exemple de rendu : https://viewer.diagrams.net/?tags=%7B%7D&highlight=0000ff&edit=_blank&layers=1&nav=1&title=toto#R7Z1dc%2BI4FoZ%2FDbVXvYVlIOQSGJKZqqRDhWb3csptK6BuYzGynI%2F59StZMlj%2BYGwHmkOtqkgcy7YwOo%2FP0ZH0kp47277fM2%2B3eaQBDnuoH7z33N96CDm3A0dsZMmHKhkOb1TBmpFAn3QoWJK%2FsS7s69KEBDg2TuSUhpzszEKfRhH2uSrT13qM0bfYKHqhofmuO2%2BNSwVL3wvLpf8lAd%2Bo0jG6OZT%2Fjsl6o9%2FZcUa36sjWy07Wbx1vvIC%2B5Yrcec%2BdMUq5%2Bmv7PsOhbLysXdR1dzVH9zfGcMSbXPC7M%2F12%2FyAKHp7Upa9emOCaYzH%2FyFogfiPb0IvE3vSFRnypj%2FTFvr8hYfDgfdBE3kHMPf9ntjfdUEb%2BFud7oTjkiIKevD%2F9Eqcyro3t9o2zl7IWXT%2FDsThnkX1Ep1D06L0bJz54MdcF%2BTfLv3waht4uJt%2F3n2HrsTWJppRzutVFO8r4jEYxZx6J%2BDPlHic0yt5K7nqH6wNGd99EHZjn7yV3gmy0O29LQvkEbGlE453n4%2FQeiwbUNn3FjOP3XJE26D2mW8zZhzhFH3Wdfw%2FVNfrxcjLa3g6wOjca1k0O1CHSz4h%2BPtb7ug8IiT80RenuKsbs6fsP%2BZShfuh9x6GG5975KkoWk2fx%2B4v4uZ9P9F%2FT1TfzoVVXqCITzD%2F%2FVPWgAr45EkWjSLKEXehPPKMhZaI8ogpNEoaFIi8ka2m1EL%2FIy2SrEvFgT3TxlgRBiAusUHHWS5g%2BphtxHEcpDoKCtJmGU%2FESp836otmH4pZmYt857ItXPXomVaI6LHB9wxLZElQh9X%2FiQCNfC5Dckmj9kH6%2B35x%2BJVPlx%2F6f6dIwoVEzlrLzWrAkdnM41TgswUOdvyocsu7qKtzVlxvDWe2dUA4wNByUAbsZn9RZPc9F2fP8W8ldPfdmbm9yGyehaLTG7kuyqLyXrNj6rxP7r6IX%2BIz7qqTrNO7rGHDL1UIUru5KwC28OJYd0BQ11Aa1tErLGhTWmnqyc4XKXBdK%2Fa4JnKVwiQOR7uhd0egbuqaRF84PpVMcBROZSIkT%2FFDwSnwZAPk2C5R%2Bwl7T9lfhJomCvTXyJhXV6Ag6Trk8RNRx0Yg8jU%2BLIgORvD95LU2Yj0uHUzzqYpS6prq%2FKR65LCBWMCAb6CgBOZMP%2BxUdbV3GcCji8quZVrbAoLJ79Dw%2F0kEyD9ou0nV0kdDY6CMNsoGQvGe5HZU5c4btXcuRmDVzHBmVZjMdqf4Q%2Fp2TF4KZ%2FISM%2BjiOZQxga09smvWSBJDpU5fWbWPX6WNXwR18qqdUxdjZe0ozB9VTF6jeuU9i%2Bey2hw5Z6CBBV9VluhB0bj10KmyLlu0AnGuBgwRcNopwaeCW88c0tj5kwB3ywaXTazNweqBN1Wlpg0Ob0x%2BAwQ3V4Ya642ajKSzc3IZ5wjkH67NR0GxrByGMLNAYhCiOGpdHIcz2gzwOIRK6%2BnGIwkE7DnEd4xDDm0Fhbnk0qEgTx6iM2mmna1bpSMRqrkPVRHiGj7h6GGLZKIhJINMnb2XHIc4SxIru4FPjEFWAnT0lXKHmzDWatjkwhyxzoJirGoY4H3PV0RMdi57IRs%2Fri54CqybR03XPHz2R4clIUDmW2jRyoixy2vTvPF4MnS5yVsH1CyJnM94aRs2MN2R5A8VbVdQ8H2%2FVUdM9FjVdGzWvLmqifpOYef4Fgqt0QmjvwxYkpLw0GdQ0YrpZxLSzQefxYO7pIuZFVgeuUBPaGsbLjDZkaQNF26XXB6YThLXxsnjQxsuriJeu02SI1s1WkBmzAbcnjZjTp69ywOxpka2pn9IoaRwlU%2FxSv6XqsY7r1I6r9PR%2FJkxWAnX2MLm4k4Q9TjLC5NTbCw0JbU9ZWpWFDA5kFdHxMpA9952%2Bidk8eiVMaou38pOKBlbjGPRLO%2BR0xRY6ONBVLAe7HHToKHQ%2FEkYC8leCO1BnB85AUVe1LOxy2LkGds84VktUZM9tk2xFo%2BK4A3I294SFXMXSsMshNzCQe%2FQib525uaA3Q73pnedz8kq41uJ24G9g%2BQPF3xBKDiHhGB6NtDH1SZe%2B3dAiBwq5bAUHCORGBnJ3JBbGzPxbB9ZGljVIrKE%2BpETixmBtRrc70WTkM7jdWNxA4eZCSiDGBm5PCSehTB7kl591QG1sUQOF2ghS4nBbjVqUbJVrY3KApEu6cGupA0XdGFC6IN%2FX6LtFXuR3GIZT928hgwKZ6wBKEBxzyuFetJxaJRnIb4baMfoD8w7I2fkGWMi5gPIEx5xwWMQf%2FkYYfE0kcXIQxAu7eDk72QALuRGgXMExJxvm7zuGY7Uc%2FE7kqdsOuNmJBli43QLKFxxzomESrUOPyITB2%2B06oGbnFEChNnAgJQnmnMJisegAmJ1BgAXYAEyCMHlwzQTh4T9I%2BbGQ%2FJWowY%2FWnTVVqSUOEHEjMPmBgMPMD6SMTyEnPytJv7S49VCbqtUiBwi5Wyj5wbK47vLe%2BbKcSE3MkvAEs5asLe1qS2CoDRGU3GBZXG25R%2B2RxNLLYTn0RnHyytpG1aVdbgkNu6aCmF%2BBnVuNnWrShHTBzY6AwMLt5pdmDdU6v%2FpvkyketDq%2Fq9D5jUaAdH6ysgqdH2rmudBe52cD5Xk81%2Bm%2BQOZSOr9S78yQ%2BrUDLa3NcgaHM0BSP9RU6tcOOV2xhQ4OdICkfqix1K89ddbVgaIOktQPNZL6tUfO5p%2BwkAMk9UPtpX7t%2BbPT8rD4AyT1QwWpX0F31Z41O0MPizVAGj9U0PiVdVftcbMyP1C4QZL5oYLMz9RdtUfNSvxgoQZI4ofqJH6m7qoDdFbsBws6QGI%2FVBD7iabkTNI2HYRyhj5djLRWMpkO5FnBHyzyAAn%2BULXgL2Uu%2B6cv7Ymz6j9YxEFS%2F6GC%2Bq9aitUeOTsFAQs5QOo%2FVFD%2FlaVY7XGzcw%2BwcAOk%2FEMF5d9BijXZ7TqgZuccYKEGSPWHCqo%2FKcVqD5idVAAFGCCt3%2BQBNZBitSROVWqJA0QcJPEfMjtrj4oyvqHBPkvIf09Ie%2Fhs1w0WfJB0gMitgy8dDgn%2BhSPt9ya8%2FQISVb%2BFDxB8cBSBxeWZe7EMZ%2BS7lAS2g21pV2UCYw2QJLC4KlOx9kcgxc4vpAtrNqjCYg2ODrC4FPOgdObeWnbkWkoclnYVJjTYLq4CdL4%2BzxUdM8fJtjWyQFWQ4wUHa5zp%2F0Tjb%2BiaRl44P5ROcRRMGEvN7YdeHBNfFG74NhMB%2Bgl7Te2gpHRJFOytkjetqEarA8cpnwe14LhoTJ5q7xZFFiJ5f%2FLadC1z6XCKScm0Wn%2BnrqlsMf38ZXo%2FdUKhBWUrHYUhZ%2Fxhhe2zMvVfPl%2BxcW8tgPgH66Nsa63f0PqoxvroCq3vZltr%2FYbWd2us716b9aWIPdv%2B%2F1lfdhLaWl%2B2VJX1iy14JdZH2dZav6H1Kz1%2FsQWhWF%2FsMkp57tg983abRxrIZGP%2BPw%3D%3D