do not run slash commands without a slash

Author: charleslien

cli/src/commands/router.ts

@@ -122,16 +122,16 @@ export async function routeUserPrompt(params: {
     return
   }
 
-  const normalized = trimmed.startsWith('/') ? trimmed.slice(1) : trimmed
+  const normalized = trimmed.startsWith('/') ? trimmed.slice(1) : ''
   const cmd = normalized.split(/\s+/)[0].toLowerCase()
-  
+
   if (cmd === 'feedback') {
     // Return special flag to open feedback mode
     saveToHistory(trimmed)
     setInputValue({ text: '', cursorPosition: 0, lastEditDueToNav: false })
     return { openFeedbackMode: true }
   }
-  
+
   if (cmd === 'login' || cmd === 'signin') {
     setMessages((prev) => [
       ...prev,
@@ -220,6 +220,6 @@ export async function routeUserPrompt(params: {
   setTimeout(() => {
     scrollToLatest()
   }, 0)
-  
+
   return
 }