Implement extension filtering

[iocanel]

The pull request allows PE to define filtering rules for extension. Also, it removes hard coded default extensions.

[cmoulliard]

There are typescript errors to be fixed

src/scaffolder/QuarkusExtensionList.tsx:153:9 - error TS2322: Type 'string[]' is not assignable to type '{ id: string; name: string; }[]'.
    Type 'string' is not assignable to type '{ id: string; name: string; }'.

  153         defaultValue: quarkusExtensions && quarkusExtensions.length > 0 ? [quarkusExtensions[0].name] : [],
              ~~~~~~~~~~~~

    ../../node_modules/@material-ui/lab/useAutocomplete/useAutocomplete.d.ts:233:3
      233   defaultValue?: Value<T, Multiple, DisableClearable, FreeSolo>;
            ~~~~~~~~~~~~
      The expected type comes from property 'defaultValue' which is declared here on type 'UseAutocompleteProps<{ id: string; name: string; }, true, undefined, undefined>'

  src/scaffolder/QuarkusExtensionList.tsx:153:23 - error TS2448: Block-scoped variable 'quarkusExtensions' used before its declaration.

  153         defaultValue: quarkusExtensions && quarkusExtensions.length > 0 ? [quarkusExtensions[0].name] : [],
                            ~~~~~~~~~~~~~~~~~

    src/scaffolder/QuarkusExtensionList.tsx:174:9
      174   const quarkusExtensions: QuarkusExtensionType[] = [];
                  ~~~~~~~~~~~~~~~~~
      'quarkusExtensions' is declared here.

  src/scaffolder/QuarkusExtensionList.tsx:153:23 - error TS2454: Variable 'quarkusExtensions' is used before being assigned.

  153         defaultValue: quarkusExtensions && quarkusExtensions.length > 0 ? [quarkusExtensions[0].name] : [],
                            ~~~~~~~~~~~~~~~~~

  src/scaffolder/QuarkusExtensionList.tsx:153:44 - error TS2448: Block-scoped variable 'quarkusExtensions' used before its declaration.

  153         defaultValue: quarkusExtensions && quarkusExtensions.length > 0 ? [quarkusExtensions[0].name] : [],
                                                 ~~~~~~~~~~~~~~~~~

    src/scaffolder/QuarkusExtensionList.tsx:174:9
      174   const quarkusExtensions: QuarkusExtensionType[] = [];
                  ~~~~~~~~~~~~~~~~~
      'quarkusExtensions' is declared here.

  src/scaffolder/QuarkusExtensionList.tsx:153:76 - error TS2448: Block-scoped variable 'quarkusExtensions' used before its declaration.

  153         defaultValue: quarkusExtensions && quarkusExtensions.length > 0 ? [quarkusExtensions[0].name] : [],
                                                                                 ~~~~~~~~~~~~~~~~~

    src/scaffolder/QuarkusExtensionList.tsx:174:9
      174   const quarkusExtensions: QuarkusExtensionType[] = [];
                  ~~~~~~~~~~~~~~~~~
      'quarkusExtensions' is declared here.

  src/scaffolder/QuarkusExtensionList.tsx:155:18 - error TS2448: Block-scoped variable 'quarkusExtensions' used before its declaration.

  155         options: quarkusExtensions,
                       ~~~~~~~~~~~~~~~~~

    src/scaffolder/QuarkusExtensionList.tsx:174:9
      174   const quarkusExtensions: QuarkusExtensionType[] = [];
                  ~~~~~~~~~~~~~~~~~
      'quarkusExtensions' is declared here.

  src/scaffolder/QuarkusExtensionList.tsx:155:18 - error TS2454: Variable 'quarkusExtensions' is used before being assigned.

  155         options: quarkusExtensions,
                       ~~~~~~~~~~~~~~~~~

  src/scaffolder/QuarkusExtensionList.tsx:168:26 - error TS18048: 'uiSchema' is possibly 'undefined'.

  168   const codeQuarkusUrl = uiSchema['ui:options']?.codeQuarkusUrl ?? 'https://stage.code.quarkus.io';
                               ~~~~~~~~

  src/scaffolder/QuarkusExtensionList.tsx:170:18 - error TS18048: 'uiSchema' is possibly 'undefined'.

  170   const filter = uiSchema['ui:options']?.filter ?? {};
                       ~~~~~~~~

  src/scaffolder/QuarkusExtensionList.tsx:171:38 - error TS[233](https://github.com/q-shift/backstage-plugins/actions/runs/7660921492/job/20879266233?pr=19#step:3:240)9: Property 'extensions' does not exist on type 'string | number | boolean | object'.
    Property 'extensions' does not exist on type 'string'.

  171   const filteredExtensions = filter?.extensions ?? [];
                                           ~~~~~~~~~~

  src/scaffolder/QuarkusExtensionList.tsx:172:38 - error TS2339: Property 'categories' does not exist on type 'string | number | boolean | object'.
    Property 'categories' does not exist on type 'string'.

  172   const filteredCategories = filter?.categories ?? [];
                                           ~~~~~~~~~~

  src/scaffolder/QuarkusExtensionList.tsx:173:36 - error TS2339: Property 'keywords' does not exist on type 'string | number | boolean | object'.
    Property 'keywords' does not exist on type 'string'.

  173   const filteredKeywords = filter?.keywords ?? [];
                                         ~~~~~~~~

  src/scaffolder/QuarkusExtensionList.tsx:177:118 - error TS7006: Parameter 'regex' implicitly has an 'any' type.

  177           const matchingCateogory = !filteredCategories || filteredCategories.length == 0 || filteredCategories.some(regex => !e.category || e.category.match(regex));
                                                                                                                           ~~~~~

  src/scaffolder/QuarkusExtensionList.tsx:178:113 - error TS7006: Parameter 'regex' implicitly has an 'any' type.

  178           const matchingName = !filteredExtensions || filteredExtensions.length == 0 || filteredExtensions.some(regex => e.id.match(regex));
                                                                                                                      ~~~~~

  src/scaffolder/QuarkusExtensionList.tsx:179:111 - error TS7006: Parameter 'regex' implicitly has an 'any' type.

  179           const matchingKeywords = !filteredKeywords || filteredKeywords.length == 0 || filteredKeywords.some(regex => !e.keywords || e.keywords.some(keyword => keyword.match(regex)));