Point CLAUDE.md to AGENTS.md (openai#930)

People soemtimes use claude code to send PRs, this allows the agents.md
to be shared for that

Author: rm-openai

AGENTS.md

@@ -35,6 +35,8 @@ Welcome to the OpenAI Agents SDK repository. This file contains the main points
 
    Coverage can be generated with `make coverage`.
 
+All python commands should be run via `uv run python ...`
+
 ## Snapshot tests
 
 Some tests rely on inline snapshots. See `tests/README.md` for details on updating them:
@@ -64,6 +66,6 @@ Commit messages should be concise and written in the imperative mood. Small, foc
 ## What reviewers look for
 
 - Tests covering new behaviour.
-- Consistent style: code formatted with `ruff format`, imports sorted, and type hints passing `mypy`.
+- Consistent style: code formatted with `uv run ruff format`, imports sorted, and type hints passing `uv run mypy .`.
 - Clear documentation for any public API changes.
 - Clean history and a helpful PR description.

CLAUDE.md

@@ -0,0 +1 @@
+Read the AGENTS.md file for instructions.