This is working as expected. The config files support string interpolation to combine option values using $varname as the syntax. Two $ are used to disable interpolation, so $$ becomes $ in the config value. In your case, where you need $$ as the output, the input should include $$$$.
This is working as expected. The config files support string interpolation to combine option values using $varname as the syntax. Two $ are used to disable interpolation, so $$ becomes $ in the config value. In your case, where you need $$ as the output, the input should include $$$$.