refactor: optimize configuration and tool implementations

- Standardized error handling across tool implementations
- Improved return type consistency for tool execution results
- Simplified configuration parsing and type definitions
- Enhanced type safety for various configuration schemas
- Cleaned up and normalized tool response structures
- Updated SSE and event subscription tool implementations

src/commands.ts

@@ -0,0 +1,27 @@
+// Common commands that work with most entities
+export const commonCommands = ["turn_on", "turn_off", "toggle"] as const;
+
+// Commands specific to cover entities
+export const coverCommands = [
+  ...commonCommands,
+  "open",
+  "close",
+  "stop",
+  "set_position",
+  "set_tilt_position",
+] as const;
+
+// Commands specific to climate entities
+export const climateCommands = [
+  ...commonCommands,
+  "set_temperature",
+  "set_hvac_mode",
+  "set_fan_mode",
+  "set_humidity",
+] as const;
+
+// Types for command validation
+export type CommonCommand = (typeof commonCommands)[number];
+export type CoverCommand = (typeof coverCommands)[number];
+export type ClimateCommand = (typeof climateCommands)[number];
+export type Command = CommonCommand | CoverCommand | ClimateCommand;