services:
    post.search_filter:
        parent:    'api_platform.doctrine.orm.search_filter'
        arguments: [ { id: 'exact' , postType: 'exact' } ]
        tags:      [ { name: 'api_platform.filter', id: 'post.search' } ]

    postmeta.search_filter:
        parent:    'api_platform.doctrine.orm.search_filter'
        arguments: [ { metaId: 'exact', postId: 'exact', metaKey: 'exact', metaValue: 'exact' } ]
        tags:      [ { name: 'api_platform.filter', id: 'postmeta.search' } ]

    term.search_filter:
        parent:    'api_platform.doctrine.orm.search_filter'
        arguments: [ { termId: 'exact', name: 'exact' } ]
        tags:      [ { name: 'api_platform.filter', id: 'term.search' } ]

    option.search_filter:
        parent:    'api_platform.doctrine.orm.search_filter'
        arguments: [ { optionId: 'exact', optionName: 'exact', optionValue: 'partial'} ]
        tags:      [ { name: 'api_platform.filter', id: 'option.search' } ]
    
    link.search_filter:
        parent:    'api_platform.doctrine.orm.search_filter'
        arguments: [ { linkId: 'exact', linkUrl: 'exact', linkName: 'partial'} ]
        tags:      [ { name: 'api_platform.filter', id: 'link.search' } ]

services:
    post.search_filter:
        parent:    'api_platform.doctrine.orm.search_filter'
        arguments: [ { id: 'exact' , postType: 'exact' } ]
        tags:      [ { name: 'api_platform.filter', id: 'post.search' } ]

    postmeta.search_filter:
        parent:    'api_platform.doctrine.orm.search_filter'
        arguments: [ { metaId: 'exact', postId: 'exact', metaKey: 'exact', metaValue: 'exact' } ]
        tags:      [ { name: 'api_platform.filter', id: 'postmeta.search' } ]

    term.search_filter:
        parent:    'api_platform.doctrine.orm.search_filter'
        arguments: [ { termId: 'exact', name: 'exact' } ]
        tags:      [ { name: 'api_platform.filter', id: 'term.search' } ]

    option.search_filter:
        parent:    'api_platform.doctrine.orm.search_filter'
        arguments: [ { optionId: 'exact', optionName: 'exact', optionValue: 'partial'} ]
        tags:      [ { name: 'api_platform.filter', id: 'option.search' } ]
    
    link.search_filter:
        parent:    'api_platform.doctrine.orm.search_filter'
        arguments: [ { linkId: 'exact', linkUrl: 'exact', linkName: 'exact'} ]
        tags:      [ { name: 'api_platform.filter', id: 'link.search' } ]

Change type serach on linkName
:wrench: Change type serach on linkName
