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fix example to use zothub.io #12

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Oct 24, 2022
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fix example to use zothub.io #12

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14 changes: 7 additions & 7 deletions docs/get_started/hello_stacker_image.md
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@ simple "Hello Stacker!" script into an OCI container image.
hello-stacker:
from:
type: docker
url: docker://ubuntu:latest
url: docker://zothub.io/tools/busybox:stable
run: |
mkdir -p /hello-stacker-app
echo 'echo "Hello Stacker!"' > /hello-stacker-app/hello.sh
Expand All @@ -19,8 +19,8 @@ hello-stacker:
__hello-stacker__.

The `from` section defines that `hello-stacker` image builds on top of an
existing image called `ubuntu:latest`, and that the base image is of type
`docker` downloaded from URL `docker://ubuntu:latest`.
existing image called `zothub.io/tools/busybox:stable`, and that the base image is of type
`docker` downloaded from URL `docker://zothub.io/tools/busybox:stable`.

The `run` section defines a build script. This script is executed on top of the
ubuntu image's root file system, creates a file called
Expand All @@ -35,7 +35,7 @@ stacker file name `hello_stacker.yaml`.
```bash title="Hello Stacker Build"
$ stacker build -f hello_stacker.yaml
preparing image hello-stacker...
loading docker://ubuntu:latest
loading docker://zothub.io/tools/busybox:stable
Copying blob cf92e523b49e done
Copying config cb52c703ef done
Writing manifest to image destination
Expand All @@ -45,7 +45,7 @@ Storing signatures
+ chmod +x /hello-stacker-app/hello.sh
filesystem hello-stacker built successfully
```
stacker build used `hello-stacker.yaml` as input, downloaded the `ubuntu:latest`
stacker build used `hello-stacker.yaml` as input, downloaded the `zothub.io/tools/busybox:stable`
image from docker hub and generated an OCI image with tag `hello-stacker`. We
can verify this using `stacker inspect`:

Expand All @@ -58,7 +58,7 @@ Annotations:
io.stackeroci.stacker.stacker_yaml: hello-stacker:
from:
type: docker
url: docker://ubuntu:latest
url: docker://zothub.io/tools/busybox:stable
run: |
mkdir -p /hello-stacker-app
echo 'echo "Hello Stacker!"' > /hello-stacker-app/hello.sh
Expand Down Expand Up @@ -117,7 +117,7 @@ to the stacker file, less things happen:
```bash title="stacker caching"
$ stacker build -f hello_stacker.yaml
preparing image hello-stacker...
loading docker://ubuntu:latest
loading docker://zothub.io/tools/busybox:stable
Copying blob cf92e523b49e skipped: already exists
Copying config cb52c703ef done
Writing manifest to image destination
Expand Down