strip: remove /backup /export /search /stats /fix-stale-tickets + analytics module

- delete handlers/analytics.js
- remove trackInteraction calls; replace trackError with logError().catch(() => {})
- remove 5 slash commands from register.js
- remove BACKUP_EXPORT_CHANNEL_ID from config + schema + .env.example

commands/register.js

@@ -277,71 +277,6 @@ async function registerCommands() {
           )
       ),
 
-    new SlashCommandBuilder()
-      .setName('backup')
-      .setDescription('Export full ticket list to a .txt file in the backup/export channel')
-      .setContexts([InteractionContextType.Guild])
-      .setIntegrationTypes([ApplicationIntegrationType.GuildInstall])
-      .setDefaultMemberPermissions(PermissionFlagsBits.Administrator),
-
-    new SlashCommandBuilder()
-      .setName('export')
-      .setDescription('Export tickets (optional filter and limit) to a .txt file in the backup/export channel')
-      .setContexts([InteractionContextType.Guild])
-      .setIntegrationTypes([ApplicationIntegrationType.GuildInstall])
-      .setDefaultMemberPermissions(PermissionFlagsBits.Administrator)
-      .addStringOption(opt =>
-        opt
-          .setName('status')
-          .setDescription('Filter by status')
-          .setRequired(false)
-          .addChoices(
-            { name: 'Open', value: 'open' },
-            { name: 'Closed', value: 'closed' }
-          )
-      )
-      .addIntegerOption(opt =>
-        opt
-          .setName('limit')
-          .setDescription('Max number of tickets to export (default 500)')
-          .setMinValue(1)
-          .setMaxValue(5000)
-          .setRequired(false)
-      ),
-
-    new SlashCommandBuilder()
-      .setName('search')
-      .setDescription('Search for tickets')
-      .setContexts([InteractionContextType.Guild])
-      .setIntegrationTypes([ApplicationIntegrationType.GuildInstall])
-      .setDefaultMemberPermissions(PermissionFlagsBits.ManageMessages)
-      .addStringOption(opt =>
-        opt
-          .setName('query')
-          .setDescription('Search query (email, subject, or ticket number)')
-          .setMinLength(2)
-          .setMaxLength(100)
-          .setRequired(true)
-      )
-      .addStringOption(opt =>
-        opt
-          .setName('status')
-          .setDescription('Filter by status')
-          .setRequired(false)
-          .addChoices(
-            { name: 'Open', value: 'open' },
-            { name: 'Closed', value: 'closed' },
-            { name: 'All', value: 'all' }
-          )
-      ),
-
-    new SlashCommandBuilder()
-      .setName('stats')
-      .setDescription('View bot statistics and analytics')
-      .setContexts([InteractionContextType.Guild])
-      .setIntegrationTypes([ApplicationIntegrationType.GuildInstall])
-      .setDefaultMemberPermissions(PermissionFlagsBits.Administrator),
-
     new SlashCommandBuilder()
       .setName('closetimer')
       .setDescription('Set the force-close countdown duration')
@@ -456,13 +391,6 @@ async function registerCommands() {
       .setIntegrationTypes([ApplicationIntegrationType.GuildInstall])
       .setDefaultMemberPermissions(PermissionFlagsBits.ManageMessages),
 
-    new SlashCommandBuilder()
-      .setName('fix-stale-tickets')
-      .setDescription('Admin only: backfill lastActivity on open tickets where it is null (sets to createdAt).')
-      .setContexts([InteractionContextType.Guild])
-      .setIntegrationTypes([ApplicationIntegrationType.GuildInstall])
-      .setDefaultMemberPermissions(PermissionFlagsBits.Administrator),
-
     new SlashCommandBuilder()
       .setName('signature')
       .setDescription('Set your personal email signature (valediction, display name, tagline)')