chore: adds id generation to memify triplet embedding pipeline (#1895)

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## Description
This PR adds id generation to the Triplet objects in triplet embedding
memify pipeline. In some edge cases duplicated elements could have been
ingested into the collection



## Type of Change
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- [x] Bug fix (non-breaking change that fixes an issue)
- [ ] New feature (non-breaking change that adds functionality)
- [ ] Breaking change (fix or feature that would cause existing
functionality to change)
- [ ] Documentation update
- [ ] Code refactoring
- [ ] Performance improvement
- [ ] Other (please specify):

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## Pre-submission Checklist
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- [x] **I have tested my changes thoroughly before submitting this PR**
- [x] **This PR contains minimal changes necessary to address the
issue/feature**
- [x] My code follows the project's coding standards and style
guidelines
- [x] I have added tests that prove my fix is effective or that my
feature works
- [x] I have added necessary documentation (if applicable)
- [x] All new and existing tests pass
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## DCO Affirmation
I affirm that all code in every commit of this pull request conforms to
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<!-- This is an auto-generated comment: release notes by coderabbit.ai
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## Summary by CodeRabbit

## Release Notes

* **Enhancements**
* Relationship data now includes unique identifiers for improved
tracking and data management capabilities.

<sub>✏️ Tip: You can customize this high-level summary in your review
settings.</sub>

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

cognee/tasks/memify/get_triplet_datapoints.py

@@ -1,5 +1,6 @@
 from typing import AsyncGenerator, Dict, Any, List, Optional
 from cognee.infrastructure.databases.graph.get_graph_engine import get_graph_engine
+from cognee.modules.engine.utils import generate_node_id
 from cognee.shared.logging_utils import get_logger
 from cognee.modules.graph.utils.convert_node_to_data_point import get_all_subclasses
 from cognee.infrastructure.engine import DataPoint
@@ -155,7 +156,12 @@ def _process_single_triplet(
 
     embeddable_text = f"{start_node_text}-›{relationship_text}-›{end_node_text}".strip()
 
-    triplet_obj = Triplet(from_node_id=start_node_id, to_node_id=end_node_id, text=embeddable_text)
+    relationship_name = relationship.get("relationship_name", "")
+    triplet_id = generate_node_id(str(start_node_id) + str(relationship_name) + str(end_node_id))
+
+    triplet_obj = Triplet(
+        id=triplet_id, from_node_id=start_node_id, to_node_id=end_node_id, text=embeddable_text
+    )
 
     return triplet_obj, None