test required + coquille virée dans file.py

scripts/03_server/src/myserver/cli.py

@@ -15,7 +15,7 @@ def parse_args(argv: list[str]):
                         required=True)
     parser.add_argument('-r', '--root',  
                         help='Root directory of the server',
-                        type=str)
+                        type=str, required=True)
     args = parser.parse_args(argv)
 
     return args

scripts/03_server/src/myserver/file.py

@@ -46,7 +46,6 @@ def get_resource(res: str, root: str):
     with open(res_path, 'rb') as f:
         content = f.read()
         return 200, content
-    return 500, 
 
     
 def resolve_location(res:str, root: str):