Astra DB: Add integration usage tracking (#568)

* Astra DB: Add integration usage tracking

* Update astra_client.py

* Update requirements.txt

* Fix sorting of imports for ruff linting

* Hardcode the caller name

* Update astra_client.py

integrations/astra/examples/requirements.txt

@@ -1,4 +1,4 @@
 haystack-ai==2.0.0b4
 sentence_transformers==2.2.2
 openai==1.6.1
-astrapy>=0.7.0
+astrapy>=0.7.7

integrations/astra/src/haystack_integrations/document_stores/astra/astra_client.py

@@ -5,11 +5,13 @@
 
 from astrapy.api import APIRequestError
 from astrapy.db import AstraDB
+from haystack.version import __version__ as integration_version
 from pydantic.dataclasses import dataclass
 
 logger = logging.getLogger(__name__)
 
 NON_INDEXED_FIELDS = ["metadata._node_content", "content"]
+CALLER_NAME = "haystack"
 
 
 @dataclass
@@ -64,7 +66,13 @@ def __init__(
         self.namespace = namespace
 
         # Build the Astra DB object
-        self._astra_db = AstraDB(api_endpoint=api_endpoint, token=token, namespace=namespace)
+        self._astra_db = AstraDB(
+            api_endpoint=api_endpoint,
+            token=token,
+            namespace=namespace,
+            caller_name=CALLER_NAME,
+            caller_version=integration_version,
+        )
 
         try:
             # Create and connect to the newly created collection