Standard wildcard:
/start/*/end/ allows /start/abc/end/ but noch /start/abc/abc/end/
Special wildcard:
/start/**/end/ allows /start/abc/end/ and also /start/abc/abc/end/.
You may repeat the inner parts as often as you want. It is important that the route ends on "/end".
Allow multiple path parts in one wildcard:
Standard wildcard: /start/*/end/ allows /start/abc/end/ but noch /start/abc/abc/end/
Special wildcard: /start/**/end/ allows /start/abc/end/ and also /start/abc/abc/end/. You may repeat the inner parts as often as you want. It is important that the route ends on "/end".