fix: resolve links correctly on subdirectory deployments

Use resolveBasePath() from @quartz-community/utils/path to prepend the
base path when navigating via SPA routing. Fixes links resolving to the
domain root instead of the subdirectory.

package-lock.json

@@ -10,6 +10,7 @@
       "license": "MIT",
       "dependencies": {
         "@quartz-community/types": "github:quartz-community/types",
+        "@quartz-community/utils": "github:quartz-community/utils",
         "tsup": "^8.5.0",
         "typescript": "^5.9.3"
       },
@@ -481,6 +482,31 @@
         }
       }
     },
+    "node_modules/@quartz-community/utils": {
+      "version": "0.1.0",
+      "resolved": "git+ssh://git@github.com/quartz-community/utils.git#81189f697c813648b318f4d8ae681723b4453a76",
+      "license": "MIT",
+      "dependencies": {
+        "@quartz-community/types": "github:quartz-community/types"
+      },
+      "engines": {
+        "node": ">=22",
+        "npm": ">=10.9.2"
+      },
+      "peerDependencies": {
+        "github-slugger": "^2.0.0",
+        "hast-util-to-jsx-runtime": "^2.3.6",
+        "preact": "^10.0.0"
+      },
+      "peerDependenciesMeta": {
+        "github-slugger": {
+          "optional": true
+        },
+        "hast-util-to-jsx-runtime": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/@rollup/rollup-android-arm-eabi": {
       "version": "4.57.1",
       "resolved": "https://registry.npmjs.org/@rollup/rollup-android-arm-eabi/-/rollup-android-arm-eabi-4.57.1.tgz",
@@ -1104,6 +1130,17 @@
         }
       }
     },
+    "node_modules/preact": {
+      "version": "10.29.0",
+      "resolved": "https://registry.npmjs.org/preact/-/preact-10.29.0.tgz",
+      "integrity": "sha512-wSAGyk2bYR1c7t3SZ3jHcM6xy0lcBcDel6lODcs9ME6Th++Dx2KU+6D3HD8wMMKGA8Wpw7OMd3/4RGzYRpzwRg==",
+      "license": "MIT",
+      "peer": true,
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/preact"
+      }
+    },
     "node_modules/readdirp": {
       "version": "4.1.2",
       "license": "MIT",

package.json

@@ -44,6 +44,7 @@
   },
   "dependencies": {
     "@quartz-community/types": "github:quartz-community/types",
+    "@quartz-community/utils": "github:quartz-community/utils",
     "tsup": "^8.5.0",
     "typescript": "^5.9.3"
   }

src/index.ts

@@ -1,4 +1,5 @@
 import type { ContentIndex } from "@quartz-community/types";
+import { resolveBasePath } from "@quartz-community/utils/path";
 
 /**
  * Browser runtime utilities for Quartz community plugins
@@ -177,7 +178,7 @@ export function getCurrentSlug(): string {
  * Navigate to a slug
  */
 export function navigateTo(slug: string): void {
-  window.location.href = "/" + slug;
+  window.location.href = resolveBasePath(slug);
 }
 
 // ============================================================================