String Interpolation

String interpolation allow using variables when defining a string inline.

• Java has String Templates since Java 21
• Go suggests using fmt.Sprintf, declined proposal

TODO

• https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Template_literals
• https://www.typescriptlang.org/docs/handbook/2/template-literal-types.html TypeScript can even have literal on Type