Remove unused code from v3 main branch (#1369)

* remove slash commands & context commands

* remove dask & faiss-cpu as dependencies are now unused

* remove now-unused help message template

* remove unused directory test

* remove unused constants.py

* remove unused CSS

* pre-commit

Author: dlqqq

packages/jupyter-ai-magics/pyproject.toml

@@ -28,7 +28,6 @@ dependencies = [
     # pydantic <2.10.0 raises a "protected namespaces" error in JAI
     # - See: https://docs.pydantic.dev/latest/api/config/#pydantic.config.ConfigDict.protected_namespaces
     "pydantic>=2.10.0,<3",
-    # click>=8.1 is required by dask>=2023.11.0
     "click>=8.1.0,<9",
     "jsonpath-ng>=1.5.3,<2",
 ]

packages/jupyter-ai-module-cookiecutter/{{cookiecutter.root_dir_name}}/pyproject.toml

@@ -32,9 +32,6 @@ test = ["coverage", "pytest", "pytest-asyncio", "pytest-cov"]
 [project.entry-points."jupyter_ai.model_providers"]
 test-provider = "{{ cookiecutter.python_name }}.provider:TestProvider"
 
-[project.entry-points."jupyter_ai.chat_handlers"]
-test-slash-command = "{{ cookiecutter.python_name }}.slash_command:TestSlashCommand"
-
 [tool.hatch.build.hooks.version]
 path = "{{ cookiecutter.python_name }}/_version.py"
 

packages/jupyter-ai-module-cookiecutter/{{cookiecutter.root_dir_name}}/{{cookiecutter.python_name}}/slash_command.py

@@ -32,9 +32,6 @@ test-provider = "jupyter_ai_test.test_providers:TestProvider"
 test-provider-with-streaming = "jupyter_ai_test.test_providers:TestProviderWithStreaming"
 test-provider-ask-learn-unsupported = "jupyter_ai_test.test_providers:TestProviderAskLearnUnsupported"
 
-[project.entry-points."jupyter_ai.chat_handlers"]
-test-slash-command = "jupyter_ai_test.test_slash_commands:TestSlashCommand"
-
 [project.entry-points."jupyter_ai.personas"]
 debug-persona = "jupyter_ai_test.debug_persona:DebugPersona"