v0.1.1

• fix: normalize niggahīta variants (ṁ, ŋ) to ṃ in search queries
• test: update history provider tests for HistoryEntry type
• feat: fuzzy search UI - toggle button, mode routing, tooltips, flat results
• feat: fuzzy mode state, settings persistence, and history tracking
• feat: add searchFuzzy() DAO method
• feat: add fuzzy_key column to Lookup schema and bump schema version
• chore: reorganize justfile with platform-prefixed commands
• fix: use adb install in install-fresh to avoid flutter install picking wrong APK