feat(git): add git stats function

.bash_aliases

@@ -269,6 +269,10 @@ gitf () {
             git push -f
             ;;
 
+        "s")
+            /bin/bash ~/.local/bin/scripts/git_stats.sh
+            ;;
+
         # Update all git submodules in this repo. "sd" for submodule download.
         "sd")
             # Only supports "master" as branch for now. This could cause unexpected results if a tracked submodule has a different branch or location name

.local/bin/scripts/git_stats.sh

@@ -0,0 +1,28 @@
+#!/bin/sh
+
+{
+	echo "# What Changes the Most"
+	echo "---------------------------------------"
+	git log --format=format: --name-only --since="1 year ago" | sort | uniq -c | sort -nr | head -20
+	echo ""
+
+	echo "# Who Built This"
+	echo "---------------------------------------"
+	git shortlog -sn --no-merges
+	echo ""
+
+	echo "# Where Do Bugs Cluster"
+	echo "---------------------------------------"
+	git log -i -E --grep="fix|bug|broken" --name-only --format='' | sort | uniq -c | sort -nr | head -20
+	echo ""
+
+	echo "# Is This Project Accelerating or Dying"
+	echo "---------------------------------------"
+	git log --format='%ad' --date=format:'%Y-%m' | sort | uniq -c
+	echo ""
+
+	echo "# How Often Is the Team Firefighting"
+	echo "---------------------------------------"
+	git log --oneline --since="1 year ago" | grep -iE 'revert|hotfix|emergency|rollback'
+	echo ""
+} | less