v0.2.4

Added

• Allow server configuration to be overriden inside a Sail container by @jessarcher in #30

Fixed

• Respect envDir when resolving assetUrl by @hailwood in #29
• [0.x] Ensure manifest always contains a file key for CSS sources by @timacdonald in #34
• [0.x] Fix issue with manifest not existing when the legacy asset bundle occurs by @jessarcher in #38