feat: web 输入支持

assets/web/input_method/style/google_icons.css

@@ -0,0 +1,23 @@
+/* fallback */
+@font-face {
+    font-family: 'Material Icons';
+    font-style: normal;
+    font-weight: 400;
+    src: url(flUhRq6tzZclQEJ-Vdg-IuiaDsNc.woff2) format('woff2');
+}
+
+.material-icons {
+    font-family: 'Material Icons';
+    font-weight: normal;
+    font-style: normal;
+    font-size: 24px;
+    line-height: 1;
+    letter-spacing: normal;
+    text-transform: none;
+    display: inline-block;
+    white-space: nowrap;
+    word-wrap: normal;
+    direction: ltr;
+    -webkit-font-feature-settings: 'liga';
+    -webkit-font-smoothing: antialiased;
+}