v3.0.1

Signed-off-by: Dinger <quantdinger@gmail.com>

backend_api_python/env.example

@@ -69,6 +69,15 @@ SMTP_USE_SSL=false
 # PROXY_URL=socks5h://host.docker.internal:10808  # Docker
 PROXY_URL=
 
+# Outbound HTTPS to exchanges when using PROXY_URL (especially SOCKS). If you see
+# SSLCertVerificationError / "unable to get local issuer certificate":
+# - Prefer: install OS ca-certificates in the image, or point to a PEM bundle:
+#   LIVE_TRADING_CA_BUNDLE=/path/to/ca-bundle.pem
+#   (REQUESTS_CA_BUNDLE / SSL_CERT_FILE are also honored.)
+# - Last resort only: LIVE_TRADING_SSL_VERIFY=false  # disables TLS verify — insecure
+#LIVE_TRADING_CA_BUNDLE=
+#LIVE_TRADING_SSL_VERIFY=
+
 # =========================
 # Captcha / OAuth (optional)
 # =========================
@@ -160,6 +169,10 @@ YFINANCE_TIMEOUT=30
 TIINGO_API_KEY=
 TIINGO_TIMEOUT=10
 
+# Twelve Data (CN/HK stock K-lines — recommended for overseas servers)
+# Free tier: 800 API credits/day, 8 requests/minute. https://twelvedata.com
+TWELVE_DATA_API_KEY=
+
 # AI search / news
 SEARCH_PROVIDER=google
 SEARCH_MAX_RESULTS=10