fix: refactor code structure into files (#8)

closes #7

Co-authored-by: HiveBeats <e1lama@protonmail.com>
Reviewed-on: #8

.vscode/tasks.json

@@ -9,7 +9,11 @@
                 "-fansi-escape-codes",
                 "-g",
                 "${file}",
+                "${fileDirname}/utils.c",
+                "${fileDirname}/ring_buffer.c",
+                "${fileDirname}/oscillator.c",
                 "${fileDirname}/parser.c",
+                "${fileDirname}/export.c",
                 "-lm",
                 "-lraylib",
                 "-o",