diff --git a/.gitignore b/.gitignore
index 46e5b6d..2150000 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 .venv
 __pycache__
-*.pyc
\ No newline at end of file
+*.pyc
+certs
\ No newline at end of file
diff --git a/backend/app/__pycache__/__init__.cpython-312.pyc b/backend/app/__pycache__/__init__.cpython-312.pyc
deleted file mode 100644
index 7e68c82..0000000
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diff --git a/backend/app/__pycache__/audio_player.cpython-312.pyc b/backend/app/__pycache__/audio_player.cpython-312.pyc
deleted file mode 100644
index 679c8c4..0000000
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diff --git a/backend/app/__pycache__/config_store.cpython-312.pyc b/backend/app/__pycache__/config_store.cpython-312.pyc
deleted file mode 100644
index a8ccb9f..0000000
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diff --git a/backend/app/__pycache__/main.cpython-312.pyc b/backend/app/__pycache__/main.cpython-312.pyc
deleted file mode 100644
index 9864359..0000000
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diff --git a/backend/app/__pycache__/models.cpython-312.pyc b/backend/app/__pycache__/models.cpython-312.pyc
deleted file mode 100644
index 4709331..0000000
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diff --git a/backend/app/__pycache__/security.cpython-312.pyc b/backend/app/__pycache__/security.cpython-312.pyc
deleted file mode 100644
index 2790120..0000000
Binary files a/backend/app/__pycache__/security.cpython-312.pyc and /dev/null differ
diff --git a/backend/app/__pycache__/serial_listener.cpython-312.pyc b/backend/app/__pycache__/serial_listener.cpython-312.pyc
deleted file mode 100644
index 4ee0d07..0000000
Binary files a/backend/app/__pycache__/serial_listener.cpython-312.pyc and /dev/null differ
diff --git a/backend/certs/cert.pem b/backend/certs/cert.pem
deleted file mode 100644
index 2f25353..0000000
--- a/backend/certs/cert.pem
+++ /dev/null
@@ -1,19 +0,0 @@
------BEGIN CERTIFICATE-----
-MIIDFzCCAf+gAwIBAgIUJZwx9bBXDLshmblwF+YZeuDvepwwDQYJKoZIhvcNAQEL
-BQAwGzEZMBcGA1UEAwwQcHlzb25uZXJpZS5sb2NhbDAeFw0yNjAzMTMxMzA4NDZa
-Fw0zNjAzMTAxMzA4NDZaMBsxGTAXBgNVBAMMEHB5c29ubmVyaWUubG9jYWwwggEi
-MA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC2LJ8pv7BviwugobyGmYKfYSH5
-OpAfvT7uPJeulgFuOzdasqpgwjSrCmNAI4MWqC+/kQ7y0wQeMLaqolz7qBCHifek
-RYeyGnkgPR7OFy4rL8ddqtJW5kKK7whLWlt9t9Ho19kYtVhnWINTjSC5XsQXm6Md
-Hv5KDBqwXLKbMmVGGaXm5Mjec0mhFsHKWOtGjSpU21Ilpm80e1mlyaGNTudnLOxV
-a/vXR1Erw09vf5UaTiuM5AX2ULBAqMTsJOWVT6Or9dMNfRU5fbYpqICsr/vL4kLW
-59GWgDYHjmybc2ts0glkVTKjFBqxwqYUM0EaZQVOqRnSwfCp07z91RU/IDypAgMB
-AAGjUzBRMB0GA1UdDgQWBBRoSIVmchSDOmgp+/9XlgI7ewaetDAfBgNVHSMEGDAW
-gBRoSIVmchSDOmgp+/9XlgI7ewaetDAPBgNVHRMBAf8EBTADAQH/MA0GCSqGSIb3
-DQEBCwUAA4IBAQAqVh8AXwxmSayxKLc9atY9BgPydMS4IEaryQAHLiQCUbsMWiRb
-H+Qe/toU8C7XnL969XvoqHNAnexpwgIk+Sma3LyFPm4AIX9VVdxNWRK5d34q+Ue2
-i+OyMaA6p95Z8cVIJw+z3zWliEWu46m0o1Dxcop715xftxCW98yl/8lpC4lcpXRE
-yJjBApJ5owvrHrjszxxE4IkSzNaI7cjDHZZM8PFfoxfIJW12AOH7wCxC+IhNzlWA
-kijoTOdEvuopcKK2oHpnr+n8kCFTACrtiYXT2UNyiJhCy/if0BqmLd7JuMw+6Sm0
-SHpAQ8h+Y13lBn4wJBPFXdnFiNrV9UXilZEv
------END CERTIFICATE-----
diff --git a/backend/certs/key.pem b/backend/certs/key.pem
deleted file mode 100644
index 8e50705..0000000
--- a/backend/certs/key.pem
+++ /dev/null
@@ -1,28 +0,0 @@
------BEGIN PRIVATE KEY-----
-MIIEvAIBADANBgkqhkiG9w0BAQEFAASCBKYwggSiAgEAAoIBAQC2LJ8pv7Bviwug
-obyGmYKfYSH5OpAfvT7uPJeulgFuOzdasqpgwjSrCmNAI4MWqC+/kQ7y0wQeMLaq
-olz7qBCHifekRYeyGnkgPR7OFy4rL8ddqtJW5kKK7whLWlt9t9Ho19kYtVhnWINT
-jSC5XsQXm6MdHv5KDBqwXLKbMmVGGaXm5Mjec0mhFsHKWOtGjSpU21Ilpm80e1ml
-yaGNTudnLOxVa/vXR1Erw09vf5UaTiuM5AX2ULBAqMTsJOWVT6Or9dMNfRU5fbYp
-qICsr/vL4kLW59GWgDYHjmybc2ts0glkVTKjFBqxwqYUM0EaZQVOqRnSwfCp07z9
-1RU/IDypAgMBAAECggEAI7Ms4baR8dnyxmDLnCj7Ixaa3MdwNPgWHAO9ydXVo+9w
-0pJOtzV3sskPWCNdbhQ5fzYDEuztUqlDMr8sr5ho3NbZs9R4Whu7/uhbYBHE12u+
-iwmNvL/U7HsZSgMECOf798BM5/2pvF7pJXdzoUAD94hld7B6LrKejE8uJSHEHO9W
-DX6K1mEs2R2+ytwswRR4JzIcF73p1VlYX5RtHBe2aZ1FjHJIO3uuIWei6eBUY1SW
-AO+hBtKlMplhsxXXzdWCL8st2WYuWrvDZuG/ejBhlqeEDDdrjaioh2Sba5Y5L7gT
-wCUwzsa4YbXtxK3xxl5lcM9BZbn/wYTvAPyHAoEYrQKBgQD9XLbw4nIDGtijvPdr
-GKnI1Enk5/NthD+fvSxrjuXHOyVyJsuZ0F3PjA863U/GK2mWCXCkT77L2qZm5kf4
-HVef1pbMQWgD4U7ZVMXVk1vylIZDc+u/m3zN/ivTStpeqEAjOM1507JJe/penAZk
-qINPCICw3ETTqMvX1wZvNhiOOwKBgQC4EiuaxYcZ8sQmIg1Ux6rJTNtF2zXBf7Fb
-SbtbGUivPqxCrJtOcAA3wBRPiu0ghp+rOubasesXlOZvZSwGLA68/EXwHy65+stf
-x14qkmyeLNUoE0h1TiZYY2FOlP7FzrDOTkZNeKmxTwLpoeu1/N8QkQ1liOOUVTG+
-e6vnxhe+awKBgBvPw50pnk5M8h73LUmqSWjsNLhV5djNvZYxU+DyrLJ0AaZIL+1Q
-fBu+SiWyCYG9XjfEDYNb5ZvHAqElAh1wSyAWlDMTsvFKGDevIJBTPrKgLyTUYrqD
-vO13yyPEgbgGTBQRtix7WoTKgS9FfUYrYU6ZplbDtyJs0wN8bQ5kJ8nlAoGATl3+
-DpDWaie/dvS8dEHl5npASMeBZXZ2DgWgLLLhDStDr8dI/+YTUakHfK4LMvPd+srD
-Co0BKDMOwJJ0YdRUGgXVyNudyzSJbae14a4hbF5uCffbu4WgMbVt8kThC1pqUAtn
-Rwh+Rqz68nkrn3mfhrAa4gWbzsVOvmhs0eq2pS0CgYAQYlA3KUA6MdysNrHoWReC
-X5PqO4zDLXN7Jq+ulgr7DdcUO14L/VAoQgQWuUNF6tl+3GMuWZtbDiPtD1KDIk9t
-s8nMwYt3W+59kvLylOG9+uLxGVm++o2crOqdWn4+a+tjZWQv3me7lcSkAwkmcKcI
-yVLRBS6n8wzxe0SMwxyFCQ==
------END PRIVATE KEY-----