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/commands/portfolio.py

@@ -15,7 +15,6 @@ from app.schemas.portfolio import (
     CommentUpdateRequest,
     CreatePortfolioRequest,
     InvestRequest,
-    PortfolioTagMutationRequest,
     ResetPortfolioRequest,
     SellRequest,
     TransferRequest,
@@ -27,9 +26,7 @@ _NAME_RE = re.compile(r"^[a-zA-Z0-9._:\-]{1,100}$")
 
 portfolio_app = typer.Typer(help="Portfolio lifecycle and trade commands.")
 comment_app = typer.Typer(help="Portfolio comment history commands.")
-tag_app = typer.Typer(help="Portfolio tag commands.")
 portfolio_app.add_typer(comment_app, name="comment")
-portfolio_app.add_typer(tag_app, name="tag")
 
 
 def _parse_strategy_params(value: str) -> dict[str, Any]:
@@ -434,41 +431,3 @@ def comment_delete(
         ctx.obj.console.print(f"Deleted comment: {comment_id}")
 
 
-@tag_app.command("add")
-def tag_add(
-    ctx: typer.Context,
-    portfolio_id: str = typer.Argument(..., help="Portfolio UUID."),
-    tag: str = typer.Option(..., "--tag", help="Tag value."),
-) -> None:
-    detail = _with_service(
-        ctx,
-        lambda service, app_context: service.add_tag(portfolio_id, PortfolioTagMutationRequest(tag=tag)),
-    )
-    render_output(ctx.obj.console, ctx.obj.output_format, detail)
-
-
-@tag_app.command("list")
-def tag_list(
-    ctx: typer.Context,
-    portfolio_id: str = typer.Argument(..., help="Portfolio UUID."),
-) -> None:
-    detail = _with_service(ctx, lambda service, app_context: service.list_tags(portfolio_id))
-    render_output(ctx.obj.console, ctx.obj.output_format, detail, empty_message="No tags found.")
-
-
-@tag_app.command("remove")
-def tag_remove(
-    ctx: typer.Context,
-    portfolio_id: str = typer.Argument(..., help="Portfolio UUID."),
-    tag: str = typer.Option(..., "--tag", help="Tag value."),
-    force: bool = typer.Option(False, "--force", help="Skip confirmation prompt."),
-) -> None:
-    _confirm(force, f"Remove tag {tag!r} from portfolio {portfolio_id}?")
-    _with_service(
-        ctx,
-        lambda service, app_context: service.remove_tag(portfolio_id, PortfolioTagMutationRequest(tag=tag)),
-    )
-    if ctx.obj.output_format == "json":
-        render_output(ctx.obj.console, ctx.obj.output_format, {"portfolio_id": portfolio_id, "deleted": tag.strip()})
-    else:
-        ctx.obj.console.print(f"Removed tag: {tag.strip()}")