feat: Add agents and agents settings

sources/providers/CMakeLists.txt

@@ -0,0 +1,22 @@
+add_library(Providers STATIC
+    ProviderID.hpp
+    Provider.hpp Provider.cpp
+    ProviderFactory.hpp ProviderFactory.cpp
+)
+
+target_link_libraries(Providers
+    PUBLIC
+        Qt::Core
+        Qt::Network
+        QtCreator::Core
+        QtCreator::Utils
+        LLMQore
+        Common
+    PRIVATE
+        QodeAssistLogger
+)
+
+target_include_directories(Providers
+    PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}
+    PRIVATE ${CMAKE_SOURCE_DIR}/sources/templates
+)