move sample data to json files

repl/public/piano.json

@@ -0,0 +1,33 @@
+{
+  "piano": {
+    "A0": "A0v8.mp3",
+    "C1": "C1v8.mp3",
+    "Ds1": "Ds1v8.mp3",
+    "Fs1": "Fs1v8.mp3",
+    "A1": "A1v8.mp3",
+    "C2": "C2v8.mp3",
+    "Ds2": "Ds2v8.mp3",
+    "Fs2": "Fs2v8.mp3",
+    "A2": "A2v8.mp3",
+    "C3": "C3v8.mp3",
+    "Ds3": "Ds3v8.mp3",
+    "Fs3": "Fs3v8.mp3",
+    "A3": "A3v8.mp3",
+    "C4": "C4v8.mp3",
+    "Ds4": "Ds4v8.mp3",
+    "Fs4": "Fs4v8.mp3",
+    "A4": "A4v8.mp3",
+    "C5": "C5v8.mp3",
+    "Fs5": "Fs5v8.mp3",
+    "A5": "A5v8.mp3",
+    "C6": "C6v8.mp3",
+    "Ds6": "Ds6v8.mp3",
+    "Fs6": "Fs6v8.mp3",
+    "A6": "A6v8.mp3",
+    "C7": "C7v8.mp3",
+    "Ds7": "Ds7v8.mp3",
+    "Fs7": "Fs7v8.mp3",
+    "A7": "A7v8.mp3",
+    "C8": "C8v8.mp3"
+  }
+}