[FL-3918] Full-fledged JS SDK + npm packages (#3963)

* feat: js sdk
* refactor: move js back where it belongs
* docs: generate docs using typedoc
* feat: sdk versioning scheme
* ci: silence pvs warning
* docs: bring back old incomplete js docs
* style: readAnalog naming
* fix: rename script compatibility screens

Co-authored-by: あく <alleteam@gmail.com>

applications/system/js_app/packages/create-fz-app/template/index.ts

@@ -0,0 +1,30 @@
+// import modules
+// caution: `eventLoop` HAS to be imported before `gui`, and `gui` HAS to be
+// imported before any `gui` submodules.
+import * as eventLoop from "@flipperdevices/fz-sdk/event_loop";
+import * as gui from "@flipperdevices/fz-sdk/gui";
+import * as dialog from "@flipperdevices/fz-sdk/gui/dialog";
+
+// a common pattern is to declare all the views that your app uses on one object
+const views = {
+    dialog: dialog.makeWith({
+        header: "Hello from <app_name>",
+        text: "Check out index.ts and\nchange something :)",
+        center: "Gonna do that!",
+    }),
+};
+
+// stop app on center button press
+eventLoop.subscribe(views.dialog.input, (_sub, button, eventLoop) => {
+    if (button === "center")
+        eventLoop.stop();
+}, eventLoop);
+
+// stop app on back button press
+eventLoop.subscribe(gui.viewDispatcher.navigation, (_sub, _item, eventLoop) => {
+    eventLoop.stop();
+}, eventLoop);
+
+// run app
+gui.viewDispatcher.switchTo(views.dialog);
+eventLoop.run();