use old build structure and update to golang 1.25

build/build.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+set -ex
+
+VERSION=`cat VERSION`
+
+# Clone new code
+sed -i 's/127.0.0.1/0.0.0.0/g' internal/constants/constants.go
+
+ARCH=$(uname -m)
+if [[ $ARCH == "armv7l" ]] ; then
+	# This is expected to fail, and we use the following patch to fix
+	make build-nogui || true
+	# For 32bit architectures, there was a overflow error on the parser
+	# This is a workaround for this problem found at:
+	#   https://github.com/antlr/antlr4/issues/2433#issuecomment-774514106
+	find $(go env GOPATH)/pkg/mod/github.com/\!proton\!mail/go-rfc5322*/ -type f -exec sed -i.bak 's/(1<</(int64(1)<</g' {} +
+fi
+
+# Build
+make build-nogui