feat: ability to define zip compression level

backend/prisma/seed/config.seed.ts

@@ -18,7 +18,6 @@ const configVariables: ConfigVariables = {
     appUrl: {
       type: "string",
       defaultValue: "http://localhost:3000",
-
       secret: false,
     },
     showHomePage: {
@@ -36,15 +35,17 @@ const configVariables: ConfigVariables = {
     allowUnauthenticatedShares: {
       type: "boolean",
       defaultValue: "false",
-
       secret: false,
     },
     maxSize: {
       type: "number",
       defaultValue: "1000000000",
-
       secret: false,
     },
+    zipCompressionLevel: {
+      type: "number",
+      defaultValue: "9",
+    },
   },
   email: {
     enableShareEmailRecipients: {

backend/src/share/share.service.ts

@@ -104,7 +104,7 @@ export class ShareService {
 
     const files = await this.prisma.file.findMany({ where: { shareId } });
     const archive = archiver("zip", {
-      zlib: { level: 9 },
+      zlib: { level: this.config.get("share.zipCompressionLevel") },
     });
     const writeStream = fs.createWriteStream(`${path}/archive.zip`);