feat: 🎸 add mise plugin

mise/README.md

@@ -0,0 +1,21 @@
+# mise plugin
+
+[mise](https://misecli.io) plugin for [proto](https://github.com/moonrepo/proto).
+
+## Installation
+
+This is a community plugin and is thus not built-in to proto. In order to use it, first either add it to your global or project-based `.prototools` by running:
+
+### Global install
+
+```shell
+proto plugin add mise "source:https://raw.githubusercontent.com/appthrust/proto-toml-plugins/main/mise/plugin.toml" --global
+proto install mise
+```
+
+### Per-project install
+
+```shell
+proto plugin add mise "source:https://raw.githubusercontent.com/appthrust/proto-toml-plugins/main/mise/plugin.toml"
+proto pin mise latest --resolve
+```

mise/plugin.toml

@@ -0,0 +1,28 @@
+# A TOML plugin for k9s:
+# https://moonrepo.dev/docs/proto/plugins#toml-plugin
+
+name = "mise"
+type = "cli"
+
+[platform.linux]
+download-file = "mise-v{version}-linux-{arch}"
+checksum-file = "SHASUMS256.txt"
+
+[platform.macos]
+download-file = "mise-v{version}-macos-{arch}"
+checksum-file = "SHASUMS256.txt"
+
+[platform.windows]
+download-file = "mise-v{version}-win-{arch}.zip"
+checksum-file = "SHASUMS256.txt"
+
+[install]
+download-url = "https://github.com/jdx/mise/releases/download/v{version}/{download_file}"
+
+[install.arch]
+aarch64 = "arm64"
+x86_64 = "x64"
+armv7 = "armv7"
+
+[resolve]
+git-url = "https://github.com/jdx/mise"