feat: support multi-root discovery for Antigravity 2.0 and IDE

README.ja.md

@@ -158,7 +158,7 @@ swift test                   # ユニットテスト
 |---|---|---|
 | `~/.claude/projects/**/*.jsonl` | Claude Code daily/blocks/weekly/monthly | 直接読み取り；メッセージ id で重複排除；増分キャッシュ |
 | `~/.gemini/tmp/**/chats/*.json(l)` | Gemini CLI daily/monthly | セッションレコード（メッセージ別 `tokens`）；週間 = daily 合算 |
-| `~/.gemini/antigravity-cli/conversations/*.db` | Antigravity daily/blocks/weekly/monthly | SQLite 読み取り専用；Cascade protobuf blob の呼び出し単位の使用量；Gemini には合算しない独立プロバイダ；サブスクのためコストは推定しない |
+| `~/.gemini/antigravity/conversations/*.db`<br>`~/.gemini/antigravity-cli/conversations/*.db`<br>`~/.gemini/antigravity-ide/conversations/*.db` | Antigravity daily/blocks/weekly/monthly | SQLite 読み取り専用；Cascade protobuf blob の呼び出し単位の使用量；Antigravity 2.0/Core, CLI, IDE をサポート；Gemini には合算しない独立プロバイダ；サブスクのためコストは推定しない |
 | `~/.codex/sessions/**/*.jsonl` | Codex daily/monthly | `token_count` イベント；週間 = daily 合算 |
 | `~/.local/share/opencode/opencode.db` | OpenCode daily/blocks/weekly/monthly | SQLite 読み取り専用；レガシー `storage/message` JSON にも対応 |
 | `~/.hermes/state.db` | Hermes Agent daily/blocks/weekly/monthly | SQLite 読み取り専用；セッショントークン合計と保存済みコスト |

README.ko.md

@@ -158,7 +158,7 @@ swift test                   # 단위 테스트
 |---|---|---|
 | `~/.claude/projects/**/*.jsonl` | Claude Code daily/blocks/weekly/monthly | 직접 읽음; 메시지 id 로 중복제거; 증분 캐시 |
 | `~/.gemini/tmp/**/chats/*.json(l)` | Gemini CLI daily/monthly | 세션 레코드(메시지별 `tokens`); 주간 = daily 합산 |
-| `~/.gemini/antigravity-cli/conversations/*.db` | Antigravity daily/blocks/weekly/monthly | SQLite 읽기 전용; Cascade protobuf blob 의 호출별 사용량; Gemini 에 합산하지 않는 별도 프로바이더; 구독제라 비용은 추정하지 않음 |
+| `~/.gemini/antigravity/conversations/*.db`<br>`~/.gemini/antigravity-cli/conversations/*.db`<br>`~/.gemini/antigravity-ide/conversations/*.db` | Antigravity daily/blocks/weekly/monthly | SQLite 읽기 전용; Cascade protobuf blob 의 호출별 사용량; Antigravity 2.0/Core, CLI, IDE 모두 지원; Gemini 에 합산하지 않는 별도 프로바이더; 구독제라 비용은 추정하지 않음 |
 | `~/.codex/sessions/**/*.jsonl` | Codex daily/monthly | `token_count` 이벤트; 주간 = daily 합산 |
 | `~/.local/share/opencode/opencode.db` | OpenCode daily/blocks/weekly/monthly | SQLite 읽기 전용; 레거시 `storage/message` JSON도 지원 |
 | `~/.hermes/state.db` | Hermes Agent daily/blocks/weekly/monthly | SQLite 읽기 전용; 세션 토큰 합계와 저장된 비용 |

README.md

@@ -158,7 +158,7 @@ swift test                   # unit tests
 |---|---|---|
 | `~/.claude/projects/**/*.jsonl` | Claude Code daily/blocks/weekly/monthly | read directly; deduped by message id; cached incrementally |
 | `~/.gemini/tmp/**/chats/*.json(l)` | Gemini CLI daily/monthly | session records (`tokens` per message); weekly = daily sum |
-| `~/.gemini/antigravity-cli/conversations/*.db` | Antigravity daily/blocks/weekly/monthly | SQLite read-only; per-call usage from the Cascade protobuf blob; its own provider, not folded into Gemini; a subscription, so no cost is estimated |
+| `~/.gemini/antigravity/conversations/*.db`<br>`~/.gemini/antigravity-cli/conversations/*.db`<br>`~/.gemini/antigravity-ide/conversations/*.db` | Antigravity daily/blocks/weekly/monthly | SQLite read-only; per-call usage from the Cascade protobuf blob; supports Antigravity 2.0/Core, CLI & IDE; its own provider, not folded into Gemini; a subscription, so no cost is estimated |
 | `~/.codex/sessions/**/*.jsonl` | Codex daily/monthly | `token_count` events; weekly = daily sum |
 | `~/.local/share/opencode/opencode.db` | OpenCode daily/blocks/weekly/monthly | SQLite read-only; legacy `storage/message` JSON is also supported |
 | `~/.hermes/state.db` | Hermes Agent daily/blocks/weekly/monthly | SQLite read-only; session token totals and persisted cost |