Add input_check_search()

[cpsievert]

Hello world example:

shinyApp(
    page_fluid(input_check_search("foo", state.name)), 
    function(...) {}
)

TODO

• [ ] Move inst/component/check-search.js to TypeScript (i.e., srcts)
• [ ] Should input_check_search() work without Shiny?

[CLAassistant]

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