fix: makefile and introduce test (#89)

* fix: makefile and introduce test

* chore: change to tabs

.github/workflows/avm-makefile.yaml

@@ -0,0 +1,18 @@
+name: AVM makefile
+
+on:
+  pull_request:
+    branches:
+      - main
+  workflow_dispatch:
+
+
+jobs:
+  makefile:
+    runs-on: ubuntu-latest
+    steps:
+      - name: checkout
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 #v4.2.2
+      - name: makefile
+        run: |
+          make -f avmmakefile help

avmmakefile

@@ -1,5 +1,9 @@
 REMOTE_SCRIPT := https://raw.githubusercontent.com/Azure/tfmod-scaffold/main/avm_scripts$(AVMSCRIPT_VERSION)
 
+.PHONY: help
+help:
+	@echo "please use 'make <target>'"
+
 .PHONY: conftest
 conftest:
 	curl -H 'Cache-Control: no-cache, no-store' -sSL "$(REMOTE_SCRIPT)/conftest.sh" | bash
@@ -66,11 +70,11 @@ pr-check: fmtcheck docscheck tfvalidatecheck lint unit-test integration-test
 
 .PHONY: unit-test
 unit-test:
-  curl -H 'Cache-Control: no-cache, no-store' -sSL "$(REMOTE_SCRIPT)/run-terraform-test.sh" | bash -s -- unit
+	curl -H 'Cache-Control: no-cache, no-store' -sSL "$(REMOTE_SCRIPT)/run-terraform-test.sh" | bash -s -- unit
 
 .PHONY: integration-test
 integration-test:
-  curl -H 'Cache-Control: no-cache, no-store' -sSL "$(REMOTE_SCRIPT)/run-terraform-test.sh" | bash -s -- integration
+	curl -H 'Cache-Control: no-cache, no-store' -sSL "$(REMOTE_SCRIPT)/run-terraform-test.sh" | bash -s -- integration
 
 .PHONY: test-example
 test-example: