feat: auth system, scrip scheduler, UI widgets, and new API routes

- Add session-based authentication (login page, middleware, auth context)
- Add cron-like scrip scheduler for time-based conditions
- Add layout builder, scrip wizard, searchable select components
- Add trend chart widget for dashboards
- Add notifications, attachments, queue-permissions API routes
- Add seed-users script
- Update schema with 10 new migrations (0008-0017)
- Apply redesign: Linear-inspired dark theme, conversation-centric UI
- Gitignore runtime data directory

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

drizzle/migrations/meta/_journal.json

@@ -57,6 +57,76 @@
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       "tag": "0007_flimsy_roughhouse",
       "breakpoints": true
+    },
+    {
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+      "tag": "0008_sturdy_prism",
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+      "version": "7",
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+      "tag": "0009_tiny_lady_vermin",
+      "breakpoints": true
+    },
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+      "version": "7",
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+      "tag": "0010_misty_morg",
+      "breakpoints": true
+    },
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+      "version": "7",
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+      "tag": "0011_breezy_tyrannus",
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+    {
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+      "version": "7",
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+      "tag": "0012_living_photon",
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+      "tag": "0013_bored_silvermane",
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+      "tag": "0014_cloudy_siren",
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+      "version": "7",
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+      "tag": "0015_tense_patch",
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+      "tag": "0016_famous_maximus",
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+      "tag": "0017_redundant_the_renegades",
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   ]
 }