237C          ; valid                  ;      ; NV8    # 3.2  RIGHT ANGLE WITH DOWNWARDS ZIGZAG ARROW
237D..239A    ; valid                  ;      ; NV8    # 3.0  SHOULDERED OPEN BOX..CLEAR SCREEN SYMBOL
239B..23CE    ; valid                  ;      ; NV8    # 3.2  LEFT PARENTHESIS UPPER HOOK..RETURN SYMBOL
23CF..23D0    ; valid                  ;      ; NV8    # 4.0  EJECT SYMBOL..VERTICAL LINE EXTENSION

Before Starlette `0.24.0`, a new instance of each middleware class would be created when a new middleware was added. That normally was not a problem, unless the middleware class expected to be created only once, with only one instance, that happened in some cases. This upgrade would solve those cases (thanks [@adriangb](https://github.com/adriangb)! Starlette PR [#2017](https://github.com/encode/starlette/pull/2017)). Now the middleware class instances are created once, right before the first request...

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