feat: bootstrap foundation application

apps/server/internal/logging/logging.go

@@ -0,0 +1,24 @@
+package logging
+
+import (
+	"log/slog"
+	"os"
+	"strings"
+)
+
+func New(level string) *slog.Logger {
+	var slogLevel slog.Level
+	switch strings.ToUpper(level) {
+	case "DEBUG":
+		slogLevel = slog.LevelDebug
+	case "WARN":
+		slogLevel = slog.LevelWarn
+	case "ERROR":
+		slogLevel = slog.LevelError
+	default:
+		slogLevel = slog.LevelInfo
+	}
+
+	handler := slog.NewTextHandler(os.Stdout, &slog.HandlerOptions{Level: slogLevel})
+	return slog.New(handler)
+}