chore: fix rocks terminology

CONTRIBUTING.md

@@ -4,7 +4,7 @@
 
 Please refer to
 the [rockcraft](https://canonical-craft-parts.readthedocs-hosted.com/en/latest/reference/index.html)
-documentations to learn how to develop a ROCK image.
+documentations to learn how to develop a rock.
 
 Please install `pre-commit` hooks to help enforce various validations:
 
@@ -14,14 +14,14 @@ pre-commit install -t commit-msg
 
 ## Building and Running Locally
 
-You can build the ROCK image using the following command:
+You can build the rock using the following command:
 
 ```shell
 rockcraft pack -v
 ```
 
 Assuming the [`skopeo`](https://snapcraft.io/install/skopeo/ubuntu) has been
-installed. Import the created ROCK image into Docker:
+installed. Import the created rock into Docker:
 
 ```shell
 sudo /snap/rockcraft/current/bin/skopeo --insecure-policy copy oci-archive:<local-rock-name>.rock docker-daemon:openfga:latest

README.md

@@ -1,4 +1,4 @@
-# OpenFGA ROCK
+# OpenFGA rock
 
 [![Container Registry](https://img.shields.io/badge/Container%20Registry-published-blue)](https://github.com/canonical/openfga-rock/pkgs/container/openfga)
 ![Latest Version](https://img.shields.io/badge/dynamic/yaml?url=https%3A%2F%2Fraw.githubusercontent.com%2Fcanonical%2Fopenfga-rock%2Fmain%2Frockcraft.yaml&query=%24.version&label=Release&color=red)
@@ -8,14 +8,14 @@
 [![pre-commit](https://img.shields.io/badge/pre--commit-enabled-brightgreen?logo=pre-commit)](https://github.com/pre-commit/pre-commit)
 [![Conventional Commits](https://img.shields.io/badge/Conventional%20Commits-1.0.0-%23FE5196.svg)](https://conventionalcommits.org)
 
-This repository contains the packaging metadata for creating an OpenFGA ROCK
-built from Canonical OpenFGA release artifacts. For more information on ROCKs,
+This repository contains the packaging metadata for creating an OpenFGA rock
+built from Canonical OpenFGA release artifacts. For more information on rocks,
 visit the [rockcraft GitHub](https://github.com/canonical/rockcraft).
 
-## Building the ROCK
+## Building the rock
 
 The steps outlined below are based on the assumption that you are building the
-ROCK with the latest LTS of Ubuntu. If you are using another version of Ubuntu
+rock with the latest LTS of Ubuntu. If you are using another version of Ubuntu
 or another operating system, the process may be different.
 
 ### Clone Repository
@@ -44,7 +44,7 @@ sudo lxd init --auto
 **NOTE:** You will need to open a new shell for the group change to take
 effect (i.e. `su - $USER`)
 
-### Packing and Running the ROCK
+### Packing and Running the rock
 
 ```shell
 rockcraft pack
@@ -54,5 +54,5 @@ docker run --rm -it <username>/openfga:<tag>
 
 ## License
 
-The OpenFGA ROCK is free software, distributed under the Apache Software
+The OpenFGA rock is free software, distributed under the Apache Software
 License, version 2.0. See [LICENSE](./LICENSE) for more information.