feat: add auth system, boss pokemon details, moves/abilities API, and run ownership

Add user authentication with login/signup/protected routes, boss pokemon
detail fields and result team tracking, moves and abilities selector
components and API, run ownership and visibility controls, and various
UI improvements across encounters, run list, and journal pages.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

backend/src/app/schemas/run.py

@@ -1,15 +1,23 @@
 from datetime import datetime
+from uuid import UUID
 
+from app.models.nuzlocke_run import RunVisibility
 from app.schemas.base import CamelModel
 from app.schemas.encounter import EncounterDetailResponse
 from app.schemas.game import GameResponse
 
 
+class OwnerResponse(CamelModel):
+    id: UUID
+    display_name: str | None = None
+
+
 class RunCreate(CamelModel):
     game_id: int
     name: str
     rules: dict = {}
     naming_scheme: str | None = None
+    visibility: RunVisibility = RunVisibility.PUBLIC
 
 
 class RunUpdate(CamelModel):
@@ -18,6 +26,7 @@ class RunUpdate(CamelModel):
     rules: dict | None = None
     hof_encounter_ids: list[int] | None = None
     naming_scheme: str | None = None
+    visibility: RunVisibility | None = None
 
 
 class RunResponse(CamelModel):
@@ -28,6 +37,8 @@ class RunResponse(CamelModel):
     rules: dict
     hof_encounter_ids: list[int] | None = None
     naming_scheme: str | None = None
+    visibility: RunVisibility
+    owner: OwnerResponse | None = None
     started_at: datetime
     completed_at: datetime | None