default config in .monorobot.json

Author: rr0gi

documentation/config_docs.md

@@ -1,6 +1,7 @@
 # Repository Configuration
 
-A repository configuration file specifies how notifications should be handled for a given repository. It should be at the root of your monorepo in the main branch. The bot will look for a `monorobot.json` file by default, but you can change this behavior with the `--config` flag.
+A repository configuration file specifies how notifications should be handled for a given repository. It should be at the root of your
+monorepo in the main branch. The bot will look for a `.monorobot.json` file by default, but you can change this behavior with the `--config` flag.
 
 When the bot receives its first incoming GitHub notification, it will query the repository URL to retrieve its configuration file. For subsequent notifications, it will use the cached configuration unless an update is detected.
 

src/monorobot.ml

@@ -69,7 +69,7 @@ let port =
 
 let config =
   let doc = "name of the remote configuration file to retrieve from the root directory of a repository's main branch" in
-  Arg.(value & opt string "monorobot.json" & info [ "config" ] ~docv:"CONFIG" ~doc)
+  Arg.(value & opt string ".monorobot.json" & info [ "config" ] ~docv:"CONFIG" ~doc)
 
 let secrets =
   let doc = "path to a local configuration file containing secrets to load on startup" in