Add working example

.gitignore

@@ -1 +1,2 @@
 node_modules/
+hello.txt

index.js

@@ -11,6 +11,6 @@ s3
   .pipe(unzipper.Parse())
   .on('entry', file => {
     s3.putObject({ Bucket: BUCKET, Key: file.path, Body: file }).promise()
-      .then(() => console.log("then"))
+      .then(() => console.log("success"))
       .catch(err => console.log(err))
   })

working.js

@@ -0,0 +1,22 @@
+const BUCKET = "atomakabucket"
+
+const fs = require("fs")
+const unzipper = require("unzipper")
+const aws = require("aws-sdk")
+aws.config.update({ region: "us-east-1" })
+const s3 = new aws.S3()
+
+s3
+  .getObject({ Bucket: BUCKET, Key: "hello.zip" })
+  .createReadStream()
+  .pipe(unzipper.Parse())
+  .on('entry', file => {
+    file.pipe(fs.createWriteStream(file.path))
+      .on('finish', () => {
+        s3.putObject(
+          { Bucket: BUCKET, Key: file.path, Body: fs.createReadStream(file.path) }
+        ).promise()
+          .then(() => console.log("success"))
+          .catch(err => console.log(err))
+      })
+  })