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+| symbol | meaning |
+| - | - |
+| ☢️ | if not respected => 0/20 |
+| 🏅 | bring a significant number of points |
+
+| | criterium | |
+| - | - | - |
+| 🏅 | use ```Codable``` | |
+| 🏅 | use ```CodingKeys``` | |
+| 🏅 | manage files and directories with the help of ```FileManager``` | |
+| 🏅 | encode and decode types to json files | |
+| 🏅 | persist polymorphic types | |
+| 🏅 | use asynchronisme with ```async```/```await``` | |
+| 🏅 | use ```@MainActor``` | |
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