Normalize fullwidth punctuation to ASCII across codebase.

Add scripts/normalize_ambiguous_unicode.py; fix corrupted patch_instance_theme_templates.py. Preserves curly quotes in string literals; removes Git homoglyph warnings on .env.example.

Co-authored-by: Cursor <cursoragent@cursor.com>

manual_trading_hub/scripts/verify_hub_deploy.sh

@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# 在服务器上检查中控是否为最新代码（无 api_trade_key、已装 multipart、进程可访问）
+# 在服务器上检查中控是否为最新代码(无 api_trade_key,已装 multipart,进程可访问)
 set -euo pipefail
 HUB_DIR="$(cd "$(dirname "$0")/.." && pwd)"
 cd "$HUB_DIR"
@@ -13,14 +13,14 @@ PING_URL="http://127.0.0.1:${HUB_PORT}/api/ping"
 
 echo "=== hub.py 检查 ==="
 if grep -n 'def api_trade_key' hub.py 2>/dev/null; then
-  echo "FAIL: 仍是旧版 hub.py（含 api_trade_key），请 git pull"
+  echo "FAIL: 仍是旧版 hub.py(含 api_trade_key),请 git pull"
   exit 1
 fi
 if ! grep -q 'HUB_BUILD' hub.py; then
   echo "FAIL: hub.py 缺少 HUB_BUILD 标记"
   exit 1
 fi
-echo "OK: 无 api_trade_key，含 HUB_BUILD"
+echo "OK: 无 api_trade_key,含 HUB_BUILD"
 
 echo "=== python-multipart ==="
 # shellcheck source=/dev/null
@@ -29,7 +29,7 @@ python -c "import multipart; print('OK:', multipart.__version__)"
 
 echo "=== 端口 ${HUB_PORT} ==="
 if command -v ss >/dev/null 2>&1; then
-  ss -ltn | grep -E ":${HUB_PORT}\\b" || echo "WARN: 未监听 ${HUB_PORT}，请 pm2 restart manual-trading-hub"
+  ss -ltn | grep -E ":${HUB_PORT}\\b" || echo "WARN: 未监听 ${HUB_PORT},请 pm2 restart manual-trading-hub"
 elif command -v netstat >/dev/null 2>&1; then
   netstat -ltn | grep -E ":${HUB_PORT}\\b" || echo "WARN: 未监听 ${HUB_PORT}"
 else
@@ -51,10 +51,10 @@ if [[ "${HTTP_CODE}" == "200" ]]; then
   if grep -q '20260521-no-trade-ui' /tmp/hub_ping_body.txt; then
     echo "OK: build 正确"
   else
-    echo "WARN: build 字段不是 20260521-no-trade-ui，请 pm2 restart manual-trading-hub"
+    echo "WARN: build 字段不是 20260521-no-trade-ui,请 pm2 restart manual-trading-hub"
   fi
 else
-  echo "FAIL: ping 未返回 200。常见原因：进程未启动或崩溃。"
+  echo "FAIL: ping 未返回 200.常见原因:进程未启动或崩溃."
   echo "  执行: pm2 restart manual-trading-hub && sleep 2 && bash scripts/verify_hub_deploy.sh"
   exit 1
 fi