Add Repository Activity.

docs/user/index.md

@@ -12,6 +12,7 @@ involved in running it on their machines.
   - [Email Settings](./email-settings/)
   - [Forgejo Next](./forgejo-next/)
 - Collaborating with Others
+  - [Repository Activity](./repository-activity/)
   - [Pull requests and Git flow](./pull-requests-and-git-flow/)
   - [Invite Collaborators](https://docs.codeberg.org/collaborating/invite-collaborators/)
   - [Labels](./labels/)

docs/user/repository-activity.md

@@ -0,0 +1,30 @@
+---
+title: Repository Activity
+license: 'CC-BY-SA-4.0'
+---
+
+For each repository, the activity tab displays insights about the recent changes. It helps figure out how lively it is and which contributors are the most active at a given moment in time.
+
+## Contributors
+
+![screenshot showing the contributors graph](../_images/user/repository-activity/contributors.png)
+
+The overall graph shows all commits over time and allows to select a range of dates to get a more detailed view. The contributors are also displayed with their individual graph. The contributor with the most commits is shown first.
+
+## Pulse
+
+![screenshot showing the pulse graph](../_images/user/repository-activity/pulse.png)
+
+A high level view of of the most recent commits and pull requests.
+
+## Code frequency
+
+![screenshot showing the code frequency graph](../_images/user/repository-activity/code-frequency.png)
+
+Shows the ratio of added and deleted lines over time.
+
+## Recent commits
+
+![screenshot showing the recent commits graph](../_images/user/repository-activity/recent-commits.png)
+
+The total number of commits over time.