M0: Floret skeleton — Material 3 Expressive scaffold over OpenTasks (planned)

Sibling to Calendula. Pure front-end posture; TaskContract data layer,
task screens and reminder engine to follow (see docs/PLAN.md).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

app/src/main/res/drawable/ic_launcher_background.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <solid android:color="@color/ic_launcher_background" />
+</shape>

app/src/main/res/drawable/ic_launcher_foreground.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+    Floret launcher icon foreground — PLACEHOLDER.
+
+    A simple rounded check mark inside the 108dp adaptive-icon canvas
+    (72dp safe zone). Deliberately not Calendula's calendar mark, so the two
+    apps never look alike. Replace with real branding (a stylized floret)
+    when the design lands — see docs/PLAN.md §9.
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillColor="#00000000"
+        android:strokeColor="#FFFFFF"
+        android:strokeWidth="9"
+        android:strokeLineCap="round"
+        android:strokeLineJoin="round"
+        android:pathData="M36,55 l13,13 l25,-27" />
+</vector>