Add example

examples/Progress/Progress.ino

@@ -0,0 +1,51 @@
+const char* host     = "ESP-OTA"; // Used for MDNS resolution
+const char* ssid     = "ssid";
+const char* password = "password";
+
+#include <WebOTA.h>
+
+#define LED_PIN 2
+
+// the setup function runs once when you press reset or power the board
+void setup() {
+	Serial.begin(115200);
+
+	// initialize digital pin LED_PIN as an output.
+	pinMode(LED_PIN, OUTPUT);
+
+	init_wifi(ssid, password, host);
+
+    webota
+    .onStart([]() {
+      Serial.println("Start updating");
+    })
+    .onEnd([]() {
+      Serial.println("\nEnd");
+    })
+    // .onProgress([](unsigned int progress, unsigned int total) {
+    //   Serial.printf("Progress: %u%%\r", (progress / (total / 100)));
+    // })
+    .onError([](ota_error_t error) {
+      Serial.printf("Error[%u]: ", error);
+      if (error == OTA_AUTH_ERROR) Serial.println("Auth Failed");
+      else if (error == OTA_BEGIN_ERROR) Serial.println("Begin Failed");
+      else if (error == OTA_CONNECT_ERROR) Serial.println("Connect Failed");
+      else if (error == OTA_RECEIVE_ERROR) Serial.println("Receive Failed");
+      else if (error == OTA_END_ERROR) Serial.println("End Failed");
+    });
+
+	// Defaults to 8080 and "/webota"
+	//webota.init(80, "/update");
+}
+
+// the loop function runs over and over again forever
+void loop() {
+	int md = 1000;
+
+	digitalWrite(LED_PIN, HIGH);
+	webota.delay(md);
+	digitalWrite(LED_PIN, LOW);
+	webota.delay(md);
+
+	webota.handle();
+}