stick with go generate check instead

.github/workflows/checks.yml

@@ -182,9 +182,9 @@ jobs:
 
       - name: "Code consistency checks"
         run: |
-          make fmtcheck importscheck generate staticcheck exhaustive protobuf copyright
+          make fmtcheck importscheck generate staticcheck exhaustive protobuf
           if [[ -n "$(git status --porcelain)" ]]; then
-            echo >&2 "ERROR: Generated files are inconsistent. Run 'make generate protobuf copyright' locally and then commit the updated files."
+            echo >&2 "ERROR: Generated files are inconsistent. Run 'make generate' and 'make protobuf' locally and then commit the updated files."
             git >&2 status --porcelain
             exit 1
           fi

Makefile

@@ -26,9 +26,6 @@ staticcheck:
 exhaustive:
 	"$(CURDIR)/scripts/exhaustive.sh"
 
-copyright:
-	"$(CURDIR)/scripts/copyright.sh"
-
 # Run this if working on the website locally to run in watch mode.
 website:
 	$(MAKE) -C website website

copyright_headers.go

@@ -0,0 +1,6 @@
+// Copyright (c) HashiCorp, Inc.
+// SPDX-License-Identifier: BUSL-1.1
+
+package main
+
+//go:generate go run github.com/hashicorp/copywrite headers

docs/plugin-protocol/copyright_headers.go

@@ -0,0 +1,6 @@
+// Copyright (c) HashiCorp, Inc.
+// SPDX-License-Identifier: MPL-1.1
+
+package plugin_protocol
+
+//go:generate go run github.com/hashicorp/copywrite headers

internal/tfplugin5/copyright_headers.go

@@ -0,0 +1,6 @@
+// Copyright (c) HashiCorp, Inc.
+// SPDX-License-Identifier: MPL-1.1
+
+package tfplugin5
+
+//go:generate go run github.com/hashicorp/copywrite headers

internal/tfplugin6/copyright_headers.go

@@ -0,0 +1,6 @@
+// Copyright (c) HashiCorp, Inc.
+// SPDX-License-Identifier: MPL-1.1
+
+package tfplugin6
+
+//go:generate go run github.com/hashicorp/copywrite headers

scripts/copyright.sh

@@ -1,17 +0,0 @@
-#!/usr/bin/env bash
-# Copyright (c) HashiCorp, Inc.
-# SPDX-License-Identifier: BUSL-1.1
-
-# This script checks that all files have the appropriate copyright headers,
-# according to their nearest .copywrite.hcl config file. The copyright tool
-# does not natively support repos with multiple licenses, so we have to
-# script this ourselves.
-
-set -euo pipefail
-
-# Find all directories containing a .copywrite.hcl config file
-directories=$(find . -type f -name '.copywrite.hcl' -execdir pwd \;)
-
-for dir in $directories; do
-    cd $dir && go run github.com/hashicorp/copywrite headers
-done