* Create system webhook column (and migration)
* Create system webhook DB methods
Based on the default webhook ones
* Modify router to handle system webhooks and default ones
* Remove old unused admin nav template
* Adjust orgRepoCtx to differentiate system and default webhook URLs
* Assign IsSystemWebhook when creating webhooks
* Correctly use booleans for IsSystemWebhook
* Use system webhooks when preparing webhooks for payload
* Add UI and locale changes
* Use router params to differentiate admin hook pages
* Fix deleting admin webhooks and rename method
* Add clarity to webhook docs
* Revert "Remove old unused admin nav template"
This reverts commit 191a20a7389fe5f6256b0ad6aafd04b9b0e295c5.
* Rename WebHooksNewPost to GiteaHooksNewPost for clarity
* Reintroduce blank line lost during merge conflict
Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: Lauris BH <lauris@nix.lv>
Partially implement #770.
Add "Default Webhooks" page in site admin UI.
Persist to the existing webhooks table, but store with RepoID=0 and OrgID=0.
Upon repo creation, copy the set of default webhooks into the new repo.
