chore(assets): unify app icon assets and generate web favicons

.gitignore

@@ -56,9 +56,6 @@ Network Trash Folder
 Temporary Items
 .apdisk
 
-# Temporary icon file (untracked)
-Mist/Resources/AppIcon.png
-
 # AI Agents
 GEMINI.md
 .gemini/

Mist/Resources/AppIcon.icon/icon.json

@@ -1,21 +1,12 @@
 {
-  "fill" : {
-    "solid" : "extended-gray:1.00000,1.00000"
-  },
+  "fill" : "automatic",
   "groups" : [
     {
       "layers" : [
         {
           "glass" : false,
-          "image-name" : "app_uploads_1765782746424371870_e28d5a17-7513-414c-aa52-9e7431026a6d-1.png",
-          "name" : "app_uploads_1765782746424371870_e28d5a17-7513-414c-aa52-9e7431026a6d-1",
-          "position" : {
-            "scale" : 0.5,
-            "translation-in-points" : [
-              0,
-              0
-            ]
-          }
+          "image-name" : "AppIcon.svg",
+          "name" : "AppIcon"
         }
       ],
       "shadow" : {

README.md

@@ -1,5 +1,5 @@
 <div align="center">
-  <img src="./AppIcon.png" alt="Mist Icon" width="128" height="128">
+  <img src="./assets/AppIcon.png" alt="Mist Icon" width="128" height="128">
   <h1>Mist</h1>
   <p><strong>A native macOS menu bar uploader for S3-compatible storage and S.EE</strong></p>