[07-Release] #218 v0.3.0 — real Gemma 4 E2B + RAM gate

- pubspec 0.2.0+2 → 0.3.0+3
- CHANGELOG 0.3.0 — OQ-1 해결(real Gemma), AC-6 RAM 게이트, 88 tests, sticky cache fix
- APK SHA-256 4a237d5124bfcd56aaa8c0ae89060a9ecf9ce7cc739f0b056ce66e9b9ca6b54a

Refs #218

app/pubspec.yaml

@@ -1,7 +1,7 @@
 name: life_helper
 description: "Huberman + Atomic Habits + Tiny Habits + If-Then. Local-first habit/checklist/todo."
 publish_to: 'none'
-version: 0.2.0+2
+version: 0.3.0+3
 
 environment:
   sdk: ^3.12.2