[COMPLIANCE] Add Copyright and License Headers (#16807)

* [COMPLIANCE] Add Copyright and License Headers

* fix headers for generated files

* ignore dist folder

---------

Co-authored-by: hashicorp-copywrite[bot] <110428419+hashicorp-copywrite[bot]@users.noreply.github.com>
Co-authored-by: Ronald Ekambi <ronekambi@gmail.com>
Co-authored-by: Ronald <roncodingenthusiast@users.noreply.github.com>

.copywrite.hcl

@@ -19,5 +19,7 @@ project {
     # generated files 
     "agent/structs/structs.deepcopy.go",
     "agent/proxycfg/proxycfg.deepcopy.go",
+    "agent/grpc-middleware/rate_limit_mappings.gen.go",
+    "agent/uiserver/dist/**",
   ]
 }

.github/scripts/get_runner_classes.sh

@@ -1,4 +1,7 @@
 #!/usr/bin/env bash
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
 #
 # This script generates tag-sets that can be used as runs-on: values to select runners.
 

.github/scripts/notify_slack.sh

@@ -1,4 +1,7 @@
 #!/usr/bin/env bash
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
 
 set -uo pipefail
 

.github/scripts/set_test_package_matrix.sh

@@ -1,4 +1,7 @@
 #!/usr/bin/env bash
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
 set -euo pipefail
 export RUNNER_COUNT=$1