GetExpression gets an expression object from string, empty string always evaluatesto a `true` expression.

GetSettings loads main settings from a filename.

Default for startup commands that doesn't specify dependency.

Init happens before handshake.

Core happens with core is up and running (also networking).

ConfigSuffix config file ext.

EOL parser has reached end of expression.

Settings main agent settings.

Extension cmd config.

Logger settings.

Security certificate path.

StartupCmd startup command config.

Expression represents a loaded expression.