FIrst steps towards file serving with spiffs,

but need to implement remote replace of spiffs files.

src/main.cpp

@@ -5,6 +5,7 @@
 #include <WebServer.h>
 #include <ESPmDNS.h>
 #include <Update.h>
+#include <SPIFFS.h>
 
 const char* host = "esp32gragedoor";
 const char* ssid = "JoNelsDarlings";
@@ -163,19 +164,40 @@ void setup(void) {
 
   /*use mdns for host name resolution*/
   if (!MDNS.begin(host)) { //http://esp32garagedoor.local
-    Serial.println("Error setting up MDNS responder!");
     while (1) {
+      Serial.println("Error setting up MDNS responder!");
       delay(1000);
     }
   }
   Serial.println("mDNS responder started");
 
+  if(!SPIFFS.begin(true)){
+    while (1) {
+      Serial.println("An Error has occurred while mounting SPIFFS");
+      delay(1000);
+    }
+  }
+
   send_notification("garagedoor.rebooted.livorno.address");
 
   /*return index page which is stored in serverIndex */
   server.on("/", HTTP_GET, []() {
     server.sendHeader("Connection", "close");
-    server.send(200, "text/html", loginIndex);
+    File file = SPIFFS.open("/index.html");
+
+    String thePage = "";
+
+    if (!file) {
+      Serial.println("There was a problem opening the file for reading.");
+      thePage += "There was a problem opening the file for reading.";
+    }
+    
+    while (file.available()) {
+      thePage+=String((char)file.read());
+    } 
+
+    file.close();
+    server.send(200, "text/html", thePage);
   });
   server.on("/serverIndex", HTTP_GET, []() {
     server.sendHeader("Connection", "close");