Authd now uses '-k' instead of '-K' (like other services).

README.md

@@ -32,7 +32,7 @@ $ authd --help
 usage: authd [options]
     -s directory, --storage directory
                                      Directory in which to store users.
-    -K file, --key-file file         JWT key file
+    -k file, --key-file file         JWT key file
     -R                               --allow-registrations
     -h, --help                       Show this help
 $
@@ -66,7 +66,7 @@ Example:
 
 ```
 $ echo "I am a key." > key-file
-$ authd -K ./key-file
+$ authd -k ./key-file
 ```
 
 ## APIs

src/server.cr

@@ -189,7 +189,7 @@ begin
 			configuration.storage = directory
 		end
 
-		parser.on "-K file", "--key-file file", "JWT key file" do |file_name|
+		parser.on "-k file", "--key-file file", "JWT key file" do |file_name|
 			configuration.shared_key = File.read(file_name).chomp
 		end