frontend: Fix plugin manager config loading crash

Browse Source

Current code isn't catching a parse error exception if an invalid config
file is loaded by the plugin manager. This change wraps the plugin
manager config json parse call with a try/catch, and handles invalid
config files by creating a new config file, and logs an error that the
existing config file is invalid.

...

This commit is contained in:

500 Internal Server Error

Gitea Version: 1.28.0+dev-477-g8b6ad49a5f