- Introduced `Events` method in Docker client to stream and handle Docker events.
- Added `Clear` method to nftables chain interface for clearing rules.
- Enhanced daemon lifecycle to include Docker event monitoring when Docker support is enabled.
- Updated nftables rule management with event-driven chain clearing and reloading.
- Moved `Entry` type to `analysis` package for better organization.
- Introduced `SSH` analysis service to detect and notify about SSH logins.
- Added notification and logging for detected SSH login events.
- Introduced `analyzer` service for log parsing and authorization tracking.
- Added dedicated analyzer configuration via `analyzer.toml`.
- Integrated analyzer setup and lifecycle management into daemon runtime.
- Enhanced `setting` package to include analyzer settings parsing and validation.
- Updated daemon options to support analyzer configuration.
- Extended default configuration files for analyzer settings.
- Introduced email notifications enabling configuration via `notifications.toml`.
- Created notification handling within `internal/daemon/notifications`.
- Added async email queue with error handling and customizable TLS configurations.
- Integrated notifications setup and validation into the daemon runtime.
- Introduced `input_priority`, `output_priority`, and `forward_priority` options in `firewall.toml`.
- Updated `chains` and chain creation functions to include priority handling.
- Added validation for priority values to ensure they remain within the acceptable range (-50 to 50).
- Adjusted `reloadInput`, `reloadOutput`, and `reloadForward` to respect priority settings.
- Introduced `clear_mode` parameter in `firewall.toml` with options for clearing all nftables rules (`global`) or table-specific rules (`own`).
- Updated `chains` and `firewall` logic to respect `clear_mode` configuration.
- Enhanced `options` parsing and validation for `clear_mode`.
- Updated `CHANGELOG.md` to reflect the addition of `clear_mode`.
- Introduced `CmdReopenLogger` for reopening daemon log files.
- Added `ReOpen` method to `Logger` interface and its implementations.
- Updated daemon logic to handle the "reopen_logger" command via Unix socket communication.
- Extended localization files with translations for new command messages.
- Registered `CmdReopenLogger` in the main CLI application.
- Introduced `CmdStatus` command to verify if the daemon is running via Unix socket communication.
- Updated daemon logic to handle the "status" command and respond accordingly.
- Extended localization files with translations for status command messages.
- Registered `CmdStatus` in the main CLI application.
- Introduced a `CmdStop` command for stopping the daemon, clearing nftables firewall rules.
- Implemented `NewSocketClient` in `internal/socket/socket.go` for Unix socket interaction.
- Updated daemon logic to handle the "stop" command via socket communication.
- Extended localization files with translations for stop command messages.
- Introduced `Connect` interface with methods for `Read`, `Write`, and `Close`.
- Added `connect` struct as an implementation of `Connect` for `net.Conn`.
- Updated command handling to use `Connect` abstraction, improving modularity and testability.
- Renamed `handleConn` to `handleAction` for better clarity.
- Added `isUseOfClosedNetworkError` function to identify specific "use of closed network connection" errors.
- Updated socket handling logic in `Run` method to gracefully handle closed connection errors with improved debug logging.
- Introduced `Socket` interface and implementation in `internal/daemon/socket/socket.go`.
- Added socket file management (`EnsureNoOtherProcess`, `Create`, `Close`) and command handling via `Run`.
- Updated `DaemonOptions` and configuration to include `socket_file` path.
- Integrated socket lifecycle into daemon's `Run` method for process communication.
- Added validation and default configuration for `socket_file` in `setting` package.
- Introduced `IP` struct for managing IP-based rules, including fields for IPs, actions, directions, protocols, ports, and rate limits.
- Added methods to process IP configurations into `InIPs` and `OutIPs`.
- Extended reload methods for input and output to include IP-based rule handling.
- Updated `firewall.toml` with IP configuration examples and detailed documentation.
- Enhanced validation logic for IP-based settings to ensure proper configuration.
