go mod tidy and make license

Author: MalteHerrmann

go.mod

@@ -7,6 +7,7 @@ require (
 	github.com/charmbracelet/bubbles v0.21.0
 	github.com/charmbracelet/bubbletea v1.3.6
 	github.com/charmbracelet/lipgloss v1.1.0
+	github.com/ethereum/go-ethereum v1.16.2
 	github.com/noble-assets/orbiter v1.0.0-beta.0
 )
 
@@ -70,7 +71,6 @@ require (
 	github.com/dvsekhvalnov/jose2go v1.6.0 // indirect
 	github.com/emicklei/dot v1.6.2 // indirect
 	github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f // indirect
-	github.com/ethereum/go-ethereum v1.16.2 // indirect
 	github.com/fatih/color v1.18.0 // indirect
 	github.com/felixge/httpsnoop v1.0.4 // indirect
 	github.com/fsnotify/fsnotify v1.7.0 // indirect

internal/style.go

@@ -1,3 +1,20 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
 package internal
 
 import "github.com/charmbracelet/lipgloss"