statusweather: Use correct decimal separator.

Needs >=libfmt-8

CMakeLists.txt

@@ -11,7 +11,7 @@ set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF)
 
-find_package(fmt 7 REQUIRED CONFIG)
+find_package(fmt 8 REQUIRED CONFIG)
 find_package(restclient-cpp 0.5 REQUIRED CONFIG)
 find_package(nlohmann_json 3 REQUIRED CONFIG)
 find_package(Threads REQUIRED)

statusweather.cpp

@@ -172,9 +172,7 @@ void print_weather()
                                 return "#66ff66";
                             }()};
 
-    // NOTE: It is not possible to use local decimal separators and specify how
-    // many digits should be displayed after the separator. 🙁
-    std::cout << format(R"({0:s} <span color="{1:s}">{2:.1f}°C</span>{3:s})",
+    std::cout << format(R"({0:s} <span color="{1:s}">{2:.1Lf}°C</span>{3:s})",
                         weather.icon, color, weather.temperature,
                         weather.old ? R"( <span color="red">⏳</span>)" : "")
               << std::endl;