feat(iit-manager): Add WeChat Official Account integration for patient notifications

Features:
- PatientWechatCallbackController for URL verification and message handling
- PatientWechatService for template and customer messages
- Support for secure mode (message encryption/decryption)
- Simplified route /wechat/patient/callback for WeChat config
- Event handlers for subscribe/unsubscribe/text messages
- Template message for visit reminders

Technical details:
- Reuse @wecom/crypto for encryption (compatible with Official Account)
- Relaxed Fastify schema validation to prevent early request blocking
- Access token caching (7000s with 5min pre-refresh)
- Comprehensive logging for debugging

Testing: Local URL verification passed, ready for SAE deployment

Status: Code complete, waiting for WeChat platform configuration

python-microservice/operations/__init__.py

@@ -46,5 +46,6 @@ __version__ = '1.0.0'
 
 
 
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python-microservice/operations/binning.py

@@ -153,5 +153,6 @@ def apply_binning(
 
 
 
+
 
 

python-microservice/operations/filter.py

@@ -139,5 +139,6 @@ def apply_filter(
 
 
 
+
 
 

python-microservice/operations/recode.py

@@ -109,5 +109,6 @@ def apply_recode(
 
 
 
+