Markdown to html, generate page to awesome-go.com (#1127)

* initial version html generate
After being made to change the master generate html based on markdown,
ref #363

* change package name, repo to main

* up port 80 on caddy server

* install mux on travis build

* generate sitemap

* added robots.txt

* set metatags on html page

* update repo via exec
get the most current readme

* remove unnecessary lowdash assign

* fix linter errors, remove unnecessary conversion, add binary to .gitignore

* fix fonts, use domain-level assets

repo.go

@@ -1 +1,41 @@
-package repo
+package main
+
+import (
+	"io/ioutil"
+	"net/http"
+	"os"
+	"os/exec"
+	"text/template"
+
+	"github.com/gorilla/mux"
+	"github.com/russross/blackfriday"
+)
+
+type content struct {
+	Body string
+}
+
+func generateHTML() {
+	// Update repo
+	exec.Command("git", "checkout", "-f").Output()
+	exec.Command("git", "pull").Output()
+
+	input, _ := ioutil.ReadFile("./README.md")
+	body := string(blackfriday.MarkdownCommon(input))
+	c := &content{Body: body}
+
+	t := template.Must(template.ParseFiles("tmpl/tmpl.html"))
+	f, _ := os.Create("tmpl/index.html")
+	t.Execute(f, c)
+}
+
+func hookHandler(w http.ResponseWriter, r *http.Request) {
+	go generateHTML()
+	w.Write([]byte("Done!\n"))
+}
+
+func main() {
+	r := mux.NewRouter()
+	r.HandleFunc("/hook", hookHandler)
+	http.ListenAndServe(":9000", r)
+}