feat(editor): store real color values in edgeless (#9254)

### What's Changed!

* adds theme type: `ThemeSchema`
* adds default theme: `DefaultTheme`
* stores real color values

yarn.lock

@@ -3738,6 +3738,7 @@ __metadata:
     "@types/dompurify": "npm:^3.0.5"
     "@types/hast": "npm:^3.0.4"
     "@types/katex": "npm:^0.16.7"
+    "@types/lodash.isequal": "npm:^4.5.8"
     "@types/mdast": "npm:^4.0.4"
     collapse-white-space: "npm:^2.1.0"
     date-fns: "npm:^4.0.0"
@@ -3748,6 +3749,7 @@ __metadata:
     html2canvas: "npm:^1.4.1"
     katex: "npm:^0.16.11"
     lit: "npm:^3.2.0"
+    lodash.isequal: "npm:^4.5.0"
     lz-string: "npm:^1.5.0"
     mdast-util-gfm-autolink-literal: "npm:^2.0.1"
     mdast-util-gfm-strikethrough: "npm:^2.0.0"
@@ -3845,6 +3847,7 @@ __metadata:
     "@blocksuite/global": "workspace:*"
     "@blocksuite/presets": "workspace:*"
     "@playwright/test": "npm:=1.49.1"
+    "@toeverything/theme": "npm:^1.1.3"
   languageName: unknown
   linkType: soft
 
@@ -14557,6 +14560,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/lodash.isequal@npm:^4.5.8":
+  version: 4.5.8
+  resolution: "@types/lodash.isequal@npm:4.5.8"
+  dependencies:
+    "@types/lodash": "npm:*"
+  checksum: 10/f3180c2d2925514fff1908a1303c11468c9f39b47fd7b053416aad3f1447f8e4a9894dd0460187ac9ac19387e25aec8dd8214d13a50a0967e0dc9cca8e4c5353
+  languageName: node
+  linkType: hard
+
 "@types/lodash.ismatch@npm:^4.4.9":
   version: 4.4.9
   resolution: "@types/lodash.ismatch@npm:4.4.9"