Add dualarch configuration

buildpack.toml

@@ -27,8 +27,16 @@ api = "0.7"
     type = "Apache-2.0"
     uri = "https://github.com/paketo-buildpacks/ca-certificates/blob/main/LICENSE"
 
+[[targets]]
+os = "linux"
+arch = "amd64"
+
+[[targets]]
+os = "linux"
+arch = "arm64"
+
 [metadata]
-  include-files = ["LICENSE", "NOTICE", "README.md", "bin/build", "bin/detect", "bin/helper", "bin/main", "buildpack.toml"]
+  include-files = ["LICENSE", "NOTICE", "README.md", "linux/amd64/bin/build", "linux/amd64/bin/detect", "linux/amd64/bin/main", "linux/amd64/bin/helper", "linux/arm64/bin/build", "linux/arm64/bin/detect", "linux/arm64/bin/main", "linux/arm64/bin/helper", "buildpack.toml"]
   pre-package = "scripts/build.sh"
 
 [metatdata]

scripts/build.sh

@@ -2,16 +2,20 @@
 
 set -euo pipefail
 
-GOOS="linux" go build -ldflags='-s -w' -o bin/main github.com/paketo-buildpacks/ca-certificates/v3/cmd/main
-GOOS="linux" go build -ldflags='-s -w' -o bin/helper github.com/paketo-buildpacks/ca-certificates/v3/cmd/helper
+GOOS="linux" go build -ldflags='-s -w' -o linux/amd64/bin/main github.com/paketo-buildpacks/ca-certificates/v3/cmd/main
+GOOS="linux" go build -ldflags='-s -w' -o linux/amd64/bin/helper github.com/paketo-buildpacks/ca-certificates/v3/cmd/helper
+GOOS="linux" GOARCH="arm64" go build -ldflags='-s -w' -o linux/arm64/bin/main github.com/paketo-buildpacks/ca-certificates/v3/cmd/main
+GOOS="linux" GOARCH="arm64" go build -ldflags='-s -w' -o linux/arm64/bin/helper github.com/paketo-buildpacks/ca-certificates/v3/cmd/helper
 
 if [ "${STRIP:-false}" != "false" ]; then
-  strip bin/helper bin/main
+  strip linux/amd64/bin/main linux/arm64/bin/main linux/amd64/bin/helper linux/arm64/bin/helper
 fi
 
 if [ "${COMPRESS:-none}" != "none" ]; then
-  $COMPRESS bin/helper bin/main
+  $COMPRESS linux/amd64/bin/main linux/arm64/bin/main linux/amd64/bin/helper linux/arm64/bin/helper
 fi
 
-ln -fs main bin/build
-ln -fs main bin/detect
+ln -fs main linux/amd64/bin/build
+ln -fs main linux/arm64/bin/build
+ln -fs main linux/amd64/bin/detect
+ln -fs main linux/arm64/bin/detect