Rework the search UI and add (#174)

* Add search tab and move icon to footer

* Remove subtitles from view header

* Remove unused code

* Clean up UI of search screen

* Search: give better user feedback to UI state and add a cancel button

* Add WhoToFollow section to search

* Add a temporary SuggestedPosts solution using the patented 'bsky team algo'

* Trigger reload of suggested content in search on open

* Wait five min between reloading discovery content

* Reduce weight of solid search icon in footer

* Fix lint

* Fix tests

__tests__/view/shell/mobile/Menu.test.tsx

@@ -41,8 +41,7 @@ describe('Menu', () => {
     fireEvent.press(searchBtn)
 
     expect(onCloseMock).toHaveBeenCalled()
-    expect(mockedNavigationStore.switchTo).toHaveBeenCalledWith(0, true)
-    expect(mockedNavigationStore.navigate).toHaveBeenCalledWith('/search')
+    expect(mockedNavigationStore.switchTo).toHaveBeenCalledWith(1, true)
   })
 
   it("presses notifications menu item' button", () => {
@@ -52,6 +51,6 @@ describe('Menu', () => {
     fireEvent.press(menuItemButton)
 
     expect(onCloseMock).toHaveBeenCalled()
-    expect(mockedNavigationStore.switchTo).toHaveBeenCalledWith(1, true)
+    expect(mockedNavigationStore.switchTo).toHaveBeenCalledWith(2, true)
   })
 })