feat(media): 添加主页和侧边栏图标，并更新 package.json 中的图标路径

package.json

@@ -7,7 +7,7 @@
   "engines": {
     "vscode": "^1.80.0"
   },
-  "icon": "media/图案（方底）.png",
+  "icon": "media/icon.png",
   "categories": [
     "Other"
   ],
@@ -44,36 +44,6 @@
         "command": "ic-coder.openVCDViewer",
         "title": "打开 VCD 波形查看器",
         "category": "IC Coder"
-      },
-      {
-        "command": "ic-coder.viewHistory",
-        "title": "查看会话历史",
-        "category": "IC Coder"
-      },
-      {
-        "command": "ic-coder.newSession",
-        "title": "新建会话",
-        "category": "IC Coder"
-      },
-      {
-        "command": "ic-coder.exportSession",
-        "title": "导出当前会话",
-        "category": "IC Coder"
-      },
-      {
-        "command": "ic-coder.deleteSession",
-        "title": "删除会话",
-        "category": "IC Coder"
-      },
-      {
-        "command": "ic-coder.clearHistory",
-        "title": "清空会话历史",
-        "category": "IC Coder"
-      },
-      {
-        "command": "ic-coder.searchSession",
-        "title": "搜索会话",
-        "category": "IC Coder"
       }
     ],
     "viewsContainers": {
@@ -81,7 +51,7 @@
         {
           "id": "ic-coder-sidebar",
           "title": "IC Coder",
-          "icon": "media/侧边栏logo.png"
+          "icon": "media/sidebar-icon.png"
         }
       ]
     },