diff --git a/README.md b/README.md
index 58550a2..cdd9e99 100644
--- a/README.md
+++ b/README.md
@@ -5,4 +5,4 @@ a program for event staff that allows you to scan tickets, check their validity
## How it works
![Main flow, sequence diagram](./how-it-works.svg)
-see source [here](https://sequencediagram.org/index.html#initialData=C4S2BsFMAIEUCVoGUDGBDAdhyAnaAzAV3HAPAHsB3AKGrRWHLyWDX32gAVcBncjNLQAOaHKBQgRGYAHMc5QkOgBiFABYARmvwBGOIlSZseeJHrBoAQSFDwIdKH7URY+5MwWAqgEloIabj49JDOouLu0tAAsuQaABrIjDghLuFSFgjQAMLkACYwPOhYuNB2GjiiAJ6hrhLpcgpKlpy+4GiVuDVpHtDeGPnSYJXQPLgAbvYpYW7p0ABCAGILI+OT1JD9XTM98HFzyAAiANJ+GDysGChTtRGy8ooqdjIAFsAa4IQwu-tIx1t1Oz20EgYw2Fg0hB4-1u0AAUkgAPIAOWgwEgAFtbGg0dDZqgcJILNwcOiQDweCAnKltpF8YTss9ICgANb6bJ5a7dWkoAlCLyjaAAFXszMgwGouWxaA0aAFAFE2ud7MgzDgUM91psNrlaLQWGwOMS+AIALQAPh8pzROCCVwAXNByEINtBLf5UYyCCAcOdUSB0SE3QEbcFzfr2FxePw0A7ZayMWgQOBqOHDVHTRbfP5rbbIA7-EJCBYE0nqEGc6GzTF4okmHmRkkYCXk9WEiw6+a+gNQMBhqMcBN7dBTABHT6+hGCzjULtgoYrAeTc2t2vJB0AJgADJvoAijmWs8Hc2HWBGjdHYzxWZPp6nIz7o+by4FgvmMIWLDeD1aX1dl7E20bB0b3ZfJqBXdtknNb5DhOfxzkwIc0CLZ4mBAAAvbFKQwU5YOoGDfjgs4Lj-KsANXetkmAQgcBwwjTgQy4QggxtoKBEEwWgCEeAdJBtWBUFIgOSwADVvCRLJvAAfQQKSsgRA45SkkTLAAGW8YTBQReApM4OV4CibwkCQbxkSQfD2ME8FITDHl6WJUlyWwy9WWdEkyQpfgeGgFM7L5e9HM8jBzXhZFUQxLE0QdNzAuw7zRAqYZqFClE0UxNo0TY-YOMibjotwWKvOgBL2lwlKCCYdFsQs7KrK4myyJrSD6wwchQHwYZpQUCw0DGRM2neGAYo8uKuL7QgNEKXlHBwnLxRYjszUWZZ+0HesNgJdVoElVhHQ4Xr+rQcANCbKyoWWhc1v-JqgOgKiaNmjBNsZXJtqlb9s1-SATwNe9jRjEZUMoATOLsX1MFeuMQciRhoHVchyAFfgQjvc8M2fEMh1GKAGGh8UMePRrALrB1zjrFYcbRV65o+o9K1R9MAcyQojBKT7MZR080wfdHDwrLGijZFAOVp-nvqJijScbEZBeSHhiHm8jmqyvH6p4lV+lV4SxIk6TZPkxTlLUjTLC0nSsgACTlLJ9xgua1ds6aGSZVlMhyfIHRHPBhfyN7WF8p2skZFk2Xd8XyrSyLKMgeXwAsZLEVSiKMvFu26ryu6Y4VsrE4qklsR8tPOO467ibXaBWvazqNG66AJnAHbsMz2PxVFr6frPRnSaBoWORlzBm4V2gjosdABTl7OyQII7RjbjmO+5-67R4HvcHkPBKH8XIqGgTfgGeYrZpwdfoADck0BkEJIHAAUx5gCe478bz5ZQK5yTnwmGZ5mMV53l+3+foLTe-QqApi5n9R8mYfwcwdCgOwIdYb7xgBCYAjAcIACJPACnEKKYA6CP6VgWuXSEJQcFimhuBJWrEzRF1ypCXi-F7ba3EpJGS5sFJKRUupTS2kpKeCQEpQU3gbZykFLqWh1keCO3pFgmAwoWRigdGQiwO1BB0n8rIoUIoxQhVzpHFODoH7xwjsnbEqdLLF3oYPR+7pyr4EqgXGqqsS4S2ag6SuIAOrFRrkWOuSZG78GsfjPm7czRfyXsVBgIA+pojZCzYoeB7F4HiRXSAAAPCwyjNQ6loEAA)
+see source [here](https://sequencediagram.org/index.html#initialData=C4S2BsFMAIEUCVoGUDGBDAdhyAnaAzAV3HAPAHsB3AKGrRWHLyWDX32gAVcBncjNLQAOaHKBQgRGYAHMc5QkOgBiFABYARmvwBGOIlSZseeJHrBoAQSFDwIdKH7URY+5MwWAqgEloIabj49JDOouLu0tAAsuQaABrIjDghLuFSFgjQAMLkACYwPOhYuNB2GjiiAJ6hrhLpcgpKlpy+4GiVuDVpHtDeGPnSYJXQPLgAbvYpYW7p0ABCAGILI+OT1JD9XTM98HFzyAAiANJ+GDysGChTtRGy8ooqdjIAFsAa4IQwu-tIx1t1Oz20EgYw2Fg0hB4-1u0AAUkgAPIAOWgwEgAFtbGg0dDZqgcJILNwcOiQDweCAnKltpF8YTss9ICgANb6bJ5a7dWkoAlCLyjaAAFXszMgwGouWxaA0aAFAFE2ud7MgzDgUM91psNrlaLQWGwOMS+AIALQAPh8pzROCCVwAXNByEINtBLf5UYyCCAcOdUSB0SE3QEbcFzfr2FxePw0A7ZayMWgQOBqOHDVHTRbfP5rbbIA7-EJCBYE0nqEGc6GzTF4okmHmRkkYCXk9WEiw6+a+gNQMBhqMcBN7dBTABHT6+hGCzjULtgoYrAeTc2t2vJB0AJgADJvoAijmWs8Hc2HWBGjdHYzxWZPp6nIz7o+by4FgvmMIWLDeD1aX1dl7E20bB0b3ZfJqBXdtknNb5DhOfxzkwIc0CLZ4mBAAAvbFKQwU5YOoGDfjgs4Lj-KsANXetkmAQgcBwwjTgQy4QggxtoKBEEwWgCEeAdJBtWBUFIgOSwADVvCRLJvAAfQQKSsgRA45SkkTLAAGW8YTBQReApM4OV4CibwkCQbxkSQfD2ME8FITDHl6WJUlyWwy9WWdEkyQpfgeGgFM7L5e9HM8jBzXhZFUQxLE0QdNzAuw7zRAqYZqFClE0UxNo0TY-YOMibjotwWKvOgBL2lwlKCCYdFsQs7KrK4myyJrSD6wwchQHwYZpQUCw0DGRM2neGAYo8uKuL7QgNEKXlHBwnLxRYjszUWZZ+0HesNgJdVoElVhHQ4Xr+rQcANCbKyoWWhc1v-JqgOgKiaNmjBNsZXJtqlb9s1-SATwNe9jRjEZUMoATOLsX1MFeuMQciRhoHVchyAFfgQjvc8M2fEMh1GKAGGh8UMePRrALrB1zjrFYcbRV65o+o9K1R9MAcyQojBKT7MZR080wfdHDwrLGijZFAOVp-nvqJijScbEZBeSHhiHm8jmqyvH6p4lV+lV4SxIk6TZPkxTlLUjTLC0nSsgACTlLJ9xgua1ds6aGSZVlMhyfIHRHPBhfyN7WF8p2skZFk2Xd8WFVlcQVVEdUXOgIRkgmBRvOSMdIG88gOG18TJJk82FKUlT1M07SpM8JAlMFbwbblQU8eoCOlRQaO1WeR36SDl3Q45B05YVny6X8zuQ7djkQsRVKIoyyj0-75KJ-C9LsXFu26ryu7Z-ACx3XK-BKuxHzV847jruJtdoFa9rOo0broAmcAduwjf5a32gCfprm-ovQGqCFjkZcwM-BWtAjoWHQAKPuW8-DeSCOAUYosvo-TPIzO0PAgbAhwPIPAlB-C5F-jg4AzxiqzUwUwaAAZyRoBkCESAcCYDgJgJA7e3l5YoCuOSBBHMkHc3+qg9BrD2EsMFjg-oVAUyfzRmgJ8fMvoOhQHYEOsNCEwAhMARgOEABEngBTiFFMADRnDCYLXPpCEouixTQ3AkrViZoj65UhLxfi9ts66zznJAuRti6m1LuXSu1cji1xqqrE+ZpG5Rz4jHZ4pNeowB2mgPaHoyQbzTr6AAFC43O+sPFFxNmbMuFcpJVxrnXOaABKIJ9sQmD35DAYULIxQOnMRYOJAd6TaNqSKMU48wppUijPF+Fh549KnsvFWlSHFAKgTvBee8SQHwqWvBqxiWptRAB1YqN8ix3yTI-fgkz8YyK4WaBmPMAbmBAH1NEbIWbFDwLMgBOFsAAA8LBNM1DqWgQA)
diff --git a/how-it-works.svg b/how-it-works.svg
index 78e144e..9d7a6d1 100644
--- a/how-it-works.svg
+++ b/how-it-works.svg
@@ -1 +1 @@
-
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+
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