perf: switch SVM default kernel to linear for better performance

main.py

@@ -35,11 +35,10 @@ STRATEGY = RandomForestStrategy(
     random_state=42,
 )
 
-# Option 2: Support Vector Machine
+# # Option 2: Support Vector Machine
 # STRATEGY = SVMStrategy(
-#     kernel="rbf",
+#     kernel="linear",  # Fast prediction; use 'rbf' for better accuracy but much slower
 #     C=1.0,
-#     gamma="scale",
 #     random_state=42,
 # )