…ssTypes`

1. `Assertions.assertThat` is the standard, primary entry point for AssertJ assertions.
   It works for all types and automatically picks specialized assertion classes when available.
2. `AssertionsForClassTypes.assertThat` is a legacy / niche entry point intended for cases where type inference conflicts with AssertJ’s overloaded `assertThat` methods.

…one construct "try/fail/catch(expected)".

`assertThat($$.size()).isEqualTo(2)` -> `assertThat($$).hasSize(2)`

`assertThat(X.get()).isEqualTo(2)` -> `assertThat(X).hasValue(2)`