Initial commit

Author: pcj

.gitignore

@@ -0,0 +1 @@
+bazel-*

README.md

@@ -0,0 +1,26 @@
+# layer
+
+Print info about container image tarballs.
+
+## Installation
+
+```sh
+go get github.com/stackb/layer
+```
+
+## Usage
+
+Show layers in an image:
+
+```sh
+layer info myimage.tar
+```
+
+List files in an image:
+
+```sh
+layer ls myimage.tar    # all layers
+layer ls -S myimage.tar # sorted
+layer ls myimage.tar 1  # first layer
+layer ls myimage.tar sha256:8fdc131ec4308d2b9196a38855550dc347e83cc0f47d739754ddeb6e03ac2cbe # by diff ID
+```

go.mod

@@ -0,0 +1,9 @@
+module github.com/stackb/layer
+
+go 1.16
+
+require (
+	github.com/dustin/go-humanize v1.0.0
+	github.com/google/go-containerregistry v0.8.0
+	github.com/urfave/cli/v2 v2.6.0
+)