Add AUR release action (#315)

.github/workflows/aur.yaml

@@ -0,0 +1,18 @@
+name: AUR
+
+on:
+  release:
+    types:
+      - "released"
+
+jobs:
+  aur:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Publish
+        uses: zokugun/github-actions-aur-releaser@v1
+        with:
+          package_name: forgit
+          aur_private_key: ${{ secrets.AUR_PRIVATE_KEY }}
+          aur_username: ${{ secrets.AUR_USERNAME }}
+          aur_email: ${{ secrets.AUR_EMAIL }}

README.md

@@ -68,6 +68,10 @@ Install `forgit` in just one click.
 
 [![Install with Fig](https://fig.io/badges/install-with-fig.svg)](https://fig.io/plugins/other/forgit)
 
+### Arch User Repository
+
+[AUR](https://wiki.archlinux.org/title/Arch_User_Repository) packages, maintained by the developers of forgit, are available. Install the [forgit](https://aur.archlinux.org/packages/forgit) package for the latest release or [forgit-git](https://aur.archlinux.org/packages/forgit-git) to stay up to date with the latest commits from the master branch of this repository.
+
 ### 📝 Features
 
 - **Interactive `git add` selector** (`ga`)