fix: Remove workspace config, fix test suite, update snapshots

- Remove root /home/mamostehp/package.json workspace config
- Each project now independent (aligned with CI workflow)
- Add SafeAreaProvider mock to jest setup
- Add __DEV__ global for React Native tests
- Update 4 snapshots for SafeAreaView changes
- All 29 test suites pass (122 tests)

mobile/tsconfig.test.json

@@ -0,0 +1,16 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "types": ["jest", "node"]
+  },
+  "include": [
+    "src/**/*.ts", 
+    "src/**/*.tsx", 
+    "__mocks__/**/*.ts", 
+    "__mocks__/**/*.tsx",
+    "**/*.test.ts", 
+    "**/*.test.tsx", 
+    "**/*.spec.ts", 
+    "**/*.spec.tsx"
+  ]
+}