docs: backfill task 1.6 commit SHA

.planning/ROADMAP.md

@@ -54,7 +54,7 @@ These rules govern every task. Any deviation must be discussed and documented as
 | 1.3  | [Vite dev proxy + path aliases + tsconfig hardening](./phase-1-foundation/03-vite-dev-proxy.md)              | 🟩     | `39b60c9` |
 | 1.4  | [Runtime config endpoint](./phase-1-foundation/04-runtime-config.md)                                         | 🟩     | `8e2151a` |
 | 1.5  | [Directus auth client (cookie mode + refresh)](./phase-1-foundation/05-directus-auth-client.md)              | 🟩     | `38fe2e3` |
-| 1.6  | [Login page](./phase-1-foundation/06-login-page.md)                                                          | 🟩     | `PENDING_SHA` |
+| 1.6  | [Login page](./phase-1-foundation/06-login-page.md)                                                          | 🟩     | `7215cb5` |
 | 1.7  | [Routing skeleton (TanStack Router + role-aware guards)](./phase-1-foundation/07-routing-skeleton.md)        | ⬜     | —         |
 | 1.8  | [Logout flow](./phase-1-foundation/08-logout-flow.md)                                                        | ⬜     | —         |
 | 1.9  | [Gitea CI + Dockerfile + nginx static serve](./phase-1-foundation/09-gitea-ci-and-dockerfile.md)             | ⬜     | —         |

.planning/phase-1-foundation/06-login-page.md

@@ -183,4 +183,4 @@ Search-param redirect (`?redirect=...`) also deferred to 1.7 — there's no rout
 
 **Smoke check:** `pnpm typecheck`, `pnpm lint`, `pnpm format:check`, `pnpm build` all green. Bundle: 330KB / 102KB gzipped (up from 261KB / 80KB; react-hook-form + radix-ui from the shadcn `Form` primitive are now in the runtime path). Browser-side login against a stage Directus is the operational gate — pending until 1.10 deploys the SPA there.
 
-Landed in `PENDING_SHA`.
+Landed in `7215cb5`.