feat: added go html to md parser

apps/api/src/lib/go-html-to-md/html-to-markdown.go

@@ -0,0 +1,41 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+	"log"
+	"sync"
+
+	md "github.com/JohannesKaufmann/html-to-markdown"
+	"github.com/JohannesKaufmann/html-to-markdown/plugin"
+)
+
+func convertHTMLToMarkdown(html string, wg *sync.WaitGroup, results chan<- string) {
+	defer wg.Done()
+	converter := md.NewConverter("", true, nil)
+	converter.Use(plugin.GitHubFlavored())
+
+	markdown, err := converter.ConvertString(html)
+	if err != nil {
+		log.Fatal(err)
+	}
+	results <- markdown
+}
+
+func main() {
+	html := flag.String("html", "", "")
+	flag.Parse()
+
+	var wg sync.WaitGroup
+	results := make(chan string, 1)
+
+	wg.Add(1)
+	go convertHTMLToMarkdown(*html, &wg, results)
+
+	wg.Wait()
+	close(results)
+
+	for markdown := range results {
+		fmt.Println(markdown)
+	}
+}