Linux Docker Image URGENT

option1 i can award the project and you dont Accept until you sure you did it and its all working option2 i can award it and you can accept it and if you fail i will have to cancel it . we need this urgent i would like you to install this docker server your end on your server , i will give you 4email address with passwords for 4 different DOMAINS so not all same domain , you will have to create one office domain on postfixadmin page say [login to view URL] and add this 4email address on roundcube as identities , you can do that in roundcube settings and into identities , you should be able chose FROM in roundecube from 4 email address and able send to any gmail ,hotmail address without getting into a spam , and vise versa .. you shouldbe able receive emails from them also , so we are setting this server into our office with Dynamic IP so its is not STATIC and we want it to work that way . and we are providing 4 email account with 4 domains with username and passes STEP1 you will setup the docker mailserver on your local , DEBIAN kernel 4.x.x [login to view URL] try to set URLs like this [login to view URL] [login to view URL] [login to view URL] Etc Etc STEP2 You will create your office domain in their postfix admin say [login to view URL](or whatever works) STEP3 You will set the FETCHMAIL for our mails in the postfixadmin so mails should be coming in when received , set the time to download every 1min STEP3 In Roundcube you will add indentities with our emails 4 different email address with 4 different domains we have , STEP4 You will have to tweak postfix for SENDER DEPENDENT RELAY so when try to send emails FROM our email in roundcube it would not give error STEP5 You will have to tweak the server so when email sending to gmail or Hotmail it should not end up in SPAM the other end , maybe to add SPF record ? or any other solution ? STEP6 Test you can send email to Hotmail,gmail account without going into spam , STEP7 Send emails to our 4 email accounts to test if the mails coming into the mailbox without problem