feat: v0.1.0 - geolocation capture, calendar, search, Starlight docs site

- Automatic browser geolocation capture on event creation
- Reverse geocoding via Nominatim API for place names
- Full-text search with SQLite FTS5
- Calendar view for browsing past entries
- DateNavigator component for day navigation
- SearchModal with Ctrl+K shortcut
- QuickAddWidget with Ctrl+J shortcut
- Starlight documentation site with GitHub Pages deployment
- Multiple AI provider support (Groq, OpenAI, Anthropic, Ollama, LM Studio)
- Multi-user registration support

BREAKING: Events now include latitude/longitude/placeName fields

backend/.env.example

@@ -1,27 +1,51 @@
-# Database connection (SQLite, PostgreSQL, or MySQL)
+# =============================================================================
+# DearDiary Configuration
+# =============================================================================
+
+# -----------------------------------------------------------------------------
+# Database (SQLite, PostgreSQL, or MySQL)
+# -----------------------------------------------------------------------------
 DATABASE_URL="file:./data/deardiary.db"
 
-# Media storage directory
-MEDIA_DIR="./data/media"
+# Example PostgreSQL:
+# DATABASE_URL="postgresql://postgres:password@db:5432/deardiary"
 
-# JWT secret for authentication tokens (REQUIRED in production)
-JWT_SECRET="change-this-to-a-random-string-in-production"
+# Example MySQL:
+# DATABASE_URL="mysql://root:password@localhost:3306/deardiary"
+
+# -----------------------------------------------------------------------------
+# Application
+# -----------------------------------------------------------------------------
+# App name displayed in UI
+APP_NAME="DearDiary"
+
+# App version
+VERSION="0.1.0"
 
 # Server port
 PORT="3000"
 
-# CORS origin (use specific domain in production)
+# -----------------------------------------------------------------------------
+# Security
+# -----------------------------------------------------------------------------
+# JWT secret for authentication tokens (REQUIRED in production)
+JWT_SECRET="change-this-to-a-random-string-in-production"
+
+# CORS origin (use specific domain in production, e.g., "https://yourapp.com")
 CORS_ORIGIN="*"
 
-# Default user (auto-created on startup if doesn't exist)
+# -----------------------------------------------------------------------------
+# User Management
+# -----------------------------------------------------------------------------
+# Enable/disable user registration ("true" or "false")
+REGISTRATION_ENABLED="false"
+
+# Default admin user (auto-created on startup if doesn't exist)
 DEFAULT_USER_EMAIL="admin@localhost"
 DEFAULT_USER_PASSWORD="changeme123"
 
-# Default journal prompt (strict anti-hallucination)
-# JOURNAL_PROMPT="You are a factual diary summarizer. Your ONLY job is to summarize the entries provided to you - nothing more.\n\nCRITICAL RULES:\n1. ONLY use information explicitly stated in the entries below\n2. NEVER invent, assume, or hallucinate any detail not in the entries\n3. NEVER add activities, emotions, weather, or context not directly mentioned\n4. If something is unclear in the entries, simply state what IS clear\n5. Keep the summary grounded and factual - no embellishment\n6. Do not write in an overly creative or story-telling style\n7. Only reference what the user explicitly recorded"
-
-# Example PostgreSQL connection:
-# DATABASE_URL="postgresql://postgres:password@db:5432/deardiary"
-
-# Example MySQL connection:
-# DATABASE_URL="mysql://root:password@localhost:3306/deardiary"
+# -----------------------------------------------------------------------------
+# Storage
+# -----------------------------------------------------------------------------
+# Media storage directory
+MEDIA_DIR="./data/media"