Merge branch 'upstream' into concedo_experimental

# Conflicts:
#	.github/workflows/close-issue.yml
#	docs/build-s390x.md
#	examples/convert-llama2c-to-ggml/convert-llama2c-to-ggml.cpp
#	ggml/CMakeLists.txt
#	ggml/src/ggml-cann/ggml-cann.cpp
#	ggml/src/ggml-cpu/CMakeLists.txt
#	ggml/src/ggml-cpu/kleidiai/kleidiai.cpp
#	ggml/src/ggml-cuda/fattn-tile-f16.cu
#	ggml/src/ggml-cuda/fattn.cu
#	ggml/src/ggml-webgpu/ggml-webgpu.cpp
#	scripts/tool_bench.py
#	tests/test-backend-ops.cpp
#	tools/batched-bench/batched-bench.cpp
#	tools/server/README.md

common/chat.cpp

@@ -163,6 +163,19 @@ common_chat_tool_choice common_chat_tool_choice_parse_oaicompat(const std::strin
     throw std::runtime_error("Invalid tool_choice: " + tool_choice);
 }
 
+bool common_chat_templates_support_enable_thinking(const common_chat_templates * chat_templates) {
+    common_chat_templates_inputs dummy_inputs;
+    common_chat_msg msg;
+    msg.role = "user";
+    msg.content = "test";
+    dummy_inputs.messages = {msg};
+    dummy_inputs.enable_thinking = false;
+    const auto rendered_no_thinking = common_chat_templates_apply(chat_templates, dummy_inputs);
+    dummy_inputs.enable_thinking = true;
+    const auto rendered_with_thinking = common_chat_templates_apply(chat_templates, dummy_inputs);
+    return rendered_no_thinking.prompt != rendered_with_thinking.prompt;
+}
+
 template <>
 std::vector<common_chat_msg> common_chat_msgs_parse_oaicompat(const json & messages) {
     std::vector<common_chat_msg> msgs;