Add feed description view (#12)

with colors!

utils/html.go

@@ -0,0 +1,23 @@
+package utils
+
+import (
+	"regexp"
+	"sort"
+	"strings"
+)
+
+// StripHtmlTags uses regex to strip all html elements
+func StripHtmlTags(s string) string {
+	const pattern = `(<\/?[a-zA-A]+?[^>]*\/?>)*`
+	r := regexp.MustCompile(pattern)
+	groups := r.FindAllString(s, -1)
+	sort.Slice(groups, func(i, j int) bool {
+		return len(groups[i]) > len(groups[j])
+	})
+	for _, group := range groups {
+		if strings.TrimSpace(group) != "" {
+			s = strings.ReplaceAll(s, group, "")
+		}
+	}
+	return s
+}