Initial commit: Brachnha Insight project setup

- Next.js 14+ with App Router and TypeScript
- Tailwind CSS and ShadCN UI styling
- Zustand state management
- Dexie.js for IndexedDB (local-first data)
- Auth.js v5 for authentication
- BMAD framework integration

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

_bmad-output/settings-modal-snapshot.txt

@@ -0,0 +1,27 @@
+uid=3_0 RootWebArea "Test01 - Local-First Venting" url="http://localhost:3000/settings"
+  uid=3_1 StaticText "Offline - Saved locally"
+  uid=3_2 button "Open Next.js Dev Tools" expandable haspopup="menu"
+  uid=3_3 dialog "Add New Provider"
+    uid=3_4 heading "Add New Provider" level="2"
+    uid=3_5 StaticText "Add New Provider"
+    uid=3_6 StaticText "Configure your provider profile. Your API Key is stored locally in your browser."
+    uid=3_7 StaticText "Provider Name"
+    uid=3_8 textbox "Provider Name" focusable focused
+    uid=3_9 StaticText "A label to identify this provider (e.g., "My OpenAI Key")"
+    uid=3_10 StaticText "Quick Setup"
+    uid=3_11 button "OpenAI" description="Official OpenAI API endpoint"
+    uid=3_12 button "DeepSeek" description="DeepSeek AI - High performance, cost effective"
+    uid=3_13 button "OpenRouter" description="Unified API for multiple providers"
+    uid=3_14 StaticText "Base URL"
+    uid=3_15 textbox "Base URL" value="https://api.openai.com/v1"
+    uid=3_16 StaticText "API endpoint URL (e.g., https://api.openai.com/v1)"
+    uid=3_17 StaticText "Model Name"
+    uid=3_18 textbox "Model Name" value="gpt-4o"
+    uid=3_19 StaticText "Model identifier (e.g., gpt-4o, deepseek-chat)"
+    uid=3_20 StaticText "API Key"
+    uid=3_21 textbox "API Key"
+    uid=3_22 button "Show API key"
+    uid=3_23 StaticText "Stored locally in your browser with basic encoding. Never sent to our servers."
+    uid=3_24 button "Cancel"
+    uid=3_25 button "Save as New Provider"
+    uid=3_26 button "Close"