feat: support light/dark theme in code blocks (#327)

Update Astro and its related dependencies. Support
light/dark theme in code-blocks.

astro.config.ts

@@ -27,7 +27,8 @@ export default defineConfig({
       ],
     ],
     shikiConfig: {
-      theme: "one-dark-pro",
+      // For more themes, visit https://shiki.style/themes
+      themes: { light: "min-light", dark: "night-owl" },
       wrap: true,
     },
   },

package.json

@@ -16,10 +16,10 @@
     "lint": "eslint ."
   },
   "dependencies": {
-    "@astrojs/check": "^0.4.1",
+    "@astrojs/check": "^0.8.2",
-    "@astrojs/rss": "^4.0.2",
+    "@astrojs/rss": "^4.0.7",
     "@resvg/resvg-js": "^2.6.0",
-    "astro": "^4.2.1",
+    "astro": "^4.12.2",
     "fuse.js": "^7.0.0",
     "github-slugger": "^2.0.0",
     "remark-collapse": "^0.1.2",
@@ -29,8 +29,8 @@
     "typescript": "^5.3.3"
   },
   "devDependencies": {
-    "@astrojs/react": "^3.0.9",
+    "@astrojs/react": "^3.6.0",
-    "@astrojs/sitemap": "^3.0.5",
+    "@astrojs/sitemap": "^3.1.6",
     "@astrojs/tailwind": "^5.1.0",
     "@divriots/jampack": "^0.23.2",
     "@tailwindcss/typography": "^0.5.10",

src/styles/base.css

@@ -115,6 +115,10 @@
     @apply bg-skin-card-muted;
   }
 
+  /* ===== Code Blocks & Syntax Highlighting ===== */
+  pre:has(code) {
+    @apply border border-skin-line;
+  }
   code,
   blockquote {
     word-wrap: break-word;
@@ -123,6 +127,16 @@
   pre > code {
     white-space: pre;
   }
+
+  /* Apply Dark Theme (if multi-theme specified) */
+  html[data-theme="dark"] pre:has(code),
+  html[data-theme="dark"] pre:has(code) span {
+    color: var(--shiki-dark) !important;
+    background-color: var(--shiki-dark-bg) !important;
+    font-style: var(--shiki-dark-font-style) !important;
+    font-weight: var(--shiki-dark-font-weight) !important;
+    text-decoration: var(--shiki-dark-text-decoration) !important;
+  }
 }
 
 @layer components {