feat: Add settings page for providers (#353)

sources/providersConfig/CMakeLists.txt

@@ -0,0 +1,27 @@
+add_library(ProvidersConfig STATIC
+    ProviderInstance.hpp ProviderInstance.cpp
+    ProviderInstanceLoader.hpp ProviderInstanceLoader.cpp
+    ProviderInstanceWriter.hpp ProviderInstanceWriter.cpp
+    ProviderInstanceFactory.hpp ProviderInstanceFactory.cpp
+    ProviderSecretsStore.hpp ProviderSecretsStore.cpp
+    ProviderLauncher.hpp ProviderLauncher.cpp
+
+    provider_instances.qrc
+)
+
+target_link_libraries(ProvidersConfig
+    PUBLIC
+        Qt::Core
+        Qt::Network
+        QtCreator::Core
+        QtCreator::Utils
+        QtCreator::TerminalLib
+    PRIVATE
+        QodeAssistLogger
+        TomlSerializer
+        tomlplusplus::tomlplusplus
+)
+
+target_include_directories(ProvidersConfig
+    PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}
+)