chore(release): v0.3.0 — Cut E (양방향 git sync + Configure UI + Conflict resolution)

- F21 promoted (✅ v0.3.0 Cut E — A+B+C 옵션, both deferred)
- version 0.2.11 → 0.3.0 (semver MINOR — Major 영역 진입)
- 단위 608 → 680 (+72): GitClient 5 + upsertFromSync 5 + ImportService 18 + SyncService bidirectional 5 + resolveConflict 4 + SettingsService 6 + sync IPC 17 + SyncSection 4 + ConflictModal 3 + SyncTimer 5
- typecheck 0 errors

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "inkling",
-  "version": "0.2.11",
+  "version": "0.3.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "inkling",
-      "version": "0.2.11",
+      "version": "0.3.0",
       "dependencies": {
         "better-sqlite3": "12.9.0",
         "electron-log": "5.2.0",