Revert "Fix build issues in CI (#248)"

This reverts commit 0bdc6d3.

backend/Dockerfile

@@ -16,18 +16,5 @@ COPY --from=builder /app ./
 RUN apk upgrade --update-cache --available && \
     apk add openssl && \
     rm -rf /var/cache/apk/*
-
-# Dependency for Puppeteer
-RUN apk add --no-cache \
-    chromium \
-    nss \
-    freetype \
-    harfbuzz \
-    ca-certificates \
-    ttf-freefont
-
-ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD true
-ENV PUPPETEER_EXECUTABLE_PATH /usr/bin/chromium-browser
-
 EXPOSE 3000
 CMD ["npm", "run", "start:prod"]

backend/src/files/files.service.ts

@@ -19,18 +19,13 @@ import { ExportFileRequestBody, ExportFileResponse } from "./types/export-file.t
 @Injectable()
 export class FilesService {
 	private s3Client: S3Client;
-	private readonly markdown: MarkdownIt;
+	private readonly markdown = new MarkdownIt();
 
 	constructor(
 		private configService: ConfigService,
 		private prismaService: PrismaService
 	) {
 		this.s3Client = new S3Client();
-		this.markdown = new MarkdownIt({
-			html: true,
-			breaks: true,
-			linkify: true,
-		});
 	}
 
 	async createUploadPresignedUrl(