feat: redesign app icon with modern swoosh motif on dark teal background

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

@@ -4,7 +4,20 @@
     android:height="108dp"
     android:viewportWidth="108"
     android:viewportHeight="108">
+    <!-- Deep dark base -->
     <path
-        android:fillColor="#FFFBFE"
+        android:fillColor="#0F2027"
         android:pathData="M0,0h108v108h-108z" />
+    <!-- Gradient layer - dark teal -->
+    <path
+        android:fillColor="#1A3A3A"
+        android:pathData="M0,108 L108,0 L108,108 Z" />
+    <!-- Subtle accent glow -->
+    <path
+        android:fillColor="#203A43"
+        android:pathData="M54,54m-52,0a52,52 0,1 1,104 0a52,52 0,1 1,-104 0" />
+    <!-- Inner glow -->
+    <path
+        android:fillColor="#2C5364"
+        android:pathData="M54,50m-38,0a38,38 0,1 1,76 0a38,38 0,1 1,-76 0" />
 </vector>

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

@@ -4,18 +4,42 @@
     android:height="108dp"
     android:viewportWidth="108"
     android:viewportHeight="108">
+
+    <!-- Main swoosh stroke - a bold, dynamic calligraphic curve -->
+    <!-- Thick in the middle, tapering at both ends -->
     <path
-        android:fillColor="#6750A4"
+        android:fillColor="#4AEDC4"
-        android:pathData="M54,54m-40,0a40,40 0,1 1,80 0a40,40 0,1 1,-80 0" />
+        android:pathData="
+            M28,62
+            C32,64 38,66 44,64
+            C50,62 56,56 62,48
+            C68,40 74,36 80,38
+            L82,42
+            C76,40 70,44 64,52
+            C58,60 52,66 44,68
+            C38,70 32,68 28,66
+            Z" />
+
+    <!-- Upper swoosh echo - thinner, offset, creates depth -->
+    <path
+        android:fillColor="#7DF9C8"
+        android:pathData="
+            M34,56
+            C38,54 44,50 50,44
+            C56,38 62,34 68,34
+            L69,37
+            C63,37 57,41 51,47
+            C45,53 39,57 35,58
+            Z" />
+
+    <!-- Small accent dot - like a notification/speech indicator -->
     <path
         android:fillColor="#FFFFFF"
-        android:pathData="M38,42 C38,38 42,34 50,34 C58,34 65,38 68,44 C71,50 68,56 62,58 C58,60 54,58 54,54 C54,50 58,48 60,50 C62,52 60,54 58,52"
+        android:pathData="M74,30m-4,0a4,4 0,1 1,8 0a4,4 0,1 1,-8 0" />
-        android:strokeWidth="3"
+
-        android:strokeColor="#FFFFFF"
+    <!-- Subtle pen tip / cursor at the swoosh start -->
-        android:fillType="nonZero" />
     <path
-        android:fillColor="@android:color/transparent"
+        android:fillColor="#4AEDC4"
-        android:pathData="M34,68 L42,48 L46,68 L54,52 L58,68 L66,44 L74,68"
+        android:pathData="M26,61 L24,66 L29,65 Z" />
-        android:strokeWidth="2.5"
+
-        android:strokeColor="#FFFFFF" />
 </vector>