refactor: app state handling

1. fixes snapshot patches not being included
2. fixes all mutations being passed when syncing from scratch
3. simpler chat mutation model
4. do not retry if key is not found

src/Types/Chat.ts

@@ -10,7 +10,10 @@ export interface PresenceData {
     lastSeen?: number
 }
 
-export type ChatMutation = { syncAction: proto.ISyncActionData, index: string[], indexMac: Uint8Array, valueMac: Uint8Array, operation: number }
+export type ChatMutation = { 
+    syncAction: proto.ISyncActionData
+    index: string[]
+}
 
 export type AppStateChunk = { totalMutations : ChatMutation[], collectionsToHandle: WAPatchName[] }