license: add header to files where it was missing

Author: benma's agent

messages/CMakeLists.txt

@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+
 set(PROTO_FILES
   hww.proto
   backup.proto

messages/keystore.proto

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: Apache-2.0
+
 // This function can be used to get an identifying xpub at the keypath m/4541509'/1112098098'"
 // The keypath argument has to be m/4541509'/1112098098'
 

messages/perform_attestation.proto

@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 
 syntax = "proto3";
 package shiftcrypto.bitbox02;

py/Makefile

@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+
 all:
 	${MAKE} -C bitbox02
 

py/bitbox02/bitbox02/__init__.py

@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+
 """
 This file re-exports all symbols from the nested bitbox02 subpackage.
 

py/u2f/bitbox02.py

@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+
 """Helpers for doing U2F with bitbox02"""
 
 from typing import Tuple

releases/build.sh

@@ -1,4 +1,5 @@
 #!/bin/bash -e
+# SPDX-License-Identifier: Apache-2.0
 
 # To maintainers: keep this script straight forward to follow and
 # review.

scripts/CMakeLists.txt

@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+
 if(PYTHONINTERP_FOUND)
   # This template flashes with an offset
   foreach(target ${FIRMWARES})

scripts/graphics/Makefile

@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+
 SOURCES=bb02_logo.png bb02_btc_logo.png bb02_multi_logo.png
 
 %.pbm: %.png

scripts/graphics/convert.py

@@ -1,4 +1,6 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
+
 """Helper script to convert images to c source code"""
 import argparse