feat: 태그 HTTP API(BAT-004) 및 pfhub tag CLI + baseline 문서 갱신(BAT-005)

BAT-004 (REQ-004, REQ-005):
- app/api/v1_tags.py: POST /v1/tags, GET /v1/tags, PATCH /v1/tags/{id}/deactivate
- app/api/v1_portfolios.py: POST/DELETE /v1/portfolios/{id}/tags
- app/api/v1_assets.py: POST/DELETE /v1/assets/{id}/tags 엔드포인트 추가
- app/schemas/v1.py: TagItem, TagCreateRequest, TagListResponse, TagApplyRequest/Response 추가
- app/repositories/portfolio_repository.py, postgres.py: append/remove_portfolio_tag_id 추가
- app/main.py: v1_portfolios_router, v1_tags_router 등록
- tests/test_tags_http_api.py: 22개 HTTP API 테스트

BAT-005 (REQ-007, REQ-008):
- app/cli/commands/tag.py: pfhub tag create/list/deactivate/apply/remove 7개 커맨드 신규
- app/cli/main.py: tag_app 등록
- app/cli/commands/portfolio.py: pfhub portfolio tag add/list/remove 완전 제거(breaking change)
- app/cli/core/utils.py: print_tag_table + list[Tag] render 분기 추가
- tests/test_tags_cli.py: REQ-007 AC-1~9 커버 24개 CLI 테스트 신규
- tests/test_cli.py: 제거된 portfolio tag 테스트 2개 삭제
- docs/data-model.md, interface-contract.md, project-structure.md, runtime-flows.md: 태그 모델 baseline 갱신(REQ-008)
- docs/batches/: BAT-004, BAT-005 전체 산출물(release-candidate)

247 passed

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app/cli/core/utils.py

@@ -13,7 +13,7 @@ from rich.panel import Panel
 from rich.table import Table
 
 from app.core.errors import FeatureNotReadyError
-from app.domain.models import Daemon
+from app.domain.models import Daemon, Tag
 from app.schemas.auth import AuthTokenResponse
 from app.schemas.portfolio import CommentResponse, PortfolioDetailResponse, PortfolioListItem
 from app.schemas.user import UserResponse
@@ -231,6 +231,26 @@ def print_comment_table(console: Console, comments: list[CommentResponse]) -> No
     console.print(table)
 
 
+def print_tag_table(console: Console, tags: list[Tag]) -> None:
+    table = Table(title="Tags", expand=True)
+    table.add_column("ID", style="cyan", no_wrap=True)
+    table.add_column("Name", no_wrap=True)
+    table.add_column("Admin", no_wrap=True)
+    table.add_column("Active", no_wrap=True)
+    table.add_column("Created By", no_wrap=True)
+    table.add_column("Created At", no_wrap=True)
+    for tag in tags:
+        table.add_row(
+            tag.tag_id,
+            tag.name,
+            "yes" if tag.is_admin_tag else "no",
+            "yes" if tag.is_active else "no",
+            tag.created_by_user_id or "-",
+            tag.created_at.isoformat(timespec="seconds") if tag.created_at else "N/A",
+        )
+    console.print(table)
+
+
 def print_comment_detail(console: Console, comment: CommentResponse) -> None:
     console.print(
         Panel.fit(
@@ -276,6 +296,9 @@ def render_output(console: Console, output_format: str, payload: Any, *, empty_m
         if all(isinstance(item, AuthTokenResponse) for item in payload):
             print_service_token_table(console, payload)
             return
+        if all(isinstance(item, Tag) for item in payload):
+            print_tag_table(console, payload)
+            return
         return
 
     if isinstance(payload, PortfolioDetailResponse):