git-magic: add page

pages/common/git-magic.md

@@ -0,0 +1,29 @@
+# git magic
+
+> Automate add, commit, and push routines.
+> Part of `git-extras`.
+> More information: <https://github.com/tj/git-extras/blob/master/Commands.md#git-magic>.
+
+- Commit changes with a generated message:
+
+`git magic`
+
+- [a]dd untracked files and commit changes with a generated message:
+
+`git magic -a`
+
+- Commit changes with a custom [m]essage:
+
+`git magic -m "{{custom_commit_message}}"`
+
+- [e]dit the commit [m]essage before committing:
+
+`git magic -em "{{custom_commit_message}}"`
+
+- Commit changes and [p]ush to remote:
+
+`git magic -p`
+
+- Commit changes with a [f]orce [p]ush to remote:
+
+`git magic -fp`