feat(hermes): add hermes plugin (#14111)

Co-authored-by: Robby Russell <robby@planetargon.com>

plugins/hermes/README.md

@@ -0,0 +1,28 @@
+# hermes plugin
+
+This plugin adds completions for the Hermes AI agent.
+
+To use it, add `hermes` to the plugin array in your zshrc file:
+
+```zsh
+plugins=(... hermes)
+```
+
+## Usage
+
+```zsh
+hermes <TAB>
+```
+
+## Common Workflows
+
+```zsh
+# First time setup/updating overall config
+hermes setup
+
+# Starting the tui chat
+hermes
+
+# Changing default model
+hermes model
+```