Merge branch 'master' into 2.0.X

# Conflicts:
#	package-lock.json
#	server/database.js
#	server/util-server.js

.dockerignore

@@ -18,6 +18,7 @@ README.md
 .vscode
 .eslint*
 .stylelint*
+/.devcontainer
 /.github
 yarn.lock
 app.json
@@ -35,6 +36,7 @@ tsconfig.json
 /extra/healthcheck
 extra/exe-builder
 
+
 ### .gitignore content (commented rules are duplicated)
 
 #node_modules