remove conflict constraint name from relation_repository.py

Signed-off-by: phernandez <paul@basicmachines.co>

src/basic_memory/markdown/plugins.py

@@ -162,7 +162,7 @@ def parse_inline_relations(content: str) -> List[Dict[str, Any]]:
 
         target = content[start + 2 : end].strip()
         if target:
-            relations.append({"type": "links to", "target": target, "context": None})
+            relations.append({"type": "links_to", "target": target, "context": None})
 
         start = end + 2
 

src/basic_memory/repository/relation_repository.py

@@ -132,15 +132,11 @@ class RelationRepository(Repository[Relation]):
 
             if dialect_name == "postgresql":
                 stmt = pg_insert(Relation).values(values)
-                stmt = stmt.on_conflict_do_nothing(
-                    index_elements=["from_id", "to_name", "relation_type"]
-                )
+                stmt = stmt.on_conflict_do_nothing()
             else:
                 # SQLite
                 stmt = sqlite_insert(Relation).values(values)
-                stmt = stmt.on_conflict_do_nothing(
-                    index_elements=["from_id", "to_name", "relation_type"]
-                )
+                stmt = stmt.on_conflict_do_nothing()
 
             result = await session.execute(stmt)
             return result.rowcount if result.rowcount else 0