- Added `Export` method in `database/database.go` to export events to an io.Writer
- Implemented detailed logic for exporting all or specific pubkeys' events
- Removed placeholder `Export` function with TODO comment from `database/database.go`
- Updated error handling in `handleReq.go` and `publisher.go` by using `err != nil` instead of `chk.E(err)`
- Added more detailed logging in privilege check conditions in both `publisher.go` and `handleReq.go`
- Introduced new imports such as `"fmt"` in `connection.go` for improved error message formatting
- Created a new file `export.go` under the `database` package with complete implementation of export functionality
- Added `DMRelaysList.K` constant to `pkg/encoders/kind/kind.go`
- Removed unused `"errors"` import from `pkg/protocol/ws/connection.go`
- Updated error messages in `WriteMessage`, `ReadMessage`, and related functions in `pkg/protocol/ws/connection.go` to include the remote address for better debugging
- Changed error handling from `chk.E(err)` to `chk.T(err)` in `pkg/encoders/envelopes/eventenvelope/eventenvelope.go`
- Updated ticker interval from 30 minutes to 1 hour in `pkg/app/relay/server.go`
