Cleanup deprecated metadata after migration

- delete deprecated metadata
- save applied migration id per metadata holder

src/lib/graphql/mutations/CategoryMutation.ts

@@ -38,12 +38,6 @@ export const DELETE_CATEGORY_METADATA = gql`
             meta {
                 ...CATEGORY_META_FIELDS
             }
-            category {
-                id
-                meta {
-                    ...CATEGORY_META_FIELDS
-                }
-            }
         }
     }
 `;

src/lib/graphql/mutations/ChapterMutation.ts

@@ -19,12 +19,6 @@ export const DELETE_CHAPTER_METADATA = gql`
             meta {
                 ...CHAPTER_META_FIELDS
             }
-            chapter {
-                id
-                meta {
-                    ...CHAPTER_META_FIELDS
-                }
-            }
         }
     }
 `;

src/lib/graphql/mutations/MangaMutation.ts

@@ -17,12 +17,6 @@ export const DELETE_MANGA_METADATA = gql`
             meta {
                 ...MANGA_META_FIELDS
             }
-            manga {
-                id
-                meta {
-                    ...MANGA_META_FIELDS
-                }
-            }
         }
     }
 `;

src/lib/graphql/mutations/SourceMutation.ts

@@ -46,3 +46,15 @@ export const SET_SOURCE_METADATA = gql`
         }
     }
 `;
+
+export const DELETE_SOURCE_METADATA = gql`
+    ${SOURCE_META_FIELDS}
+
+    mutation DELETE_SOURCE_METADATA($input: DeleteSourceMetaInput!) {
+        deleteSourceMeta(input: $input) {
+            meta {
+                ...SOURCE_META_FIELDS
+            }
+        }
+    }
+`;