feat: add upgrade command to pin the latest version

README.md

@@ -65,26 +65,25 @@ To upgrade `gh-fzf` to the latest commit on `main` **(recommended)**:
 gh extension upgrade gh-fzf
 ```
 
-Alternatively, you can pin a tag when installing `gh` extensions. If you already
-have `gh-fzf` installed, you need to remove it first before pinning a version:
+Alternatively, you can pin a tag when installing `gh` extensions. A convenience
+command is provided for upgrading to the `stable` tag, which always points to
+the latest version:
 
 ```sh
-gh extension remove fzf && gh extension install benelan/gh-fzf --pin "v0.8.0"
+gh fzf upgrade
 ```
 
-There is also a `stable` tag, which always points to the latest release.
-
-The [changelog](./CHANGELOG.md) contains a list of features and fixes released
-in each version. You can also view the release notes on the command line with:
+You can check which version `gh-fzf` you currently have installed:
 
 ```sh
-gh fzf changelog
+gh fzf version
 ```
 
-To see the version of `gh-fzf` you currently have installed:
+The [changelog](./CHANGELOG.md) contains a list of features and fixes released
+in each version. You can also view the release notes on the command line with:
 
 ```sh
-gh fzf -v
+gh fzf changelog
 ```
 
 ## Usage

gh-fzf

@@ -69,6 +69,7 @@ Other Commands:
   help        Print this help message.
   version     Print the version of gh-fzf.
   changelog   View gh-fzf's changelog via the release command.
+  upgrade     Upgrade to the latest version of gh-fzf.
   util        Functions used internally that may be useful for scripting.
 
 Check out the project homepage for more information, such as keybindings,
@@ -989,6 +990,8 @@ main() {
         milestone | milestones | --milestone | --milestones) milestone_cmd "$@" ;;
         util | utils | --util | --utils) util_cmd "$@" ;;
         changelog) gh fzf release --repo benelan/gh-fzf ;;
+        upgrade) gh extension remove benelan/gh-fzf >/dev/null 2>&1 &&
+            gh extension install benelan/gh-fzf --pin "stable" ;;
         v | V | -v | -V | version | --version) printf "%s\n" "$GH_FZF_VERSION" ;;
         *) error "invalid command: \"$command\"" ;;
     esac