SIENTIAPDE-1193

Update requirements and refactor datetime handling in OpcManager for timezone support

- Commented out the specific version of sientia-dataops-library in requirements.txt and added a local path.
- Updated GITHUB_BRANCH in values.yaml for consistency with current development.
- Refactored source_timestamp handling in OpcManager to include timezone information.
- Adjusted timestamp formatting in test cases to reflect the new datetime format with timezone.

ingestor/managers/opc_manager.py

@@ -6,6 +6,7 @@ from sientia_do.notifications.models import NotificationLevel
 from sientia_do.notifications.handlers import CoreNotificationHandler as NotificationHandler
 from sientia_do.temporal.activities.base import BaseActivity
 from sientia_do.observability.logger import Logger
+from sientia_do.temporal.constants import OPC_TIMEZONE, DATETIME_FORMAT_WITH_TZ
 from ingestor.managers.data_manager import DataManager
 import ingestor.metrics as metrics
 
@@ -261,7 +262,8 @@ class OpcManager(BaseActivity):
         monitored_item = data.monitored_item
         value = monitored_item.Value.Value.Value
         # source_timestamp
-        source_timestamp = monitored_item.Value.SourceTimestamp
+        source_timestamp = monitored_item.Value.SourceTimestamp.replace(
+            tzinfo=OPC_TIMEZONE)
         tag = str(node)
 
         self.logger.debug(
@@ -276,7 +278,7 @@ class OpcManager(BaseActivity):
         data = {
             'tag': tag,
             'name': self.nodes[str(node)]['tag_name'],
-            'timestamp': source_timestamp.strftime('%Y-%m-%d %H:%M:%S'),
+            'timestamp': source_timestamp.strftime(DATETIME_FORMAT_WITH_TZ),
             'value': value
         }