chore: import upstream snapshot with attribution

tools/cli/CMakeLists.txt

@@ -0,0 +1,27 @@
+# llama-cli-impl: CLI logic, reusable by app
+
+set(TARGET llama-cli-impl)
+
+add_library(${TARGET} cli.cpp
+                      cli-client.cpp
+                      cli-context.cpp)
+set_target_properties(${TARGET} PROPERTIES WINDOWS_EXPORT_ALL_SYMBOLS ON)
+
+target_include_directories(${TARGET} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR} ../server)
+target_link_libraries(${TARGET} PUBLIC llama-server-impl llama-common ${CMAKE_THREAD_LIBS_INIT})
+
+if(LLAMA_TOOLS_INSTALL)
+    install(TARGETS ${TARGET} LIBRARY)
+endif()
+
+# llama-cli executable
+
+set(TARGET llama-cli)
+
+add_executable(${TARGET} main.cpp)
+target_link_libraries(${TARGET} PRIVATE llama-cli-impl)
+target_compile_features(${TARGET} PRIVATE cxx_std_17)
+
+if(LLAMA_TOOLS_INSTALL)
+    install(TARGETS ${TARGET} RUNTIME)
+endif()