Add pyproject.toml for OpenEnv validation compliance

pyproject.toml

@@ -0,0 +1,22 @@
+[build-system]
+requires = ["setuptools>=68.0", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "codearena-rl-benchmark"
+version = "1.0.0"
+description = "RL Benchmark for Autonomous Code Repair — an OpenEnv-compatible environment"
+readme = "README.md"
+requires-python = ">=3.10"
+authors = [
+    { name = "Aditya Santosh Naik" }
+]
+dependencies = [
+    "fastapi>=0.100.0",
+    "uvicorn[standard]>=0.23.0",
+    "pydantic>=2.0.0",
+    "openai>=1.0.0",
+]
+
+[tool.setuptools.packages.find]
+include = ["server*", "tasks*"]