Support for multiple games and keys per game, refactor, tweaks

* Update editorconfig for Dockerfile formatting
* Update Dockerfile to strip debug symbols
* Support pushing multiple highscores and use of Options to support traditional API mode
* Support sending and retrieving different highscore lists for a game based on a key
* Support retrieving partial highscore lists for client side pagination
* Use of vweb_global attribute for better performance (No mutex/shared variable) and immutability
* Support for a verification key that is used for checksumming score data with a private key to raise the difficulty for potential cheaters
* Add Logger for nicer console output and severity distinction
* Use of transactions in database for higher reliability
* Additional error checking for improved error recovery and reliability

.editorconfig

@@ -10,6 +10,10 @@ trim_trailing_whitespace = true
 indent_style = tab
 indent_size = 4
 
+[{Dockerfile,Dockerfile.*}]
+indent_style = space
+indent_size = 4
+
 [*.{yml,yaml,hcl,toml}]
 indent_style = space
 indent_size = 2