Add metadata to FastAPI endpoints for OpenAPI.

operation_ids give us better function names when generating the
typescript API from the openapi.json. BaseModel.Config.title does the
same for type names. Response models (or 204 status codes) need to be
explicit or the API will be declared as returning any.

game/server/debuggeometries/models.py

@@ -16,6 +16,9 @@ class HoldZonesJs(BaseModel):
     permissible_zones: list[LeafletPoly] = Field(alias="permissibleZones")
     preferred_lines: list[LeafletPoly] = Field(alias="preferredLines")
 
+    class Config:
+        title = "HoldZones"
+
     @classmethod
     def empty(cls) -> HoldZonesJs:
         return HoldZonesJs(
@@ -62,6 +65,9 @@ class IpZonesJs(BaseModel):
     permissibleZone: LeafletPoly = Field(alias="permissibleZone")
     safeZones: list[LeafletPoly] = Field(alias="safeZones")
 
+    class Config:
+        title = "IpZones"
+
     @classmethod
     def empty(cls) -> IpZonesJs:
         return IpZonesJs(homeBubble=[], ipBubble=[], permissibleZone=[], safeZones=[])
@@ -89,6 +95,9 @@ class JoinZonesJs(BaseModel):
     permissible_zones: list[LeafletPoly] = Field(alias="permissibleZones")
     preferred_lines: list[LeafletPoly] = Field(alias="preferredLines")
 
+    class Config:
+        title = "JoinZones"
+
     @classmethod
     def empty(cls) -> JoinZonesJs:
         return JoinZonesJs(