message: focus search input field on mount
diff: * limitations under the License.
  */
  -import React, { useEffect, KeyboardEvent, useState } from 'react';
  +import React, { useEffect, KeyboardEvent, useState, useRef } from 'react';
  import { configApiRef, useApi } from '@backstage/core-plugin-api';
  import { useDebounce } from 'react-use';
  import { InputBase, InputAdornment, IconButton } from '@material-ui/core';
  @@ -40,6 +40,11 @@ export const SearchBarBase = ({
  placeholder: overridePlaceholder,
  }: PresenterProps) => {
  const configApi = useApi(configApiRef);
  + const inputRef = useRef<HTMLInputElement>();
  +
  + useEffect(() => {
  + inputRef?.current?.focus();
  + }, []);
  const onKeyDown = React.useCallback(
  (e: KeyboardEvent<HTMLInputElement>) => {
  @@ -60,6 +65,7 @@ export const SearchBarBase = ({
  return (
  <InputBase
  + inputRef={inputRef}
  data-testid="search-bar-next"
  fullWidth
  placeholder={placeholder}
  