LibCore+Base: Move user-specific config files to $HOME/.config

Libraries/LibCore/ConfigFile.cpp

@@ -36,8 +36,8 @@ namespace Core {
 
 NonnullRefPtr<ConfigFile> ConfigFile::get_for_app(const String& app_name)
 {
-    String home_path = StandardPaths::home_directory();
+    String directory = StandardPaths::config_directory();
-    auto path = String::format("%s/%s.ini", home_path.characters(), app_name.characters());
+    auto path = String::format("%s/%s.ini", directory.characters(), app_name.characters());
     return adopt(*new ConfigFile(path));
 }
 

Libraries/LibCore/StandardPaths.cpp

@@ -61,6 +61,14 @@ String StandardPaths::downloads_directory()
     return LexicalPath::canonicalized_path(builder.to_string());
 }
 
+String StandardPaths::config_directory()
+{
+    StringBuilder builder;
+    builder.append(home_directory());
+    builder.append("/.config");
+    return LexicalPath::canonicalized_path(builder.to_string());
+}
+
 String StandardPaths::tempfile_directory()
 {
     return "/tmp";

Libraries/LibCore/StandardPaths.h

@@ -36,6 +36,7 @@ public:
     static String desktop_directory();
     static String downloads_directory();
     static String tempfile_directory();
+    static String config_directory();
 };
 
 }