diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index c0b882c..147345b 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -35,12 +35,6 @@ jobs:
       - name: Lint
         run: npm run lint
 
-      - name: Build
-        run: npm run build:ci
-        env:
-          DISCORD_TOKEN: ${{ secrets.DISCORD_TOKEN }}
-          CLIENT_ID: ${{ secrets.CLIENT_ID }}
-
-      - name: Run tests
-        run: npm run test:ci
+      - name: Build and test
+        run: npm run test:build
 
diff --git a/biome.json b/biome.json
index b7ae8e1..4813a99 100644
--- a/biome.json
+++ b/biome.json
@@ -33,6 +33,6 @@
     }
   },
   "files": {
-    "includes": ["*.ts", "*.js", "*.json", "src/**/*"]
+    "includes": ["*.ts", "*.js", "*.json", "src/**/*", "test/**/*"]
   }
 }
diff --git a/package.json b/package.json
index 21dcc6e..ab2589f 100644
--- a/package.json
+++ b/package.json
@@ -7,6 +7,7 @@
     "build:ci": "npm run build:ts && npm run build:copy",
     "build:dev": "pnpm run build:ts && pnpm run build:copy",
     "build:ts": "tsup",
+    "build:test": "tsup --entry 'src/**/*.ts' --entry 'test/**/*.ts'",
     "build:copy": "node scripts/copy-assets.js",
     "start": "node dist/index.js",
     "dev": "tsx watch src/index.ts",
@@ -22,7 +23,8 @@
     "check:fix": "biome check --write .",
     "typecheck": "tsc --noEmit",
     "test": "pnpm run build:dev && node --test dist/**/*.test.js",
-    "test:ci": "node --test dist/**/*.test.js",
+    "test:ci": "node --test $(find dist -name '*.test.js')",
+    "test:build": "npm run build:test && npm run test:ci",
     "prepare": "husky",
     "pre-commit": "lint-staged",
     "sync-guides": "tsx scripts/sync-guides.js",
diff --git a/test/sanity.test.mjs b/test/sanity.test.ts
similarity index 99%
rename from test/sanity.test.mjs
rename to test/sanity.test.ts
index 33a4ced..7130a62 100644
--- a/test/sanity.test.mjs
+++ b/test/sanity.test.ts
@@ -4,4 +4,3 @@ import test from 'node:test';
 test('sanity: 1 + 1 equals 2', () => {
   assert.equal(1 + 1, 2);
 });
-