Refactor pyproject.toml for new project setup

Updated project metadata and build system configuration.

Author: BryceWDesign

pyproject.toml

@@ -1,45 +1,49 @@
-name: Green Gate
-
-on:
-  push:
-  pull_request:
-  workflow_dispatch:
-
-permissions:
-  contents: read
-
-concurrency:
-  group: green-gate-${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
-jobs:
-  green-gate:
-    name: Python ${{ matrix.python-version }}
-    runs-on: ubuntu-latest
-    timeout-minutes: 15
-    strategy:
-      fail-fast: false
-      matrix:
-        python-version:
-          - "3.10"
-          - "3.11"
-          - "3.12"
-          - "3.13"
-          - "3.14"
-
-    steps:
-      - name: Check out repository
-        uses: actions/checkout@v7.0.1
-        with:
-          persist-credentials: false
-
-      - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v6.2.0
-        with:
-          python-version: ${{ matrix.python-version }}
-
-      - name: Install project and development dependencies
-        run: python -m pip install --disable-pip-version-check -e ".[dev]"
-
-      - name: Run complete green gate
-        run: python check_green.py
+[build-system]
+requires = ["setuptools>=68", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "CypherSyntax"
+version = "0.1.0"
+description = "Defensive hybrid-ready secure messaging core built from an audit of BlackVault and IX-GhostProtocol"
+requires-python = ">=3.10"
+license = {text = "AGPL-3.0-only"}
+authors = [{name = "Bryce Lovell"}]
+dependencies = [
+  "cryptography>=46.0.0",
+]
+
+[project.optional-dependencies]
+dev = [
+  "coverage[toml]>=7.6,<8",
+  "pytest>=8.0,<10",
+  "pytest-cov>=6.0,<8",
+]
+
+[tool.setuptools]
+package-dir = {"" = "src"}
+
+[tool.setuptools.packages.find]
+where = ["src"]
+
+[tool.pytest.ini_options]
+pythonpath = ["src"]
+testpaths = ["tests"]
+addopts = [
+  "-q",
+  "--strict-config",
+  "--strict-markers",
+  "--cov=cyphersyntax",
+  "--cov-branch",
+  "--cov-report=term-missing",
+  "--cov-fail-under=80",
+]
+xfail_strict = true
+
+[tool.coverage.run]
+branch = true
+source = ["cyphersyntax"]
+
+[tool.coverage.report]
+fail_under = 80
+show_missing = true