(S), in the same way you
-with a simple TCP server, Recup, to download pastes through netcat without 
+upload them.
-using HTTP(S), in the same way you upload them.
 
 ## Installation
 
 ### Dependencies
 
-* Python 3 (tested with 3.11)
+- Python 3 (tested with 3.11)
 
 ### Local Installation
 

src/pyfiche/classes/lines.py

@@ -48,6 +48,12 @@ body {{
 
     server_version = "PyFiche Lines/dev"
 
+    # TODO: Implement uploading
+    def do_POST(self):
+        self.send_response(501)
+        self.end_headers()
+        self.wfile.write(b"Not implemented")
+
     def not_found(self):
         self.send_response(404)
         self.end_headers()