Make roles more reusable

roles/scripts/update-git-hooks

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+# Update the post-receive hooks of multiple bare git repos
+
+for i in /var/lib/git/gogs-repositories/bryan/*/hooks/post-receive; do
+    # Get repo name
+    rn="${i%/hooks/post-receive}"
+    rn="${rn##*/}"
+
+    # Don't duplicate the line if it already exists
+    while IFS= read -r line; do
+        [[ "$line" == "git push --mirror git@github.com:cryobry/${rn}" ]] && continue
+    done < "$i"
+
+    # Append the line
+    echo "git push --mirror git@github.com:cryobry/${rn}" >> "$i"
+done