fix(daemon): replace require() with ES6 imports for Deno compatibility

- Add proper ES6 imports at top of file for theme, symbols, colors
- Remove all require() calls that were causing 'require is not defined' errors
- Daemon now starts properly with modernized logging intact

ts/daemon.ts

@@ -5,8 +5,9 @@ import { exec, execFile } from 'node:child_process';
 import { promisify } from 'node:util';
 import { NupstSnmp } from './snmp/manager.ts';
 import type { ISnmpConfig } from './snmp/types.ts';
-import { logger } from './logger.ts';
+import { logger, type ITableColumn } from './logger.ts';
 import { MigrationRunner } from './migrations/index.ts';
+import { theme, symbols, getBatteryColor, getRuntimeColor, formatPowerStatus } from './colors.ts';
 
 const execAsync = promisify(exec);
 const execFileAsync = promisify(execFile);
@@ -310,7 +311,6 @@ export class NupstDaemon {
    * Log the loaded configuration settings
    */
   private logConfigLoaded(): void {
-    const { theme } = require('./colors.ts');
     
     logger.log('');
     logger.logBoxTitle('Configuration Loaded', 70, 'success');
@@ -457,7 +457,6 @@ export class NupstDaemon {
 
         // Check if power status changed
         if (currentStatus && currentStatus.powerStatus !== status.powerStatus) {
-          const { theme, formatPowerStatus } = require('./colors.ts');
           logger.log('');
           logger.logBoxTitle(`Power Status Change: ${ups.name}`, 60, 'warning');
           logger.logBoxLine(`Previous: ${formatPowerStatus(currentStatus.powerStatus)}`);
@@ -493,9 +492,6 @@ export class NupstDaemon {
     logger.logBoxEnd();
     logger.log('');
 
-    // Import theme and symbols for coloring
-    const { theme, symbols, getBatteryColor, getRuntimeColor, formatPowerStatus } = require('./colors.ts');
-
     // Build table data
     const columns: Array<{ header: string; key: string; align?: 'left' | 'right'; color?: (val: string) => string }> = [
       { header: 'UPS Name', key: 'name', align: 'left', color: theme.highlight },
@@ -799,8 +795,6 @@ export class NupstDaemon {
     const MAX_MONITORING_TIME = 5 * 60 * 1000; // Max 5 minutes of monitoring
     const startTime = Date.now();
 
-    const { theme, getBatteryColor, getRuntimeColor } = require('./colors.ts');
-
     logger.log('');
     logger.logBoxTitle('Shutdown Monitoring Active', 60, 'warning');
     logger.logBoxLine(`Emergency threshold: ${EMERGENCY_RUNTIME_THRESHOLD} minutes runtime`);