more use of identifiable errors, improvements to inner error rendering, and more heuristics for is-retryable-error

packages/backend/src/server/api/endpoints/admin/relays/add.ts

@@ -68,11 +68,8 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private readonly moderationLogService: ModerationLogService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
-			try {
-				if (new URL(ps.inbox).protocol !== 'https:') throw new Error('https only');
-			} catch {
-				throw new ApiError(meta.errors.invalidUrl);
-			}
+			if (!URL.canParse(ps.inbox)) throw new ApiError(meta.errors.invalidUrl);
+			if (new URL(ps.inbox).protocol !== 'https:') throw new ApiError(meta.errors.invalidUrl);
 
 			await this.moderationLogService.log(me, 'addRelay', {
 				inbox: ps.inbox,

packages/backend/src/server/api/endpoints/gallery/posts/create.ts

@@ -72,7 +72,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			))).filter(x => x != null);
 
 			if (files.length === 0) {
-				throw new Error();
+				throw new Error('no files specified');
 			}
 
 			const post = await this.galleryPostsRepository.insertOne(new MiGalleryPost({

packages/backend/src/server/api/endpoints/gallery/posts/update.ts

@@ -73,7 +73,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				))).filter(x => x != null);
 
 				if (files.length === 0) {
-					throw new Error();
+					throw new Error('no files');
 				}
 			}
 

packages/backend/src/server/api/endpoints/i/2fa/remove-key.ts

@@ -70,7 +70,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				try {
 					await this.userAuthService.twoFactorAuthenticate(profile, token);
 				} catch (e) {
-					throw new Error('authentication failed');
+					throw new Error('authentication failed', { cause: e });
 				}
 			}