FIrst steps towards file serving with spiffs,

but need to implement remote replace of spiffs files.

data/index.html

@@ -0,0 +1,41 @@
+<H1>SPIFF!abb</H1>
+<form name='loginForm'>
+    <table width='20%' bgcolor='A09F9F' align='center'>
+        <tr>
+            <td colspan=2>
+                <center><font size=4><b>ESP32 Login Page</b></font></center>
+                <br>
+            </td>
+            <br>
+            <br>
+        </tr>
+        <td>Username:</td>
+        <td><input type='text' size=25 name='userid'><br></td>
+        </tr>
+        <br>
+        <br>
+        <tr>
+            <td>Password:</td>
+            <td><input type='Password' size=25 name='pwd'><br></td>
+            <br>
+            <br>
+        </tr>
+        <tr>
+            <td><input type='submit' onclick='check(this.form)' value='Login'></td>
+        </tr>
+    </table>
+</form>
+<script>
+    function check(form)
+    {
+    if(form.userid.value=='admin' && form.pwd.value=='admin')
+    {
+    window.open('/serverIndex')
+    }
+    else
+    {
+     alert('Error Password or Username')/*displays error message*/
+    }
+    }
+</script>;
+ 

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");