Refactor folder (#10475)

Move many third-party components' source codes from the src folder to a new folder called deps_src. The goal is to make the code structure clearer and easier to navigate.

deps_src/hints/CMakeLists.txt

@@ -0,0 +1,43 @@
+cmake_minimum_required(VERSION 3.13)
+project(hints)
+
+# Create interface library for hints (header-only if no source files)
+# Since HintsToPot.cpp is an executable, we create both:
+# 1. An interface library for using hints in other projects
+# 2. An executable for the HintsToPot utility
+
+# Create the utility executable
+add_executable(hintsToPot
+    HintsToPot.cpp)
+
+# Set include directories for the executable
+target_include_directories(hintsToPot 
+    PRIVATE 
+        ${CMAKE_CURRENT_SOURCE_DIR}
+)
+
+# Link required libraries
+if(TARGET boost_libs)
+    target_link_libraries(hintsToPot PRIVATE boost_libs)
+endif()
+
+# Create an interface library for other projects to use
+add_library(hints INTERFACE)
+
+# Set include directories for the interface library
+target_include_directories(hints 
+    INTERFACE 
+        $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>
+        $<INSTALL_INTERFACE:include>
+)
+
+# Add any compile features or definitions if needed
+target_compile_features(hints INTERFACE cxx_std_17)
+
+# Check if encoding_check function is available
+if(COMMAND encoding_check)
+    encoding_check(hintsToPot)
+endif()
+
+
+