Add initial FirstRun app

internal_filesystem/builtin/apps/com.micropythonos.firstrun/META-INF/MANIFEST.JSON

@@ -0,0 +1,23 @@
+{
+"name": "FirstRun",
+"publisher": "MicroPythonOS",
+"short_description": "Welcomes the user and gives a few pointers on how to control the UI.",
+"icon_url": "https://apps.micropythonos.com/apps/com.micropythonos.firstrun/icons/com.micropythonos.firstrun_0.0.1_64x64.png",
+"download_url": "https://apps.micropythonos.com/apps/com.micropythonos.firstrun/mpks/com.micropythonos.firstrun_0.0.1.mpk",
+"fullname": "com.micropythonos.firstrun",
+"version": "0.0.1",
+"category": "help",
+"activities": [
+    {
+      "entrypoint": "assets/firstrun.py",
+      "classname": "FirstRun",
+      "intent_filters": [
+        {
+          "action": "main",
+          "category": "launcher"
+        }
+      ]
+    }
+  ]
+}
+

internal_filesystem/builtin/apps/com.micropythonos.firstrun/assets/firstrun.py

@@ -0,0 +1,23 @@
+from mpos import Activity
+
+class FirstRun(Activity):
+
+    def onCreate(self):
+        screen = lv.obj()
+        label = lv.label(screen)
+        label.align(lv.ALIGN.TOP_LEFT, 0, 0)
+        label.set_width(lv.pct(100))
+        touchhelp = "swipe from the left edge to go back and from the top edge to open the menu."
+        label.set_text(f'''
+Welcome!
+
+This app will explain how to move around in MicroPythonOS.
+
+If you're on a touch screen, {touchhelp}
+
+If you've got 3 buttons, one is PREVIOUS, one is ENTER and one is NEXT. To go back, press PREVIOUS and NEXT together.
+
+If you've got 2 buttons, one is PREVIOUS, the other is NEXT. To ENTER, press both at the same time. To go back, long-press PREVIOUS.
+        ''')
+        label.set_long_mode(lv.label.LONG_MODE.WRAP)
+        self.setContentView(screen)

internal_filesystem/builtin/apps/com.micropythonos.launcher/assets/launcher.py

@@ -86,7 +86,7 @@ class Launcher(Activity):
         iconcont_height = icon_size + label_height
 
         for app in AppManager.get_app_list():
-            if app.category == "launcher":
+            if app.category == "launcher" or app.fullname == "com.micropythonos.firstrun":
                 continue
 
             app_name = app.name