added the ci workflow and tested that it works. also added yml workflow to release to github

ci/build_test_release.go

@@ -0,0 +1,68 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"os"
+
+	"dagger.io/dagger"
+)
+
+func main() {
+	ctx := context.Background()
+
+	// initialize Dagger client
+	client, err := dagger.Connect(ctx, dagger.WithLogOutput(os.Stderr))
+	if err != nil {
+		panic(err)
+	}
+	defer client.Close()
+
+	// use a node:16-slim container
+	// mount the source code directory on the host
+	// at /src in the container
+	source := client.Container().
+		From("golang:1.21").
+		WithDirectory("/src", client.Host().Directory(".", dagger.HostDirectoryOpts{
+			Exclude: []string{"ci/"},
+		}))
+
+	geese := []string{"darwin", "linux", "windows"}
+	goarch := "amd64"
+
+	// set the working directory in the container
+	// install application dependencies
+	runner := source.WithWorkdir("/src").
+		WithExec([]string{"go", "mod", "tidy"})
+
+	runner = source.WithWorkdir("/src/src_code/go_src")
+	// run application tests
+
+	test := runner.WithExec([]string{"go", "test"})
+	buildDir := test.Directory("/src/dist")
+
+	for _, goos := range geese {
+		path := fmt.Sprintf("/dist/")
+		filename := fmt.Sprintf("/dist/cocommit_go-%s", goos) 
+		// build application
+		// write the build output to the host
+		build := test.
+			WithEnvVariable("GOOS", goos).
+			WithEnvVariable("GOARCH", goarch).
+			WithExec([]string{"go", "build", "-o", filename})
+
+		buildDir = buildDir.WithDirectory(path, build.Directory(path))
+
+	}
+
+	_, err = buildDir.Export(ctx, ".")
+	if err != nil {
+		panic(err)
+	}
+	e, err := buildDir.Entries(ctx)
+	if err != nil {
+		panic(err)
+	}
+
+	fmt.Printf("build dir contents:\n %s\n", e)
+}