Move to Vapor

• Moved backend to Vapor
• Use Leaf for templating (Check updated README)
• Added pregenerate option (Can be used instead of link-shortenesr. Check updated README)
• Added option to use local markers (Markers directory. Check updated docker-compose.yml)
• Added option to add circles to staticmaps (circles. Check updated docker-compose.yml)
• Added POST support for templating
• Removed deprecated /static route
• Modified all routes to be event-driven and none blocking
• Improved performance
• Update to Swift 5.2

Template Cache Cleaning + Circles

• Automatically clear templates from cache on changes
• Add support for circles (check updated README)
• Misc fixes

Require content type image for markers

• Limit markers to content type image/* to avoid imagemagick errors

Skip Markers outside of StaticMap-bounds

• skip markers outside of view bounds

Fix HitRatio for Tiles

• Fix a problem where hit ratio for tiles was not correctly counted

Add Fallback marker options

• Markers can now have a fallback url specified using fallback_url per marker

Fix Templating Errors with new Leaf update

• Fixes a problem where templates no longer worked in the latest Leaf update

Support for External Tile Providers

• Adds an option to add external tile providers
• Can be used for Tiles and StaticMap/MultiStaticMap like all other styles
• Example (add to environment):
  • TILE_URL_MAPBOX_SATTELITE: https://api.mapbox.com/v4/mapbox.satellite/{z}/{x}/{y}{@scale}.{format}?access_token=xxx
  • TILE_URL_GOOGLE_SATTELITE: http://mt0.google.com/vt/lyrs=s,h&x={x}&y={y}&z={z}&scale={scale}
  • Style name is then available in kebab-case(in this case: mapbox-sattelite and google-sattelite)

Added POST support for templates

• Adds POST support to for templating routes (Uses post-body in JSON format for templating enviroment)

Improved Cache Cleaning

• Improved performance and reliability of cache cleaner
• Cleanup logging