Update dependencies (ApexCharts 6, TypeScript 7) and fix build warnings (#2717)

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>

docs/astro.config.mjs

@@ -1,6 +1,7 @@
 // @ts-check
 import { defineConfig } from 'astro/config'
 import mdx from '@astrojs/mdx'
+import { satteri } from '@astrojs/markdown-satteri'
 import { fileURLToPath } from 'node:url'
 
 // https://astro.build/config
@@ -33,7 +34,8 @@ export default defineConfig({
   },
   integrations: [mdx()],
   markdown: {
-    smartypants: false,
+    // markdown-it in Eleventy did not produce typographic quotes — neither do we
+    processor: satteri({ features: { smartPunctuation: false } }),
     shikiConfig: {
       theme: 'github-dark',
     },

docs/package.json

@@ -16,10 +16,11 @@
   },
   "dependencies": {
     "@tabler/core": "workspace:*",
-    "astro": "^7.0.9",
+    "astro": "^7.1.3",
     "shiki": "^4.3.1"
   },
   "devDependencies": {
+    "@astrojs/markdown-satteri": "^0.3.4",
     "@astrojs/mdx": "^7.0.3",
     "@tabler/preview": "workspace:*",
     "@types/node": "^26.1.1",