feat: runner name length assert

Author: yihong0618

README.md

@@ -2,3 +2,18 @@
 Generate a 3D Skyline in STL format and from `Strava` or `GPX`
 
 # how to use
+
+## Installation
+
+## Generate
+
+# Contribution
+
+- Any Issues PR welcome.
+
+Before submitting PR:
+- Format Python code with Black
+
+# Special thanks
+
+