Add environment configuration, enhance Feishu session handling, and implement tests for TLS 1.2 and retry logic

tests/test_feishu_http.py

@@ -0,0 +1,29 @@
+import ssl
+
+from project_bitable_common import FEISHU_HTTP_RETRY_COUNT, TLS12HTTPAdapter, create_feishu_session
+
+
+def test_feishu_session_forces_tls_12() -> None:
+    session = create_feishu_session()
+    try:
+        adapter = session.get_adapter("https://open.feishu.cn")
+        assert isinstance(adapter, TLS12HTTPAdapter)
+        context = adapter._ssl_context
+        assert context.minimum_version == ssl.TLSVersion.TLSv1_2
+        assert context.maximum_version == ssl.TLSVersion.TLSv1_2
+    finally:
+        session.close()
+
+
+def test_token_session_can_retry_post_but_regular_session_cannot() -> None:
+    regular_session = create_feishu_session()
+    token_session = create_feishu_session(retry_post=True)
+    try:
+        regular_retry = regular_session.get_adapter("https://open.feishu.cn").max_retries
+        token_retry = token_session.get_adapter("https://open.feishu.cn").max_retries
+        assert regular_retry.total == FEISHU_HTTP_RETRY_COUNT
+        assert regular_retry.allowed_methods == frozenset({"GET", "HEAD", "OPTIONS"})
+        assert token_retry.allowed_methods is None
+    finally:
+        regular_session.close()
+        token_session.close()