refactor(decnet_web/PersonaGeneration): wire shell + bump coverage floor

PersonaGeneration.tsx: 875 -> 357 LOC. Page now composes the data
hook + PersonaCard + PersonaEditor; bulk-import helpers stay in
helpers.ts; toast policy is the only UI concern left in the shell.

decnet_web/vite.config.ts

@@ -15,16 +15,16 @@ export default defineConfig({
       include: ['src/**/*.{ts,tsx}'],
       exclude: ['src/**/*.d.ts', 'src/test/**', 'src/main.tsx'],
       // Baseline floors. Each refactor PR raises these; never lower.
-      // Phase 5 (MazeNET trim): page shell down from 980 to 715 LOC
-      // (already partially modular; lifted fullscreen, topology data
-      // plane, and context-menu builder into focused hooks).
-      // 16 new tests. Suite: 37 files, 172 tests,
-      // 19.49% lines / 14.67% branches.
+      // Phase 6 (PersonaGeneration trim): page shell down from 875 to
+      // 357 LOC. Lifted helpers, PersonaCard, PersonaEditor, and a
+      // usePersonaGeneration data hook (GET/PUT, global + topology
+      // endpoints). 18 new tests. Suite: 40 files, 190 tests,
+      // 20.83% lines / 16.3% branches.
       thresholds: {
-        lines: 19,
+        lines: 20,
         functions: 17,
-        branches: 14,
-        statements: 18,
+        branches: 16,
+        statements: 19,
       },
     },
   },