Merge branch 'main' into patch-1

Author: sambhav

.github/workflows/main.yml

@@ -23,6 +23,10 @@ jobs:
           go-version: '1.x'
       - name: Install Dependencies
         run: sudo apt-get install make curl jq
+      - name: Install pack
+        uses: buildpacks/github-actions/[email protected]
+        with:
+          pack-version: '0.28.0'
       - name: Test
         run: make test
         env:

Makefile

@@ -74,8 +74,10 @@ endif
 
 .PHONY: upgrade-pack
 upgrade-pack: pack-version
-	@echo "> Upgrading pack library version $(PACK_VERSION)"
-	cd tools; go get github.com/buildpacks/pack@v$(PACK_VERSION)
+	@if [ ! $(`which pack` && `pack --version | cut -d '+' -f 1` != "$(PACK_VERSION)") ]; then \
+		echo "> Upgrading pack library version $(PACK_VERSION)"; \
+		cd tools; go get github.com/buildpacks/pack@v$(PACK_VERSION); \
+	fi
 
 .PHONY: install-pack-cli
 install-pack-cli: export PACK_BIN:=$(shell which pack)