Custom tool descriptions (#29)

* Allow setting up the tool descriptions with env variables

* Document the env variables as a table in README

* Link settings.py in README.md

* Allow to choose transport protocol: stdio or sse

* Fix metadata handling in Cursor

* Improve README to cover more cases

* Add info about Cursor rules

* Fix Github note type

src/mcp_server_qdrant/settings.py

@@ -5,6 +5,31 @@ from pydantic_settings import BaseSettings
 
 from mcp_server_qdrant.embeddings.types import EmbeddingProviderType
 
+DEFAULT_TOOL_STORE_DESCRIPTION = (
+    "Keep the memory for later use, when you are asked to remember something."
+)
+DEFAULT_TOOL_FIND_DESCRIPTION = (
+    "Look up memories in Qdrant. Use this tool when you need to: \n"
+    " - Find memories by their content \n"
+    " - Access memories for further analysis \n"
+    " - Get some personal information about the user"
+)
+
+
+class ToolSettings(BaseSettings):
+    """
+    Configuration for all the tools.
+    """
+
+    tool_store_description: str = Field(
+        default=DEFAULT_TOOL_STORE_DESCRIPTION,
+        validation_alias="TOOL_STORE_DESCRIPTION",
+    )
+    tool_find_description: str = Field(
+        default=DEFAULT_TOOL_FIND_DESCRIPTION,
+        validation_alias="TOOL_FIND_DESCRIPTION",
+    )
+
 
 class EmbeddingProviderSettings(BaseSettings):
     """