refactor: remove duplicate scripts + JSON constants + update docs

branch_scanner.py

@@ -17,9 +17,9 @@ branch_scanner.py — 分支自成长数据采集器（全静默）
 import json, sys, re
 from datetime import datetime
 from urllib.request import Request, urlopen
+from mo_data import read_decisions
 
-DECISIONS_PATH = "/home/hmo/web-dashboard/data/decisions.json"
-SCANNER_STATE = "/home/hmo/web-dashboard/data/scanner_state.json"
+SCANNER_STATE = "/home/hmo/web-dashboard/data/scanner_state.json"
 
 
 def get_price(code):
@@ -82,8 +82,7 @@ def main():
     scenario = get_scenario()
     sid = scenario.get("id", "unknown")
 
-    with open(DECISIONS_PATH) as f:
-        data = json.load(f)
+    data = read_decisions()
     decisions = data.get("decisions", [])
 
     for entry in decisions: