feat: update icon.

.vscode/tasks.json

@@ -1,12 +1,6 @@
 {
     "version": "2.0.0",
     "tasks": [
-        {
-            "label": "Build (Serializer)",
-            "type": "shell",
-            "command": "flutter packages pub run build_runner build --delete-conflicting-outputs",
-            "problemMatcher": []
-        },
         {
             "label": "Build (Android)",
             "type": "shell",
@@ -30,44 +24,20 @@
             "problemMatcher": []
         },
         {
-            "label": "Clean (Serializer)",
-            "type": "shell",
-            "command": "flutter packages pub run build_runner clean",
-            "problemMatcher": []
-        },
-        {
-            "label": "Build all (Android)",
+            "label": "Clean & Build (Android)",
             "dependsOrder": "sequence",
             "dependsOn": [
-                "Build (Serializer)",
+                "Clean (Flutter)",
                 "Build (Android)"
             ],
             "problemMatcher": []
         },
         {
-            "label": "Clean all",
+            "label": "Clean & Install (Android)",
             "dependsOrder": "sequence",
             "dependsOn": [
                 "Clean (Flutter)",
-                "Clean (Serializer)"
-            ],
-            "problemMatcher": []
-        },
-        {
-            "label": "Clean all & Build all (Android)",
-            "dependsOrder": "sequence",
-            "dependsOn": [
-                "Clean all",
-                "Build all (Android)"
-            ],
-            "problemMatcher": []
-        },
-        {
-            "label": "Clean all & Install (Android)",
-            "dependsOrder": "sequence",
-            "dependsOn": [
-                "Clean all",
-                "Build all (Android)",
+                "Build (Android)",
                 "Install (Android)",
             ],
             "problemMatcher": []
@@ -81,12 +51,6 @@
             ],
             "problemMatcher": []
         },
-        {
-            "label": "Validate dependencies",
-            "type": "shell",
-            "command": "flutter pub pub run dependency_validator",
-            "problemMatcher": []
-        },
         {
             "label": "Show upgradable dependencies",
             "type": "shell",

android/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+  <background android:drawable="@color/ic_launcher_background"/>
+  <foreground android:drawable="@drawable/ic_launcher_foreground"/>
+</adaptive-icon>

android/app/src/main/res/values/colors.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#1A202E</color>
+</resources>