Merge pull request #6 from kate-goldenring/update-readme

Remove plugin artifacts and update readme to pull from releases

README.md

@@ -1,3 +1,42 @@
 # Fermyon Cloud Plugin
 
 A [Spin plugin](https://github.com/fermyon/spin-plugins) for interacting with Fermyon Cloud from the [Spin CLI](https://github.com/fermyon/spin).
+
+## Installing the latest plugin
+
+```sh
+spin plugin install --url https://github.com/fermyon/cloud-plugin/releases/download/canary/cloud.json
+```
+
+## Building and installing local changes
+
+1. Package the plugin.
+
+    ```sh
+    cargo build --release
+    cp target/release/cloud-plugin cloud
+    tar -czvf cloud.tar.gz cloud
+    sha256sum cloud.tar.gz
+    rm cloud
+    # Update cloud.json with shasum
+    ```
+
+1. Get the manifest.
+
+    ```sh
+    curl -LRO https://github.com/fermyon/cloud-plugin/releases/download/canary/cloud.json
+    ```
+
+1. Update the manifest to modify the `url` field to point to the path to local package (i.e. `"url": "file:///path/to/cloud-plugin/plugin/cloud.tar.gz"`).
+
+1. Install the plugin, pointing to the path to the manifest.
+
+    ```sh
+    spin plugin install -f ./plugin/cloud.json
+    ```
+
+1. Run the plugin.
+
+    ```sh
+    spin cloud --help
+    ```