feat: implement Redis Streams support with stream checkpoints and update history

- Added Redis Streams operations to the message bus interface and implementation.
- Introduced StreamCheckpoint model to track last processed stream entry per document.
- Implemented UpsertStreamCheckpoint and GetStreamCheckpoint methods in the Postgres store.
- Created document_update_history table for storing update payloads for recovery and replay.
- Developed update persist worker to handle Redis Stream updates and persist them to Postgres.
- Enhanced Docker Compose configuration for Redis with persistence.
- Updated frontend API to support fetching document state with optional share token.
- Added connection stability monitoring in the Yjs document hook.

backend/internal/handlers/share_test.go

@@ -10,6 +10,7 @@ import (
 	"github.com/gin-gonic/gin"
 	"github.com/google/uuid"
 	"github.com/stretchr/testify/suite"
+	"go.uber.org/zap"
 )
 
 // ShareHandlerSuite tests for share handler endpoints
@@ -24,7 +25,7 @@ func (s *ShareHandlerSuite) SetupTest() {
 	s.BaseHandlerSuite.SetupTest()
 
 	// Create handler and router
-	authMiddleware := auth.NewAuthMiddleware(s.store, s.jwtSecret)
+	authMiddleware := auth.NewAuthMiddleware(s.store, s.jwtSecret, zap.NewNop())
 	s.handler = NewShareHandler(s.store, s.cfg)
 	s.router = gin.New()