Initial commit

This commit contains skeleton of the application with
uber/fx DI library.

modules/grace/graceful.go

@@ -0,0 +1,26 @@
+package grace
+
+import (
+	"context"
+	"log"
+	"os"
+	"os/signal"
+	"syscall"
+)
+
+func NewGracefulContext() context.Context {
+	ctx, cancel := context.WithCancel(context.Background())
+
+	go func() {
+		ch := make(chan os.Signal, 1)
+		signal.Notify(ch, syscall.SIGINT, syscall.SIGTERM)
+		select {
+		case <-ch:
+			log.Print("ctx: caught interrupt signal")
+			cancel()
+		case <-ctx.Done():
+		}
+	}()
+
+	return ctx
+}

modules/settings/settings.go

@@ -0,0 +1,20 @@
+package settings
+
+const (
+	version          = "3.0.0"
+	discordTokenPath = "./tokens/.discordtoken"
+)
+
+type (
+	Settings struct {
+		Version          string
+		DiscordTokenPath string
+	}
+)
+
+func NewSettings() Settings {
+	return Settings{
+		Version:          version,
+		DiscordTokenPath: discordTokenPath,
+	}
+}