feat: transform contact chat into structured interview experience

CLAUDE.md

@@ -149,6 +149,7 @@ We follow Test-Driven Development for component and utility code:
    - `pnpm typecheck` — TypeScript type checking
    - `pnpm lint` — Biome linting
    - `pnpm test` — Unit tests
+   - `just e2e` — End-to-end tests
 
 2. **`just dev`** — Verify dev server starts:
    - Confirm no startup errors
@@ -159,10 +160,6 @@ We follow Test-Driven Development for component and utility code:
    - Check variants and edge cases visually
    - Confirm no visual regressions
 
-4. **`just e2e`** — End-to-end tests:
-   - Run Playwright tests against the built app
-   - Verify critical user journeys work
-
 All checks must pass before work is considered done.
 
 ## Progress Tracking

biome.json

@@ -29,6 +29,7 @@
       ".vinxi",
       ".output",
       ".tanstack",
+      ".wrangler",
       "*.gen.ts",
       "/nix/**",
       "test-results",