Search bar input for integrated search component

## Install

```shell
npm install @fluid-topics/ft-search-input
yarn add @fluid-topics/ft-search-input
```

## Usage

```typescript
import { html } from "lit"
import "@fluid-topics/ft-search-input"

function render() {
    return html`<ft-search-context>
                    <ft-search-input></ft-search-input>
                </ft-search-context>`
}
```