fix: add error handling and message on mcp servers, fixed tool mode on mcp (#8717)

* Added mcp error handling

* Added error param to servers

* Added error display on mcp servers page

* Added error display on mcp component

* Added error handling for other types of errors

* uv lock update and add error handling

* update mcp version

* fixed tool mode not working on mcp component

* update mcp to 1.9.4

* Removed server parameters custom commands on connection to stdio

* removed unused import

* disable mcp notice

* Removed drop state when home type is mcp

* Added loading before showing tools

* Updated mcp to 1.9.4

* Decreased mcp timeout

* Implemented error surfacing with exec command

* removed non default keys either way when mcp_server is used

* update to session handling

* [autofix.ci] apply automated fixes

* updated it to check if it is the same server to not clear on startup

* update to components

* Update mcp_component.py

* Update mcp_component.py

* Update mcp_component.py

---------

Co-authored-by: Edwin Jose <edwin.jose@datastax.com>
Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
Co-authored-by: Gabriel Luiz Freitas Almeida <gabriel@langflow.org>

src/backend/base/pyproject.toml

@@ -77,7 +77,7 @@ dependencies = [
     "validators>=0.34.0",
     "networkx>=3.4.2",
     "json-repair>=0.30.3",
-    "mcp>=1.6.0",
+    "mcp~=1.9.4",
     "aiosqlite>=0.20.0",
     "greenlet>=3.1.1",
     "jsonquerylang>=1.1.1",