Remove obsolete sample asset

Clean up some obsolete images and fix broken command in Makefile

Update base image for portal client to work around alpine build issue

Add additional sample game art

Add new placeholder art work to fill out landing page

New background images

Merge branch 'trunk' of github.com-codeovertime:Code-Over-Time/varcade_games into trunk

fix: Broken stats builds due to missing gcc, fix broken audio logic after phaser update

Merge pull request #64 from Code-Over-Time/dependabot/npm_and_yarn/game_rps/game_engine/word-wrap-1.2.5

build(deps-dev): bump word-wrap in /game_rps/game_engine

Update flask and prometheus exporter - security patch

Merge pull request #63 from Code-Over-Time/dependabot/pip/matchmaker/requests-2.31.0

build(deps): bump requests from 2.24.0 to 2.31.0 in /matchmaker

Merge pull request #62 from Code-Over-Time/dependabot/npm_and_yarn/game_rps/server/word-wrap-1.2.5

build(deps-dev): bump word-wrap from 1.2.3 to 1.2.5 in /game_rps/server