Add Flask web UI, Docker Compose, core engine + tests

- physcom core: CLI, 5-pass pipeline, SQLite repo, 37 tests
- physcom_web: Flask app with HTMX for entity/domain/pipeline/results CRUD
- Docker Compose: web + cli services sharing a named volume for the DB
- Clean up local settings to use wildcard permissions

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

pyproject.toml

@@ -0,0 +1,30 @@
+[build-system]
+requires = ["setuptools>=68.0", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "physcom"
+version = "0.1.0"
+description = "Physical Combinatorics — innovation via attribute mixing"
+requires-python = ">=3.11"
+dependencies = [
+    "click>=8.1",
+]
+
+[project.optional-dependencies]
+dev = [
+    "pytest>=7.0",
+]
+web = [
+    "flask>=3.0",
+]
+
+[project.scripts]
+physcom = "physcom.cli:main"
+physcom-web = "physcom_web.app:run"
+
+[tool.setuptools.packages.find]
+where = ["src"]
+
+[tool.pytest.ini_options]
+testpaths = ["tests"]