build: complete migration to Poetry build system

- Convert pyproject.toml from setuptools to pure Poetry configuration
- Update build backend to poetry-core.masonry.api
- Add Poetry installation instructions to README
- Update setup-pre-commit.sh to use Poetry commands
- Ensure consistent dependency management across the project

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

Author: codebydivine

README.md

@@ -13,7 +13,11 @@ A clean, intuitive Python client for The Graph Token API with elegant EVM/SVM se
 ### Installation
 
 ```bash
+# For end users
 pip install divine-thegraph-token-api
+
+# For development
+poetry install
 ```
 
 ### Basic Usage

pyproject.toml

@@ -1,28 +1,22 @@
 [build-system]
-requires = ["setuptools>=61.0"]
-build-backend = "setuptools.build_meta"
+requires = ["poetry-core"]
+build-backend = "poetry.core.masonry.api"
 
-[project]
+[tool.poetry]
 name = "divine-thegraph-token-api"
 version = "0.1.28"
-authors = [
-  { name = "DIVINE", email = "[email protected]" },
-]
 description = "A Python client for The Graph Token API with elegant EVM/SVM separation and excellent test coverage"
+authors = ["DIVINE <[email protected]>"]
 readme = "README.md"
 license = "MIT"
-requires-python = ">=3.13"
-classifiers = [
-  "Programming Language :: Python :: 3",
-  "Programming Language :: Python :: 3.13",
-  "Operating System :: OS Independent",
-  "Development Status :: 4 - Beta",
-  "Intended Audience :: Developers",
-  "Topic :: Software Development :: Libraries :: Python Modules",
-  "Typing :: Typed",
-]
+packages = [{include = "thegraph_token_api", from = "src"}]
+
+[tool.poetry.urls]
+Homepage = "https://github.com/divinescreener/thegraph-token-api"
+Issues = "https://github.com/divinescreener/thegraph-token-api/issues"
 
 [tool.poetry.dependencies]
+python = ">=3.13"
 divine-typed-requests = ">=0.1.25"
 divine-type-enforcer = ">=0.1.9"
 httpx = {extras = ["http2"], version = "^0.28.1"}
@@ -39,13 +33,6 @@ ruff = "^0.12.4"
 mypy = "^1.17.0"
 bandit = { extras = ["toml"], version = "^1.8.6" }
 
-[project.urls]
-Homepage = "https://github.com/divinescreener/thegraph-token-api"
-Issues   = "https://github.com/divinescreener/thegraph-token-api/issues"
-
-[tool.setuptools.packages.find]
-where = ["src"]
-
 [tool.pytest.ini_options]
 pythonpath   = ["src"]
 testpaths    = ["tests"]

setup-pre-commit.sh

@@ -3,17 +3,24 @@
 
 echo "Setting up pre-commit hooks for divine-thegraph-token-api..."
 
+# Check if Poetry is available
+if ! command -v poetry &> /dev/null; then
+    echo "❌ Poetry is not installed. Please install Poetry first:"
+    echo "   curl -sSL https://install.python-poetry.org | python3 -"
+    exit 1
+fi
+
 # Install dev dependencies (including pre-commit)
-echo "Installing dev dependencies..."
-pip install -e ".[dev]"
+echo "Installing dev dependencies with Poetry..."
+poetry install
 
 # Install pre-commit hooks
 echo "Installing pre-commit hooks..."
-pre-commit install
+poetry run pre-commit install
 
 # Run pre-commit on all files to show what it will do
 echo "Running pre-commit on all files (this will show and fix any formatting issues)..."
-pre-commit run --all-files
+poetry run pre-commit run --all-files
 
 echo ""
 echo "✅ Pre-commit hooks are now installed!"
@@ -24,5 +31,5 @@ echo "  - Ruff formatter will format your code"
 echo "  - MyPy will check types"
 echo "  - Various file checks will run"
 echo ""
-echo "To manually run pre-commit: pre-commit run --all-files"
+echo "To manually run pre-commit: poetry run pre-commit run --all-files"
 echo "To bypass pre-commit (not recommended): git commit --no-verify"