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>

src/physcom/models/domain.py

@@ -0,0 +1,26 @@
+"""Domain and MetricBound dataclasses."""
+
+from __future__ import annotations
+
+from dataclasses import dataclass, field
+
+
+@dataclass
+class MetricBound:
+    """Per-metric weight and normalization bounds within a domain."""
+
+    metric_name: str
+    weight: float  # 0.0–1.0
+    norm_min: float  # Below this → score 0
+    norm_max: float  # Above this → score 1
+    metric_id: int | None = None
+
+
+@dataclass
+class Domain:
+    """A context frame that defines what 'good' means (e.g., urban_commuting)."""
+
+    name: str
+    description: str = ""
+    metric_bounds: list[MetricBound] = field(default_factory=list)
+    id: int | None = None