ci: install the anthropic extra so the prompt cache wire tests actually run

Signed-off-by: averatec0773 <575907690@qq.com>

.github/workflows/test.yml

@@ -95,7 +95,7 @@ jobs:
         # OpenBB Workspace bridge would report green while never being exercised.
         # `stats` is included for the same reason: the quantlib econometrics
         # tests skip without statsmodels/arch, and skipped is not tested.
-        run: pip install -e ".[dev,openbb,stats]"
+        run: pip install -e ".[dev,openbb,stats,anthropic]"
 
       - name: Verify optional extras under test are importable
         # Fails loudly if an extra stops resolving, instead of letting its
@@ -104,6 +104,7 @@ jobs:
           python -c "import openbb_ai, importlib.metadata as m; print('openbb-ai', m.version('openbb-ai'))"
           python -c "import statsmodels; print('statsmodels', statsmodels.__version__)"
           python -c "import arch; print('arch', arch.__version__)"
+          python -c "import langchain_anthropic; print('langchain-anthropic', langchain_anthropic.__version__)"
 
       - name: Repository safety gates
         run: bash tools/ci_grep_gates.sh