Fix focus behaviour when opening single-purpose features (#2349)

* Improve focus behaviour on search boxes and chats

* Implemented MR #2317

* Fix crash if canMessage is false

* Prepare for PR #2335

* disable autofocus on message field

src/app/features/message-search/SearchInput.tsx

@@ -29,6 +29,7 @@ export function SearchInput({ active, loading, searchInputRef, onSearch, onReset
         ref={searchInputRef}
         style={{ paddingRight: config.space.S300 }}
         name="searchInput"
+        autoFocus
         size="500"
         variant="Background"
         placeholder="Search for keyword"