Add Python tool scaffold for PokeDB data import

Set up tools/import-pokedb/ with CLI, JSON loader, and output models.
Replaces the Go/PokeAPI approach with local PokeDB.org JSON processing.

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

tools/import-pokedb/import_pokedb/models.py

@@ -0,0 +1,81 @@
+"""Output data models matching the existing seed JSON format."""
+
+from __future__ import annotations
+
+from dataclasses import dataclass, field
+
+
+@dataclass
+class Encounter:
+    pokeapi_id: int
+    pokemon_name: str
+    method: str
+    encounter_rate: int
+    min_level: int
+    max_level: int
+
+    def to_dict(self) -> dict:
+        return {
+            "pokeapi_id": self.pokeapi_id,
+            "pokemon_name": self.pokemon_name,
+            "method": self.method,
+            "encounter_rate": self.encounter_rate,
+            "min_level": self.min_level,
+            "max_level": self.max_level,
+        }
+
+
+@dataclass
+class Route:
+    name: str
+    order: int
+    encounters: list[Encounter] = field(default_factory=list)
+    children: list[Route] = field(default_factory=list)
+
+    def to_dict(self) -> dict:
+        d: dict = {
+            "name": self.name,
+            "order": self.order,
+            "encounters": [e.to_dict() for e in self.encounters],
+        }
+        if self.children:
+            d["children"] = [c.to_dict() for c in self.children]
+        return d
+
+
+@dataclass
+class Game:
+    name: str
+    slug: str
+    generation: int
+    region: str
+    release_year: int
+    color: str | None = None
+
+    def to_dict(self) -> dict:
+        return {
+            "name": self.name,
+            "slug": self.slug,
+            "generation": self.generation,
+            "region": self.region,
+            "release_year": self.release_year,
+            "color": self.color,
+        }
+
+
+@dataclass
+class Pokemon:
+    pokeapi_id: int
+    national_dex: int
+    name: str
+    types: list[str]
+    sprite_url: str
+
+    def to_dict(self) -> dict:
+        return {
+            "pokeapi_id": self.pokeapi_id,
+            "national_dex": self.national_dex,
+            "name": self.name,
+            "types": self.types,
+            "sprite_url": self.sprite_url,
+        }