adding LAX Departures app (#3016)

* change typecode lookup backend

* adding lax departures app

Author: conor-mclaughlin-br

apps/lax_departures/lax_departures.star

@@ -0,0 +1,66 @@
+load("encoding/json.star", "json")
+load("http.star", "http")
+load("render.star", "render")
+
+# Fetch data from your deployed Lambda API
+def fetch_data():
+    res = http.get("https://up8y1e1xae.execute-api.us-east-1.amazonaws.com/lax-departures")
+    if res.status_code != 200:
+        return None
+
+    data = json.decode(res.body())
+    if type(data.get("departures", None)) != "list":
+        return None
+
+    return data["departures"][:6]  # First 6 flights max
+
+# Build one page of output
+def make_page(flights, page_index, total_pages):
+    rows = []
+
+    # Header row with left and right components
+    rows.append(render.Row(children = [
+        render.Text("Next From LAX", font = "tb-8", color = "#fcf7c5"),
+        render.Text(" {}/{}".format(page_index + 1, total_pages), font = "5x8", color = "#666666"),
+    ]))
+
+    # Add flight rows
+    for flight in flights:
+        status = flight.get("status", "").lower()
+
+        if "canceled" in status:
+            time_color = "#ff5555"  # red
+        elif flight.get("is_past"):
+            time_color = "#888888"  # gray
+        else:
+            time_color = "#a8ffb0"  # light green
+
+        rows.append(
+            render.Row(children = [
+                render.Text(flight["scheduled_time"], font = "5x8", color = time_color),
+                render.Text(" {} {}".format(flight["airline"], flight["destination"]), font = "5x8"),
+            ]),
+        )
+
+    return render.Column(children = rows)
+
+# Main entrypoint
+def main():
+    flights = fetch_data()
+    if flights == None:
+        return render.Root(child = render.Text("Error", font = "5x8", color = "#ff0000"))
+
+    pages = []
+    total_pages = (min(len(flights), 6) + 2) // 3  # ceil(len / 3)
+
+    for page_index, i in enumerate(range(0, min(len(flights), 6), 3)):
+        page_flights = flights[i:i + 3]
+        page = make_page(page_flights, page_index, total_pages)
+
+        # Repeat page N times to control timing
+        for _ in range(200):
+            pages.append(page)
+
+    return render.Root(
+        child = render.Sequence(children = pages),
+    )

apps/lax_departures/manifest.yaml

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+---
+id: lax-departures
+name: LAX Departures
+summary: LAX Departing Flights
+desc: Shows the next six flights departing from LAX, with their scheduled departure time, carrier, and destination.
+author: Conor McLaughlin