Add cover images

_posts/2024-10-13-modifying-json-response-in-go.md

@@ -4,9 +4,12 @@ title: "Modifying `NewSingleHostReverseProxy` Response Data in Go without HTTP E
 description: "Learn how to modify the response data of a `NewSingleHostReverseProxy` in Go without encountering HTTP errors. This guide covers the built-in `ModifyResponse` method, middleware approach, and how to fix the `Content-Length` header issue."
 date: 2024-10-13 04:00:00 +0800
 categories: code
+image: /assets/images/2024-10-13-modifying-json-response-in-go/cover.png
 tags: golang go proxy json http gin
 ---
 
+![Modifying JSON response in Go](/assets/images/2024-10-13-modifying-json-response-in-go/cover.png)
+
 ## Background
 
 Setting up an HTTP proxy in Go is straightforward with the built-in [NewSingleHostReverseProxy](https://pkg.go.dev/net/http/httputil#NewSingleHostReverseProxy). When used with [Gin](https://github.com/gin-gonic/gin) as middleware, the code looks like this:

_posts/2024-11-16-vertex-ai-search-retail-1-importing-data.md

@@ -4,9 +4,12 @@ title: "Integrating Vertex AI Search for Retail Part 1: Importing GA4 Data"
 description: "Learn how to import historical data into Google Cloud's Vertex AI Search for Retail. This guide covers importing product catalogs using API and user events from Google Analytics(GA4) via BigQuery."
 date: 2024-11-16 16:00:00 +0800
 categories: code
+image: /assets/images/2024-11-16-vertex-ai-search-retail-1-importing-data/cover.png
 tags: google cloud data ai ga4 bigquery
 ---
 
+![Google Cloud Vertex AI Search for Retail](/assets/images/2024-11-16-vertex-ai-search-retail-1-importing-data/cover.png)
+
 ## Background
 
 In one of our e-commerce project, a very useful feature we always wanted to have personalized item recommendations for users. Since we don't have a dedicated data scientist, we don't have the resource to home-bake our own model, and was looking for a suitable managed cloud service for this.