Provide buildpack create command

Implement RFC 212 to provide a more general mechanism to provide
project scaffolding for new buildpacks.

go.mod

@@ -37,6 +37,7 @@ require (
 )
 
 require (
+	github.com/AidanDelaney/scafall v0.0.0-20221022084756-6809f3ce77f6 // indirect
 	github.com/Azure/azure-sdk-for-go v66.0.0+incompatible // indirect
 	github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 // indirect
 	github.com/Azure/go-autorest v14.2.0+incompatible // indirect
@@ -47,9 +48,15 @@ require (
 	github.com/Azure/go-autorest/autorest/date v0.3.0 // indirect
 	github.com/Azure/go-autorest/logger v0.2.1 // indirect
 	github.com/Azure/go-autorest/tracing v0.6.0 // indirect
+	github.com/Masterminds/goutils v1.1.1 // indirect
+	github.com/Masterminds/semver/v3 v3.1.1 // indirect
+	github.com/Masterminds/sprig/v3 v3.2.2 // indirect
 	github.com/Microsoft/hcsshim v0.9.2 // indirect
 	github.com/ProtonMail/go-crypto v0.0.0-20210428141323-04723f9f07d7 // indirect
+	github.com/PuerkitoBio/goquery v1.8.0 // indirect
+	github.com/acarl005/stripansi v0.0.0-20180116102854-5a71ef0e047d // indirect
 	github.com/acomagu/bufpipe v1.0.3 // indirect
+	github.com/andybalholm/cascadia v1.3.1 // indirect
 	github.com/aws/aws-sdk-go-v2 v1.16.14 // indirect
 	github.com/aws/aws-sdk-go-v2/config v1.17.5 // indirect
 	github.com/aws/aws-sdk-go-v2/credentials v1.12.18 // indirect
@@ -66,14 +73,20 @@ require (
 	github.com/aws/smithy-go v1.13.2 // indirect
 	github.com/awslabs/amazon-ecr-credential-helper/ecr-login v0.0.0-20220906183739-a13b39e9d86d // indirect
 	github.com/chrismellard/docker-credential-acr-env v0.0.0-20220327082430-c57b701bfc08 // indirect
+	github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e // indirect
 	github.com/containerd/cgroups v1.0.3 // indirect
 	github.com/containerd/containerd v1.6.3 // indirect
 	github.com/containerd/stargz-snapshotter/estargz v0.12.0 // indirect
+	github.com/coveooss/gotemplate/v3 v3.7.2 // indirect
+	github.com/coveooss/multilogger v0.5.2 // indirect
 	github.com/dimchansky/utfbom v1.1.1 // indirect
 	github.com/docker/distribution v2.8.1+incompatible // indirect
 	github.com/docker/docker-credential-helpers v0.6.4 // indirect
 	github.com/docker/go-units v0.5.0 // indirect
+	github.com/drhodes/goLorem v0.0.0-20220328165741-da82e5b29246 // indirect
 	github.com/emirpasic/gods v1.18.1 // indirect
+	github.com/fatih/color v1.13.0 // indirect
+	github.com/gabriel-vasile/mimetype v1.4.0 // indirect
 	github.com/gdamore/encoding v1.0.0 // indirect
 	github.com/go-git/gcfg v1.5.0 // indirect
 	github.com/go-git/go-billy/v5 v5.3.1 // indirect
@@ -82,28 +95,38 @@ require (
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/google/go-querystring v1.0.0 // indirect
+	github.com/google/uuid v1.3.0 // indirect
+	github.com/hashicorp/hcl v1.0.0 // indirect
+	github.com/huandu/xstrings v1.3.1 // indirect
 	github.com/imdario/mergo v0.3.12 // indirect
 	github.com/inconshreveable/mousetrap v1.0.0 // indirect
 	github.com/jbenet/go-context v0.0.0-20150711004518-d14ea06fba99 // indirect
 	github.com/jmespath/go-jmespath v0.4.0 // indirect
 	github.com/kevinburke/ssh_config v1.2.0 // indirect
 	github.com/klauspost/compress v1.15.9 // indirect
 	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
+	github.com/manifoldco/promptui v0.9.0 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.16 // indirect
 	github.com/mattn/go-runewidth v0.0.13 // indirect
+	github.com/mitchellh/copystructure v1.0.0 // indirect
 	github.com/mitchellh/go-homedir v1.1.0 // indirect
+	github.com/mitchellh/reflectwalk v1.0.1 // indirect
 	github.com/moby/sys/mount v0.3.2 // indirect
 	github.com/moby/sys/mountinfo v0.6.1 // indirect
 	github.com/moby/term v0.0.0-20220808134915-39b0c02b01ae // indirect
 	github.com/morikuni/aec v1.0.0 // indirect
 	github.com/opencontainers/go-digest v1.0.0 // indirect
 	github.com/opencontainers/runc v1.1.1 // indirect
 	github.com/opencontainers/selinux v1.10.1 // indirect
+	github.com/otiai10/copy v1.7.0 // indirect
 	github.com/rivo/uniseg v0.2.0 // indirect
 	github.com/sergi/go-diff v1.2.0 // indirect
+	github.com/shopspring/decimal v1.2.0 // indirect
 	github.com/sirupsen/logrus v1.9.0 // indirect
+	github.com/spf13/cast v1.4.1 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/src-d/gcfg v1.4.0 // indirect
 	github.com/vbatts/tar-split v0.11.2 // indirect
 	github.com/xanzy/ssh-agent v0.3.1 // indirect
 	go.opencensus.io v0.23.0 // indirect
@@ -113,6 +136,8 @@ require (
 	golang.org/x/text v0.3.7 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
 	google.golang.org/protobuf v1.28.0 // indirect
+	gopkg.in/src-d/go-billy.v4 v4.3.2 // indirect
+	gopkg.in/src-d/go-git.v4 v4.13.1 // indirect
 	gopkg.in/warnings.v0 v0.1.2 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 )