docs: Divi guides shortform/placeholders, hints name the write tools; test: Divi write end-to-end; version 0.3.0

- Hints (PostPresenter::DIVI_NOTE, outline, catalog) and server instructions (tree_rev rule)
  name the Divi write tools; guides divi-shortform and divi-placeholders, additions to
  divi-structure, divi-attrs, overview (tool groups, 'nur lesen'), workflows, content-types.
- D7 wording and the S7 exception in readme, guides and spec 1.3/5.2; readme 0.3.0.
- ToolNamingTest: every referenced guide topic exists; overview lists exactly the topics.
- tests/Integration/divi-write-smoke.sh: all write tools via OAuth, editor without
  unfiltered_html with benign probes (S6), Divi's own save filters on the new fixture
  synthetic-divi-filters.html (S7); admin-render.php accepts the new wrap class.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01At3V6SjwbMe6eMzVGW3Hs7

src/Integrations/Divi/Schema/DiviCatalogAbility.php

@@ -119,7 +119,7 @@ final class DiviCatalogAbility implements Ability
     public function execute(array $input): mixed
     {
         $catalog = $this->modules->catalog();
-        $notes = [self::CODE_NOTE, 'Details zur Vollform: lit-guide mit topic "divi-attrs".'];
+        $notes = [self::CODE_NOTE, 'Details und Beispiele: lit-guide mit topic "divi-shortform" bzw. "divi-attrs".'];
 
         if (! is_string($input['module'] ?? null) || $input['module'] === '') {
             $modules = [];