read the footer.html from /etc

Signed-off-by: Jeff Carr <jcarr@wit.com>

main.go

@@ -54,7 +54,14 @@ func okHandler(w http.ResponseWriter, r *http.Request) {
 		indexBodyStart(w)
 		indexBodyScanConfig(w)
 		indexDivEnd(w)
-		writeFile(w, "footer.html")
+		pfile, err := os.ReadFile("/etc/gowebd/footer.html")
+		if err == nil {
+			fmt.Fprint(w, string(pfile))
+		} else {
+			log.Warn(err, "no footer filee found in /etc/gowebd/footer.html")
+			log.Warn("falling back to the resources/footer.html")
+			writeFile(w, "footer.html")
+		}
 		indexBodyEnd(w)
 		return
 	}

resources/footer.html

@@ -1,9 +1,3 @@
 <br>
-echo deb http://mirrors.wit.com/wit/ sid main > /etc/apt/sources.list.d/wit.list <br>
+your footer here<br>
-apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 4A854AEAF7E0E16D <br>
-apt update<br>
-apt install go-clone # replicates the old 'go get' behavior<br>
-apt install go-deb   # make a debian package from a golang project<br>
-apt install networkquality   # debian package of apple's command line speedtest tool<br>
-apt install virtigo   # virt-manager from the command line (runs wit.com)<br>
 <br>