Flexform with FAL field

flexform.xml

			<image type="array">
				<TCEforms type="array">
					<label>Bild (Pflichtfeld)</label>
					<config>
						<type>inline</type>
						<minitems>1</minitems>
						<maxitems>1</maxitems>

						<appearance type="array">
							<createNewRelationLinkTitle>LLL:EXT:cms/locallang_ttc.xlf:images.addFileReference</createNewRelationLinkTitle>
							<enabledControls type="array">
								<delete>1</delete>
								<dragdrop>1</dragdrop>
								<hide>1</hide>
								<info>1</info>
								<localize>1</localize>
								<new/>
								<sort/>
							</enabledControls>
							<headerThumbnail type="array">
								<field>uid_local</field>
								<height>64c</height>
								<width>64</width>
							</headerThumbnail>
							<showAllLocalizationLink/>
							<showPossibleLocalizationRecords/>
							<showRemovedLocalizationRecords/>
							<showSynchronizationLink/>
							<useSortable>1</useSortable>
						</appearance>

						<behaviour type="array">
							<localizationMode>select</localizationMode>
							<localizeChildrenAtParentLocalization>1</localizeChildrenAtParentLocalization>
						</behaviour>

						<filter type="array">
							<items type="array">
								<numIndex index="0" type="array">
									<userFunc>TYPO3\CMS\Core\Resource\Filter\FileExtensionFilter->filterInlineChildren</userFunc>
									<parameters>
										<allowedFileExtensions>gif,jpg,jpeg,tif,tiff,bmp,pcx,tga,png,pdf,ai</allowedFileExtensions>
										<disallowedFileExtensions/>
									</parameters>
								</numIndex>
							</items>
						</filter>

						<foreign_field>uid_foreign</foreign_field>
						<foreign_label>uid_local</foreign_label>
						<foreign_match_fields type="array">
							<fieldname>image</fieldname>
							<tablenames>tt_content</tablenames>
						</foreign_match_fields>
						<foreign_selector>uid_local</foreign_selector>
						<foreign_selector_fieldTcaOverride type="array">
							<config>
								<appearance>
									<elementBrowserAllowed>jpg,png</elementBrowserAllowed>
									<elementBrowserType>file</elementBrowserType>
								</appearance>
							</config>
						</foreign_selector_fieldTcaOverride>
						<foreign_sortby>sorting_foreign</foreign_sortby>
						<foreign_table>sys_file_reference</foreign_table>
						<foreign_table_field>tablenames</foreign_table_field>
					</config>
				</TCEforms>
			</image>