Merge pull request #7469 from omacom/hermes-agent

Add Hermes as a desktop app and a coding agent

(cherry picked from commit b71dcad96e)
(cherry picked from commit b27908369ed5fa95ca24dca2c68b895032d879d2)

bin/omarchy-default-agent

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 # omarchy:summary=Set and launch the default coding agent
-# omarchy:args=[pi|omp|opencode|claude|codex|grok|gemini|copilot|crush]
+# omarchy:args=[pi|omp|opencode|claude|codex|grok|gemini|hermes|copilot|crush]
 # omarchy:examples=omarchy default agent | omarchy default agent codex | omarchy default agent claude
 
 installing=false
@@ -32,20 +32,36 @@ codex) agent="codex"; name="Codex" ;;
 crush) agent="crush"; name="Crush" ;;
 grok) agent="grok"; name="Grok"; agent_package="npm:@xai-official/grok" ;;
 gemini | gemini-cli) agent="gemini"; name="Gemini" ;;
+hermes) agent="hermes"; name="Hermes"; agent_installer="omarchy-install-hermes-cli" ;;
 copilot | github-copilot) agent="copilot"; name="GitHub Copilot" ;;
 *)
-  echo "Usage: omarchy-default-agent <pi|omp|opencode|claude|codex|grok|gemini|copilot|crush>"
+  echo "Usage: omarchy-default-agent <pi|omp|opencode|claude|codex|grok|gemini|hermes|copilot|crush>"
   exit 1
   ;;
 esac
 
 agent_package=${agent_package:-$agent}
 
-if [[ $installing == "false" ]] && ! mise where "$agent_package" &>/dev/null; then
+# Hermes reaches mise through its own installer rather than straight from
+# here: it needs its interpreter pinned, and a bare `mise use` has nowhere to
+# say so. See omarchy-install-hermes-cli.
+if [[ -n ${agent_installer:-} ]]; then
+  # Not omarchy-cmd-present: the stub is on PATH from first boot and says
+  # nothing about whether Hermes is installed behind it. Treating a cold stub
+  # as installed skips the floating terminal and runs the minute-long install
+  # inside the menu action instead.
+  agent_present() { "$agent_installer" --check; }
+  agent_install() { "$agent_installer" --now; }
+else
+  agent_present() { mise where "$agent_package" &>/dev/null; }
+  agent_install() { mise use -g "$agent_package"; }
+fi
+
+if [[ $installing == "false" ]] && ! agent_present; then
   exec omarchy-launch-floating-terminal-with-presentation omarchy-default-agent --install "$agent"
 fi
 
-if ! mise use -g "$agent_package"; then
+if ! agent_install; then
   if [[ $installing == "true" ]]; then
     echo "Could not install $name with mise" >&2
   else