Move each license function dependent on SPDX licenses

* move to package spdxlicenses
* put each in their own file to make licenses easier to update

Makefile

@@ -0,0 +1,78 @@
+# Go projects should have a Makefile for commond build-related tasks.
+# See help target for a list of targets and their descriptions.
+#
+# Debug related targets are commented out until they can be tested.
+
+# setup defaults
+SHELL := $(shell which bash)
+CWD_DIR := $(shell pwd)
+GITHUB_API_URL ?= https://api.github.com
+# DLV_BIN := $(shell go env GOPATH)/bin/dlv
+LINT_FILES := ./...
+
+# provide extra information when format fails
+define goformat
+	files="$$(go fmt ./...)"; \
+	if [ -n "$${files}" ]; then \
+		echo "❌ ERROR: go files are not properly formatted:"; \
+		echo "$$files"; \
+		echo ""; \
+		echo "run the 'go fmt ./..' command or configure your editor"; \
+		exit 1; \
+	fi;
+endef
+
+# # install dlv if it is not already installed
+# define dlv
+# 	cat /proc/sys/kernel/yama/ptrace_scope | grep 0 || \
+# 		echo 0 | sudo tee /proc/sys/kernel/yama/ptrace_scope; \
+# 	echo "Checking if '$(DLV_BIN)' exist"; \
+# 	test -f "$(DLV_BIN)" || \
+# 		echo "Installing dlv..." && \
+# 		go install github.com/go-delve/delve/cmd/dlv@latest && \
+# 		echo "Installed dlv";
+# endef
+
+# NOTE: Targets defined with .PHONY are not files, they execute commands.
+
+# clean up the go modules files
+.PHONY: tidy
+tidy:
+	@echo "==> starting tidy"
+	go mod tidy
+
+# go format this project
+.PHONY: format
+format: 
+	@echo "==> starting format"
+	@$(call goformat)
+
+# run some go test
+.PHONY: test
+test: 
+	@echo "==> starting test"
+	go test ./...
+
+# runs linter for all files
+.PHONY: lint-all
+lint-all:
+	@echo "==> starting lint for directory: ${LINT_FILES}"
+	golangci-lint run ${LINT_FILES}
+
+# runs linter for only files with diffs from origin/main (useful for PRs)
+.PHONY: lint
+lint:
+	@echo "==> starting lint for changed files"
+	golangci-lint run --whole-files --new-from-rev=origin/main
+
+.PHONY: help
+help:
+	@echo "Usage: make <target>"
+	@echo ""
+	@echo "Targets:"
+	@echo "  tidy       - clean up the go modules files"
+	@echo "  format     - go format this project"
+	@echo "  test       - run some go test"
+	@echo "  lint-all   - runs linter for all files (optional pass in LINT_FILES=path_to_dir_or_file_to_check)"
+	@echo "  lint       - runs linter for only files with diffs from origin/main (useful for PRs)"
+	@echo "  help       - this help message"