docs: add IaC section to the docs with first examples for Pulumi. (#491)

This PR introduces a new subsection under the Deployment section titled
"Deploy using Infrastructure as Code"

In this subsection, we will outline methods for utilizing IaC tools such
as Pulumi, OpenTofu, and AWS CDK, among others.

I have initiated with examples in Pulumi and AWS. Examples for other
cloud providers are expected to be added shortly.

Co-authored-by: Eugene Yurtsev <[email protected]>

README.md

@@ -355,6 +355,27 @@ You can deploy to GCP Cloud Run using the following command:
 gcloud run deploy [your-service-name] --source . --port 8001 --allow-unauthenticated --region us-central1 --set-env-vars=OPENAI_API_KEY=your_key
 ```
 
+### Deploy using Infrastructure as Code
+
+#### Pulumi
+
+You can deploy your LangServe server with [Pulumi](https://www.pulumi.com/) using your preferred general purpose language. Below are some quickstart 
+examples for deploying LangServe to different cloud providers.
+
+These examples are a good starting point for your own infrastructure as code (IaC) projects. You can easily modify them to suit your needs.
+
+
+| Cloud | Language   | Repository                                          | Quickstart                                                                                                                                  |
+|-------|------------|-----------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------|
+| AWS   | dotnet     | https://github.com/pulumi/examples/aws-cs-langserve | [![Deploy](https://get.pulumi.com/new/button.svg)](https://app.pulumi.com/new?template=https://github.com/pulumi/examples/aws-cs-langserve) |
+| AWS   | golang     | https://github.com/pulumi/examples/aws-go-langserve | [![Deploy](https://get.pulumi.com/new/button.svg)](https://app.pulumi.com/new?template=https://github.com/pulumi/examples/aws-go-langserve) |
+| AWS   | python     | https://github.com/pulumi/examples/aws-py-langserve | [![Deploy](https://get.pulumi.com/new/button.svg)](https://app.pulumi.com/new?template=https://github.com/pulumi/examples/aws-py-langserve) |
+| AWS   | typescript | https://github.com/pulumi/examples/aws-ts-langserve | [![Deploy](https://get.pulumi.com/new/button.svg)](https://app.pulumi.com/new?template=https://github.com/pulumi/examples/aws-ts-langserve) |
+| AWS   | javascript | https://github.com/pulumi/examples/aws-js-langserve | [![Deploy](https://get.pulumi.com/new/button.svg)](https://app.pulumi.com/new?template=https://github.com/pulumi/examples/aws-js-langserve) |
+
+
+
+
 ### Community Contributed
 
 #### Deploy to Railway