fix(deps): update dependency astro to v7

Author: renovate[bot]

docs/package.json

@@ -15,7 +15,7 @@
     "@astrojs/starlight": "^0.38.3",
     "@hideoo/starlight-plugins-docs-components": "^0.4.2",
     "@openscript-ch/starlight-theme": "workspace:*",
-    "astro": "^6.1.8",
+    "astro": "^7.0.0",
     "sharp": "^0.34.5"
   },
   "engines": {

package.json

@@ -21,7 +21,7 @@
     "@eslint/js": "^10.0.1",
     "@types/node": "^25.6.0",
     "@typescript-eslint/parser": "^8.58.2",
-    "astro": "^6.1.8",
+    "astro": "^7.0.0",
     "astro-eslint-parser": "^1.4.0",
     "eslint": "^10.2.1",
     "eslint-config-prettier": "^10.1.8",