feat(pprof): Add pprof endpoint

We will now include a pprof endpoint located at http://0.0.0.0:8099/debug/pprof. This allows user to exec into the running pod and look at debug information like number of executing goroutines and memory profile.

Author: Jonathan Chauncey

weblog/router.go

@@ -1,10 +1,20 @@
 package weblog
 
 import (
+	"log"
+	"net/http"
+
+	_ "net/http/pprof"
+
 	"github.com/gorilla/mux"
 )
 
 func newRouter(rh *requestHandler) *mux.Router {
+
+	go func() {
+		log.Println(http.ListenAndServe("0.0.0.0:8099", nil))
+	}()
+
 	r := mux.NewRouter()
 	r.HandleFunc("/healthz", rh.getHealthz).Methods("GET")
 	r.HandleFunc("/healthz/", rh.getHealthz).Methods("GET")