Merge pull request #25 from dabigjoe6/timezone

Add time and timezone parameters to register and google auth endpoints

Ensure default frequency is set for users

Merge pull request #23 from dabigjoe6/unit-test

Add unit test action

Merge pull request #19 from dabigjoe6/limit-latest

Send at most 5 latest articles

Merge pull request #18 from dabigjoe6/fix-indexing

Enable auto index

Merge pull request #17 from dabigjoe6/fix-duplicate

Fix latest duplicate articles

Merge pull request #16 from dabigjoe6/fix-send-feed

Send maximum of 5000 characters in messages to lambda functions

Merge pull request #15 from dabigjoe6/fix-sync

Send resource urls, rather than entire resource payload when syncing

Merge pull request #14 from dabigjoe6/welcome-mail

Welcome mail

Merge pull request #13 from dabigjoe6/resource-update

Resource update