Removed duplicate type parameter, made image commands use a promisified version of the default toBuffer method

utils/imagedetect.js

@@ -19,9 +19,8 @@ const typeCheck = async (image, gifv = false) => {
       const path = `/tmp/${Math.random().toString(36).substring(2, 15)}.${imageType.ext}`;
       await writeFile(path, imageBuffer);
       return {
-        type: imageType.ext,
         data: imageBuffer,
-        outputType: imageType.ext === "mp4" ? "gif" : imageType.ext,
+        type: imageType.ext === "mp4" ? "gif" : imageType.ext,
         path: path
       };
     } else {

utils/screenshot/Dockerfile

@@ -4,7 +4,7 @@
 
 FROM alpine:edge
 
-RUN apk --no-cache upgrade && apk add --no-cache chromium && apk add --no-cache squid && apk add --no-cache sudo
+RUN apk --no-cache upgrade && apk add --no-cache chromium squid sudo
 
 ENV ALL_PROXY "http://localhost:3128"
 RUN echo -e "\nvisible_hostname esmBot\nforwarded_for delete\nvia off\nfollow_x_forwarded_for deny all \