fix(home): pin mirror div to document origin and guard button anchor

Author: waleedlatif1

apps/sim/app/workspace/[workspaceId]/home/components/user-input/components/plus-menu-dropdown.tsx

@@ -46,7 +46,8 @@ export const PlusMenuDropdown = React.memo(
         setAnchorPos(anchor)
       } else {
         const rect = buttonRef.current?.getBoundingClientRect()
-        if (rect) setAnchorPos({ left: rect.left, top: rect.bottom })
+        if (!rect) return
+        setAnchorPos({ left: rect.left, top: rect.top })
       }
       setOpen(true)
       setSearch('')

apps/sim/app/workspace/[workspaceId]/home/components/user-input/user-input.tsx

@@ -59,6 +59,8 @@ function getCaretAnchor(
 
   const mirror = document.createElement('div')
   mirror.style.position = 'absolute'
+  mirror.style.top = '0'
+  mirror.style.left = '0'
   mirror.style.visibility = 'hidden'
   mirror.style.whiteSpace = 'pre-wrap'
   mirror.style.overflowWrap = 'break-word'

apps/sim/lib/auth/hybrid.ts

@@ -25,7 +25,7 @@ const BEARER_PREFIX = 'Bearer '
 export function hasExternalApiCredentials(headers: Headers): boolean {
   if (headers.has(API_KEY_HEADER)) return true
   const auth = headers.get('authorization')
-  return auth?.startsWith(BEARER_PREFIX) ?? false
+  return auth?.startsWith(BEARER_PREFIX)
 }
 
 export interface AuthResult {