build: 📝 add Makefile for changelog

Makefile

@@ -0,0 +1,32 @@
+.PHONY: default install uninstall chl chl-first
+
+default:
+	@echo 'Git extras installation helper from JustCoded'
+
+install:
+	sudo cp -f ./bin/* /usr/local/bin/
+	sudo chmod +x /usr/local/bin/git-*
+
+uninstall:
+	sudo rm /usr/local/bin/git-*
+
+##
+# CHANGELOG vars and targets
+##
+CONV_CHL_IMAGE := justcoded/php-conventional-changelog:latest
+CONV_CHL_DR := docker run -it --rm --volume "$$PWD":/codebase ${CONV_CHL_IMAGE} bash
+CONV_CHL_CMD := conventional-changelog --config changelog-config.php
+
+##
+# @command chl 	Generate changelog based on conventional commits
+##
+chl:
+	${CONV_CHL_DR} \
+		-c "${CONV_CHL_CMD}"
+
+##
+# @command chl-first 	Generate changelog based on conventional commits, first version
+##
+chl-first:
+	${CONV_CHL_DR} \
+		-c "${CONV_CHL_CMD} --first-release"