Go autocomplete

package main

import (
    "gopkg.in/gin-gonic/gin.v1"
    "net/http"
    "io/ioutil"
    "github.com/patrickmn/go-cache"
    "time"
)

func main() {

    // Routes
    gin.SetMode(gin.ReleaseMode)
    r := gin.Default()

    // Set cache default expiring to 30days and which purges expired items every 24h
    c := cache.New((24 * time.Hour) * 30 * 6, 24 * time.Hour)

    r.GET("/autocomplete/company/:term", func(g *gin.Context) {
        term := g.Param("term")

        // Check if in cache
        item, cached := c.Get("autocomplete-company-" + term)

        if cached {
            g.String(200, item.(string))
            return
        }

        res, err := http.Get("https://autocomplete.clearbit.com/v1/companies/suggest?query=" + term)
        if err != nil {
            panic(err.Error())
        }

        defer res.Body.Close()
        body, err := ioutil.ReadAll(res.Body)
        results := string(body)

        // Save in cache
        c.Set("autocomplete-company-" + term, results, cache.DefaultExpiration)
        g.String(200, results)
    })

    r.Run(":1234")
}