Remove per-file copyright headers (#220)

* Remove copyright headers from code

* Remove copyright header from proxy generator, ingest api changes

Author: yuandrew

LICENSE

@@ -1,6 +1,6 @@
 The MIT License
 
-Copyright (c) 2022 Temporal Technologies Inc.  All rights reserved.
+Copyright (c) 2025 Temporal Technologies Inc.  All rights reserved.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

Makefile

@@ -5,7 +5,7 @@ all: install test
 install: grpc-install mockgen-install goimports-install update-proto
 
 # Compile proto files.
-proto: http-api-docs grpc goimports proxy grpc-mock copyright
+proto: http-api-docs grpc goimports proxy grpc-mock
 
 # Update submodule and compile proto files.
 update-proto: update-proto-submodule proto gomodtidy
@@ -118,11 +118,6 @@ goimports-install:
 	printf $(COLOR) "Install/update goimports..."
 	go install golang.org/x/tools/cmd/goimports@latest
 
-##### License header #####
-copyright:
-	printf $(COLOR) "Update license headers..."
-	go run ./cmd/copyright/licensegen.go
-
 ##### go.mod #####
 update-dependencies:
 	printf $(COLOR) "Update go dependencies..."

activity/v1/message.go-helpers.pb.go

@@ -1,27 +1,3 @@
-// The MIT License
-//
-// Copyright (c) 2020 Temporal Technologies Inc.  All rights reserved.
-//
-// Copyright (c) 2020 Uber Technologies, Inc.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a copy
-// of this software and associated documentation files (the "Software"), to deal
-// in the Software without restriction, including without limitation the rights
-// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-// copies of the Software, and to permit persons to whom the Software is
-// furnished to do so, subject to the following conditions:
-//
-// The above copyright notice and this permission notice shall be included in
-// all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-// THE SOFTWARE.
-
 package build
 
 import (

activity/v1/message.pb.go

@@ -1,25 +1,3 @@
-// The MIT License
-//
-// Copyright (c) 2022 Temporal Technologies Inc.  All rights reserved.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a copy
-// of this software and associated documentation files (the "Software"), to deal
-// in the Software without restriction, including without limitation the rights
-// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-// copies of the Software, and to permit persons to whom the Software is
-// furnished to do so, subject to the following conditions:
-//
-// The above copyright notice and this permission notice shall be included in
-// all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-// THE SOFTWARE.
-
 package main
 
 import (