feat(auth): add database and auth token generation + storage

pkg/auth/auth.go

@@ -0,0 +1,28 @@
+package auth
+
+import (
+	"crypto/rand"
+	"encoding/hex"
+	"log"
+
+	"tomatentum.net/svg-templater/internal/database"
+)
+
+func generateToken() string {
+	token := make([]byte, 32)
+	if _, err := rand.Read(token); err != nil {
+		log.Fatal("Failed to generate Token:\n", err)
+		return ""
+	}
+	return hex.EncodeToString(token)
+}
+
+func CreateToken(name string) (string, error) {
+	token := generateToken()
+	err := database.InsertToken(name, token)
+	return token, err
+}
+
+func DeleteToken(name string) error {
+	return database.DeleteToken(name)
+}