Restructure contacts search for plugins

core/shared/src/main/java/de/mm20/launcher2/plugin/PluginType.kt

@@ -5,4 +5,5 @@ enum class PluginType {
     Weather,
     LocationSearch,
     Calendar,
+    ContactSearch,
 }

core/shared/src/main/java/de/mm20/launcher2/plugin/contracts/ContactPluginContract.kt

@@ -1,6 +1,6 @@
 package de.mm20.launcher2.plugin.contracts
 
-import de.mm20.launcher2.search.contact.CustomContactChannel
+import de.mm20.launcher2.search.contact.CustomContactAction
 import de.mm20.launcher2.search.contact.EmailAddress
 import de.mm20.launcher2.search.contact.PhoneNumber
 import de.mm20.launcher2.search.contact.PostalAddress
@@ -21,7 +21,7 @@ abstract class ContactPluginContract {
         val PhoneNumbers = column<List<PhoneNumber>>("phone_numbers")
         val EmailAddresses = column<List<EmailAddress>>("email_addresses")
         val PostalAddresses = column<List<PostalAddress>>("postal_addresses")
-        val ContactChannels = column<List<CustomContactChannel>>("contact_channels")
+        val CustomActions = column<List<CustomContactAction>>("custom_actions")
 
         val PhotoUri = column<String>("photo_uri")
     }

core/shared/src/main/java/de/mm20/launcher2/search/contact/ContactInfo.kt

@@ -26,7 +26,7 @@ data class PostalAddress(
  * Custom contact channel, for example, WhatsApp message, Telegram video call, etc.
  */
 @Serializable
-data class CustomContactChannel(
+data class CustomContactAction(
     val label: String,
     /**
      * The data URI that is passed to the Intent.