Add city gameplay, snapshot migrations, administration and Compose operations

client/connection.ts

@@ -1,5 +1,5 @@
 import { create, fromBinary, toBinary } from '@bufbuild/protobuf';
-import { ClientMessageSchema, ServerMessageSchema, type ClientMessage, type Welcome, type Clock, type VoteState } from './generated/city_pb';
+import { ClientMessageSchema, ServerMessageSchema, type ClientMessage, type Welcome, type Clock, type VoteState, type Gameplay } from './generated/city_pb';
 import type { Bounds } from '../src/city/format';
 import { EntityState } from './entities';
 
@@ -15,6 +15,7 @@ export class RoomConnection {
   constructor(room: string, nickname: string, private events: {
     welcome: (welcome: Welcome) => void; status: (text: string) => void;
     clock: (clock: Clock) => void; vote: (vote: VoteState) => void;
+    gameplay: (state: Gameplay) => void;
   }) {
     const url = new URL(`/api/rooms/${encodeURIComponent(room)}/ws`, location.href);
     url.protocol = url.protocol === 'https:' ? 'wss:' : 'ws:';
@@ -42,6 +43,7 @@ export class RoomConnection {
             } else events.status(b.value.code === 'VOTE_LIMIT' ? 'Дождитесь завершения голосования или 30-секундного интервала между предложениями' : `${b.value.code}: ${b.value.message}`);
             break;
           case 'clock': events.clock(b.value); break;
+          case 'gameplay': events.gameplay(b.value); break;
           case 'voteState': events.vote(b.value); break;
         }
       } catch (error) { events.status((error as Error).message); this.destroy(); }
@@ -64,5 +66,6 @@ export class RoomConnection {
   }
   propose(speed: number) { this.send({ case: 'propose', value: { speed } }); }
   vote(yes: boolean) { this.send({ case: 'vote', value: { yes } }); }
+  intervene(action: string) { this.send({ case: 'intervene', value: { action } }); }
   destroy() { this.closed = true; clearTimeout(this.retry); clearInterval(this.ping); this.socket.close(); this.entities.clear(); }
 }