refactor: use ajv instead of cafy (#8324)

* wip

* wip

* Update abuse-user-reports.ts

* Update files.ts

* Update list-remote.ts

* Update list.ts

* Update show-users.ts

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* Update update.ts

* Update search.ts

* Update reactions.ts

* Update search.ts

* wip

* wip

* wip

* wip

* Update update.ts

* Update relation.ts

* Update available.ts

* wip

* wip

* wip

* Update packages/backend/src/server/api/define.ts

Co-authored-by: Johann150 <johann.galle@protonmail.com>

* Update define.ts

* Update define.ts

* typo

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* Update update.ts

* wip

* Update signup.ts

* Update call.ts

* minimum for limit

* type

* remove needless annotation

* wip

* Update signup.ts

* wip

* wip

* fix

* Update create.ts

Co-authored-by: Johann150 <johann.galle@protonmail.com>

packages/backend/src/server/api/endpoints/i/apps.ts

@@ -1,4 +1,3 @@
-import $ from 'cafy';
 import define from '../../define';
 import { AccessTokens } from '@/models/index';
 
@@ -6,21 +5,18 @@ export const meta = {
 	requireCredential: true,
 
 	secure: true,
+} as const;
 
-	params: {
-		sort: {
-			validator: $.optional.str.or([
-				'+createdAt',
-				'-createdAt',
-				'+lastUsedAt',
-				'-lastUsedAt',
-			]),
-		},
+const paramDef = {
+	type: 'object',
+	properties: {
+		sort: { type: 'string', enum: ['+createdAt', '-createdAt', '+lastUsedAt', '-lastUsedAt'] },
 	},
+	required: [],
 } as const;
 
 // eslint-disable-next-line import/no-default-export
-export default define(meta, async (ps, user) => {
+export default define(meta, paramDef, async (ps, user) => {
 	const query = AccessTokens.createQueryBuilder('token')
 		.where('token.userId = :userId', { userId: user.id });