Remove buildpack.toml, in favor of buildpack.toml.tmpl

- Use go templating (./scripts/template.go) to construct the buildpack.toml when packaging/releasing cnbs
- The CHANGELOG is deprecated, in favor of release notes
- Use dagger.DeleteBuildpack to preserve built CNB in our release pipeline
[#166793497]:

Co-authored-by: David Freilich <dfreilich@pivotal.io>

Author: ForestEckhardt

.gitignore

@@ -4,3 +4,4 @@
 *.tgz
 npm-cnb_*
 bin/
+/buildpack.toml

CHANGELOG

@@ -2,7 +2,7 @@
 [buildpack]
 id = "org.cloudfoundry.npm"
 name = "NPM Buildpack"
-version = "0.0.9"
+version = "{{ .Version }}"
 
 [metadata]
 include_files = ["bin/build","bin/detect","buildpack.toml"]

buildpack.toml buildpack.toml.tmplbuildpack.toml renamed to buildpack.toml.tmpl

@@ -1,7 +1,6 @@
 package integration_test
 
 import (
-	"os"
 	"path/filepath"
 	"testing"
 
@@ -30,11 +29,11 @@ func TestIntegration(t *testing.T) {
 	Expect(err).NotTo(HaveOccurred())
 	npmURI, err = dagger.PackageBuildpack(bpDir)
 	Expect(err).ToNot(HaveOccurred())
-	defer os.RemoveAll(npmURI)
+	defer dagger.DeleteBuildpack(npmURI)
 
 	nodeURI, err = dagger.GetLatestBuildpack("node-engine-cnb")
 	Expect(err).ToNot(HaveOccurred())
-	defer os.RemoveAll(nodeURI)
+	defer dagger.DeleteBuildpack(nodeURI)
 
 	suite.Run(t)
 }