Add device ID

src/templates/index.html

@@ -79,6 +79,16 @@
                 />
                 <input type="submit" value="Update Name" />
             </form>
+            <form id="id_form" method="post" action="/id">
+                <label for="id">ID:</label>
+                <input
+                    type="text"
+                    id="id"
+                    name="id"
+                    value="{{settings['id']}}"
+                />
+                <input type="submit" value="Update ID" />
+            </form>
             <!-- Separate form for submitting num_leds -->
             <form id="num_leds_form" method="post" action="/num_leds">
                 <label for="num_leds">Number of LEDs:</label>