Fixes

7 files changed, 422 insertions, 188 deletions

diff --git a/Dockerfile b/Dockerfile
index 18c3134..26c8c2a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,7 @@ COPY package*.json ./
 RUN npm ci
 
 COPY src/ ./src/
-COPY rolldown.config.js ./
+COPY esbuild.config.js ./
 RUN npm run build
 
 FROM nginx:alpine as adelie
diff --git a/esbuild.config.js b/esbuild.config.js
new file mode 100644
index 0000000..1a7e09b
--- /dev/null
+++ b/esbuild.config.js
@@ -0,0 +1,60 @@
+import esbuild from 'esbuild';
+import fs from 'fs-extra';
+
+const production = process.env.NODE_ENV === 'production';
+
+async function buildJS() {
+    await esbuild.build({
+        entryPoints: ['src/ts/script.ts'],
+        bundle: true,
+        minify: production,
+        sourcemap: true,
+        target: 'es2020',
+        outfile: 'dist/bundle.js',
+    });
+}
+
+async function buildCSS() {
+    await esbuild.build({
+        entryPoints: ['src/css/style.css'],
+        bundle: true,
+        minify: production,
+        sourcemap: true,
+        loader: {
+            '.css': 'css',
+            '.woff2': 'file',
+            '.png': 'file',
+            '.svg': 'file',
+        },
+        outfile: 'dist/bundle.css',
+    });
+}
+
+async function copyAssets() {
+    await fs.copy('src/assets', 'dist', {
+        overwrite: true,
+    });
+}
+
+async function processHTML() {
+    let html = await fs.readFile('src/index.html', 'utf8');
+    html = html.replace(/ASSET_BASE_PLACEHOLDER/g, '');
+    await fs.writeFile('dist/index.html', html);
+}
+
+async function clean() {
+    await fs.remove('dist');
+    await fs.ensureDir('dist');
+}
+
+async function build() {
+    try {
+        await clean();
+        await Promise.all([buildJS(), buildCSS(), copyAssets()]);
+        await processHTML();
+    } catch (err) {
+        process.exit(1);
+    }
+}
+
+build();
diff --git a/package-lock.json b/package-lock.json
index 5791614..1c771dc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,9 +13,9 @@
       "devDependencies": {
         "@biomejs/biome": "^1.9.4",
         "@types/node": "^22.10.2",
+        "esbuild": "^0.25.5",
         "fs-extra": "^11.2.0",
         "http-server": "^14.1.1",
-        "rolldown": "^0.12.1",
         "typescript": "^5.9.3"
       }
     },
@@ -183,57 +183,78 @@
         "node": ">=14.21.3"
       }
     },
-    "node_modules/@emnapi/core": {
-      "version": "1.7.1",
-      "resolved": "https://registry.npmjs.org/@emnapi/core/-/core-1.7.1.tgz",
-      "integrity": "sha512-o1uhUASyo921r2XtHYOHy7gdkGLge8ghBEQHMWmyJFoXlpU58kIrhhN3w26lpQb6dspetweapMn2CSNwQ8I4wg==",
+    "node_modules/@esbuild/aix-ppc64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/aix-ppc64/-/aix-ppc64-0.25.12.tgz",
+      "integrity": "sha512-Hhmwd6CInZ3dwpuGTF8fJG6yoWmsToE+vYgD4nytZVxcu1ulHpUQRAB1UJ8+N1Am3Mz4+xOByoQoSZf4D+CpkA==",
+      "cpu": [
+        "ppc64"
+      ],
       "dev": true,
       "license": "MIT",
       "optional": true,
-      "dependencies": {
-        "@emnapi/wasi-threads": "1.1.0",
-        "tslib": "^2.4.0"
+      "os": [
+        "aix"
+      ],
+      "engines": {
+        "node": ">=18"
       }
     },
-    "node_modules/@emnapi/runtime": {
-      "version": "1.7.1",
-      "resolved": "https://registry.npmjs.org/@emnapi/runtime/-/runtime-1.7.1.tgz",
-      "integrity": "sha512-PVtJr5CmLwYAU9PZDMITZoR5iAOShYREoR45EyyLrbntV50mdePTgUn4AmOw90Ifcj+x2kRjdzr1HP3RrNiHGA==",
+    "node_modules/@esbuild/android-arm": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/android-arm/-/android-arm-0.25.12.tgz",
+      "integrity": "sha512-VJ+sKvNA/GE7Ccacc9Cha7bpS8nyzVv0jdVgwNDaR4gDMC/2TTRc33Ip8qrNYUcpkOHUT5OZ0bUcNNVZQ9RLlg==",
+      "cpu": [
+        "arm"
+      ],
       "dev": true,
       "license": "MIT",
       "optional": true,
-      "dependencies": {
-        "tslib": "^2.4.0"
+      "os": [
+        "android"
+      ],
+      "engines": {
+        "node": ">=18"
       }
     },
-    "node_modules/@emnapi/wasi-threads": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/@emnapi/wasi-threads/-/wasi-threads-1.1.0.tgz",
-      "integrity": "sha512-WI0DdZ8xFSbgMjR1sFsKABJ/C5OnRrjT06JXbZKexJGrDuPTzZdDYfFlsgcCXCyf+suG5QU2e/y1Wo2V/OapLQ==",
+    "node_modules/@esbuild/android-arm64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/android-arm64/-/android-arm64-0.25.12.tgz",
+      "integrity": "sha512-6AAmLG7zwD1Z159jCKPvAxZd4y/VTO0VkprYy+3N2FtJ8+BQWFXU+OxARIwA46c5tdD9SsKGZ/1ocqBS/gAKHg==",
+      "cpu": [
+        "arm64"
+      ],
       "dev": true,
       "license": "MIT",
       "optional": true,
-      "dependencies": {
-        "tslib": "^2.4.0"
+      "os": [
+        "android"
+      ],
+      "engines": {
+        "node": ">=18"
       }
     },
-    "node_modules/@napi-rs/wasm-runtime": {
-      "version": "0.2.12",
-      "resolved": "https://registry.npmjs.org/@napi-rs/wasm-runtime/-/wasm-runtime-0.2.12.tgz",
-      "integrity": "sha512-ZVWUcfwY4E/yPitQJl481FjFo3K22D6qF0DuFH6Y/nbnE11GY5uguDxZMGXPQ8WQ0128MXQD7TnfHyK4oWoIJQ==",
+    "node_modules/@esbuild/android-x64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/android-x64/-/android-x64-0.25.12.tgz",
+      "integrity": "sha512-5jbb+2hhDHx5phYR2By8GTWEzn6I9UqR11Kwf22iKbNpYrsmRB18aX/9ivc5cabcUiAT/wM+YIZ6SG9QO6a8kg==",
+      "cpu": [
+        "x64"
+      ],
       "dev": true,
       "license": "MIT",
       "optional": true,
-      "dependencies": {
-        "@emnapi/core": "^1.4.3",
-        "@emnapi/runtime": "^1.4.3",
-        "@tybys/wasm-util": "^0.10.0"
+      "os": [
+        "android"
+      ],
+      "engines": {
+        "node": ">=18"
       }
     },
-    "node_modules/@rolldown/binding-darwin-arm64": {
-      "version": "0.12.2",
-      "resolved": "https://registry.npmjs.org/@rolldown/binding-darwin-arm64/-/binding-darwin-arm64-0.12.2.tgz",
-      "integrity": "sha512-Y3Ajye63Z5KymGUwTLaK7Q6YMvycXqNiXtosecgVzjAwMITCmXdzgnWgzzx5UlWHMrDYL4m5zIeXGB5slLwoMA==",
+    "node_modules/@esbuild/darwin-arm64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/darwin-arm64/-/darwin-arm64-0.25.12.tgz",
+      "integrity": "sha512-N3zl+lxHCifgIlcMUP5016ESkeQjLj/959RxxNYIthIg+CQHInujFuXeWbWMgnTo4cp5XVHqFPmpyu9J65C1Yg==",
       "cpu": [
         "arm64"
       ],
@@ -242,12 +263,15 @@
       "optional": true,
       "os": [
         "darwin"
-      ]
+      ],
+      "engines": {
+        "node": ">=18"
+      }
     },
-    "node_modules/@rolldown/binding-darwin-x64": {
-      "version": "0.12.2",
-      "resolved": "https://registry.npmjs.org/@rolldown/binding-darwin-x64/-/binding-darwin-x64-0.12.2.tgz",
-      "integrity": "sha512-ZcVuVFEFBXhp00TUNn+EDYs7SGGLQCznvCeuW1XkM8EC2/LfewU/o4WuJK7CBC4iCSktuFGpw7+zLe8D6iinzg==",
+    "node_modules/@esbuild/darwin-x64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/darwin-x64/-/darwin-x64-0.25.12.tgz",
+      "integrity": "sha512-HQ9ka4Kx21qHXwtlTUVbKJOAnmG1ipXhdWTmNXiPzPfWKpXqASVcWdnf2bnL73wgjNrFXAa3yYvBSd9pzfEIpA==",
       "cpu": [
         "x64"
       ],
@@ -256,12 +280,32 @@
       "optional": true,
       "os": [
         "darwin"
-      ]
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/freebsd-arm64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/freebsd-arm64/-/freebsd-arm64-0.25.12.tgz",
+      "integrity": "sha512-gA0Bx759+7Jve03K1S0vkOu5Lg/85dou3EseOGUes8flVOGxbhDDh/iZaoek11Y8mtyKPGF3vP8XhnkDEAmzeg==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "freebsd"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
     },
-    "node_modules/@rolldown/binding-freebsd-x64": {
-      "version": "0.12.2",
-      "resolved": "https://registry.npmjs.org/@rolldown/binding-freebsd-x64/-/binding-freebsd-x64-0.12.2.tgz",
-      "integrity": "sha512-4fjuQHpm3q/Ly4fcqb8Qn49OQc2EQR2scUbQaOzXr7mIn9Zy8NfdRrsVG4/wpYvihIlTEtVx+ku0IZwcUzzZGg==",
+    "node_modules/@esbuild/freebsd-x64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/freebsd-x64/-/freebsd-x64-0.25.12.tgz",
+      "integrity": "sha512-TGbO26Yw2xsHzxtbVFGEXBFH0FRAP7gtcPE7P5yP7wGy7cXK2oO7RyOhL5NLiqTlBh47XhmIUXuGciXEqYFfBQ==",
       "cpu": [
         "x64"
       ],
@@ -270,12 +314,15 @@
       "optional": true,
       "os": [
         "freebsd"
-      ]
+      ],
+      "engines": {
+        "node": ">=18"
+      }
     },
-    "node_modules/@rolldown/binding-linux-arm-gnueabihf": {
-      "version": "0.12.2",
-      "resolved": "https://registry.npmjs.org/@rolldown/binding-linux-arm-gnueabihf/-/binding-linux-arm-gnueabihf-0.12.2.tgz",
-      "integrity": "sha512-MGEDaYLzTQ1kpvt13PzOwnd6O668S1mPM/vgi4O9vCfqJNTXZX8SeAg8Z2dQZbMSUyFDBVKGkz23GRTHqkGIsQ==",
+    "node_modules/@esbuild/linux-arm": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/linux-arm/-/linux-arm-0.25.12.tgz",
+      "integrity": "sha512-lPDGyC1JPDou8kGcywY0YILzWlhhnRjdof3UlcoqYmS9El818LLfJJc3PXXgZHrHCAKs/Z2SeZtDJr5MrkxtOw==",
       "cpu": [
         "arm"
       ],
@@ -284,12 +331,15 @@
       "optional": true,
       "os": [
         "linux"
-      ]
+      ],
+      "engines": {
+        "node": ">=18"
+      }
     },
-    "node_modules/@rolldown/binding-linux-arm64-gnu": {
-      "version": "0.12.2",
-      "resolved": "https://registry.npmjs.org/@rolldown/binding-linux-arm64-gnu/-/binding-linux-arm64-gnu-0.12.2.tgz",
-      "integrity": "sha512-8uiaMe39twyIAw0do1Gc3O2SpQmyL1A/BucFncEB8eU5jtb3BWIM/X+F+eKDU6c+XZ+S1T025dhR1cGg8y20Xw==",
+    "node_modules/@esbuild/linux-arm64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/linux-arm64/-/linux-arm64-0.25.12.tgz",
+      "integrity": "sha512-8bwX7a8FghIgrupcxb4aUmYDLp8pX06rGh5HqDT7bB+8Rdells6mHvrFHHW2JAOPZUbnjUpKTLg6ECyzvas2AQ==",
       "cpu": [
         "arm64"
       ],
@@ -298,40 +348,117 @@
       "optional": true,
       "os": [
         "linux"
-      ]
+      ],
+      "engines": {
+        "node": ">=18"
+      }
     },
-    "node_modules/@rolldown/binding-linux-arm64-musl": {
-      "version": "0.12.2",
-      "resolved": "https://registry.npmjs.org/@rolldown/binding-linux-arm64-musl/-/binding-linux-arm64-musl-0.12.2.tgz",
-      "integrity": "sha512-GOFSKaMJueaSSODcqI+0Hu79buHYtGV7h2tydIDkSDD20mQuvwOF7jIVd27yNdlXWS9wLObwEu3BNgHmIj1M6A==",
+    "node_modules/@esbuild/linux-ia32": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/linux-ia32/-/linux-ia32-0.25.12.tgz",
+      "integrity": "sha512-0y9KrdVnbMM2/vG8KfU0byhUN+EFCny9+8g202gYqSSVMonbsCfLjUO+rCci7pM0WBEtz+oK/PIwHkzxkyharA==",
       "cpu": [
-        "arm64"
+        "ia32"
       ],
       "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
         "linux"
-      ]
+      ],
+      "engines": {
+        "node": ">=18"
+      }
     },
-    "node_modules/@rolldown/binding-linux-x64-gnu": {
-      "version": "0.12.2",
-      "resolved": "https://registry.npmjs.org/@rolldown/binding-linux-x64-gnu/-/binding-linux-x64-gnu-0.12.2.tgz",
-      "integrity": "sha512-+hlRURUSiVP0+PFtjoTxUsiy/2NQpbf3DyUyMyl8Nv5+1BxjB6452VY1iFI+RzG4iLNJslcVcI6d6lJQ5zZYfw==",
+    "node_modules/@esbuild/linux-loong64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/linux-loong64/-/linux-loong64-0.25.12.tgz",
+      "integrity": "sha512-h///Lr5a9rib/v1GGqXVGzjL4TMvVTv+s1DPoxQdz7l/AYv6LDSxdIwzxkrPW438oUXiDtwM10o9PmwS/6Z0Ng==",
       "cpu": [
-        "x64"
+        "loong64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/linux-mips64el": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/linux-mips64el/-/linux-mips64el-0.25.12.tgz",
+      "integrity": "sha512-iyRrM1Pzy9GFMDLsXn1iHUm18nhKnNMWscjmp4+hpafcZjrr2WbT//d20xaGljXDBYHqRcl8HnxbX6uaA/eGVw==",
+      "cpu": [
+        "mips64el"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/linux-ppc64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/linux-ppc64/-/linux-ppc64-0.25.12.tgz",
+      "integrity": "sha512-9meM/lRXxMi5PSUqEXRCtVjEZBGwB7P/D4yT8UG/mwIdze2aV4Vo6U5gD3+RsoHXKkHCfSxZKzmDssVlRj1QQA==",
+      "cpu": [
+        "ppc64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/linux-riscv64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/linux-riscv64/-/linux-riscv64-0.25.12.tgz",
+      "integrity": "sha512-Zr7KR4hgKUpWAwb1f3o5ygT04MzqVrGEGXGLnj15YQDJErYu/BGg+wmFlIDOdJp0PmB0lLvxFIOXZgFRrdjR0w==",
+      "cpu": [
+        "riscv64"
       ],
       "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
         "linux"
-      ]
+      ],
+      "engines": {
+        "node": ">=18"
+      }
     },
-    "node_modules/@rolldown/binding-linux-x64-musl": {
-      "version": "0.12.2",
-      "resolved": "https://registry.npmjs.org/@rolldown/binding-linux-x64-musl/-/binding-linux-x64-musl-0.12.2.tgz",
-      "integrity": "sha512-9WKIaQSZZ0i9F5msW4I5kEj6ov+TZLteuTqCzI7nYWDBDm7m/hYkOkdIBf41GC8iKFsgVIQO0kRVAT966U8RxQ==",
+    "node_modules/@esbuild/linux-s390x": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/linux-s390x/-/linux-s390x-0.25.12.tgz",
+      "integrity": "sha512-MsKncOcgTNvdtiISc/jZs/Zf8d0cl/t3gYWX8J9ubBnVOwlk65UIEEvgBORTiljloIWnBzLs4qhzPkJcitIzIg==",
+      "cpu": [
+        "s390x"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/linux-x64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/linux-x64/-/linux-x64-0.25.12.tgz",
+      "integrity": "sha512-uqZMTLr/zR/ed4jIGnwSLkaHmPjOjJvnm6TVVitAa08SLS9Z0VM8wIRx7gWbJB5/J54YuIMInDquWyYvQLZkgw==",
       "cpu": [
         "x64"
       ],
@@ -340,29 +467,49 @@
       "optional": true,
       "os": [
         "linux"
-      ]
+      ],
+      "engines": {
+        "node": ">=18"
+      }
     },
-    "node_modules/@rolldown/binding-wasm32-wasi": {
-      "version": "0.12.2",
-      "resolved": "https://registry.npmjs.org/@rolldown/binding-wasm32-wasi/-/binding-wasm32-wasi-0.12.2.tgz",
-      "integrity": "sha512-KY7bNrR3Jk6O0ne8LAaAnq9yI6xuKwhr/L2d1lBwrraCCyLHk0UEv4g6PfJkyUx6GfN0gVYuSxFgo9OggycldA==",
+    "node_modules/@esbuild/netbsd-arm64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/netbsd-arm64/-/netbsd-arm64-0.25.12.tgz",
+      "integrity": "sha512-xXwcTq4GhRM7J9A8Gv5boanHhRa/Q9KLVmcyXHCTaM4wKfIpWkdXiMog/KsnxzJ0A1+nD+zoecuzqPmCRyBGjg==",
       "cpu": [
-        "wasm32"
+        "arm64"
       ],
       "dev": true,
       "license": "MIT",
       "optional": true,
-      "dependencies": {
-        "@napi-rs/wasm-runtime": "^0.2.4"
-      },
+      "os": [
+        "netbsd"
+      ],
       "engines": {
-        "node": ">=14.21.3"
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/netbsd-x64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/netbsd-x64/-/netbsd-x64-0.25.12.tgz",
+      "integrity": "sha512-Ld5pTlzPy3YwGec4OuHh1aCVCRvOXdH8DgRjfDy/oumVovmuSzWfnSJg+VtakB9Cm0gxNO9BzWkj6mtO1FMXkQ==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "netbsd"
+      ],
+      "engines": {
+        "node": ">=18"
       }
     },
-    "node_modules/@rolldown/binding-win32-arm64-msvc": {
-      "version": "0.12.2",
-      "resolved": "https://registry.npmjs.org/@rolldown/binding-win32-arm64-msvc/-/binding-win32-arm64-msvc-0.12.2.tgz",
-      "integrity": "sha512-XYBXifPk5iNcPUTyV/yB4tlj5nI+fYoe/8CLHjyUG8GS0l8rCD+jKaAv3Jvz2T2erlkjEPqJXmzhUfBscOUo6g==",
+    "node_modules/@esbuild/openbsd-arm64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/openbsd-arm64/-/openbsd-arm64-0.25.12.tgz",
+      "integrity": "sha512-fF96T6KsBo/pkQI950FARU9apGNTSlZGsv1jZBAlcLL1MLjLNIWPBkj5NlSz8aAzYKg+eNqknrUJ24QBybeR5A==",
       "cpu": [
         "arm64"
       ],
@@ -370,27 +517,50 @@
       "license": "MIT",
       "optional": true,
       "os": [
-        "win32"
-      ]
+        "openbsd"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
     },
-    "node_modules/@rolldown/binding-win32-ia32-msvc": {
-      "version": "0.12.2",
-      "resolved": "https://registry.npmjs.org/@rolldown/binding-win32-ia32-msvc/-/binding-win32-ia32-msvc-0.12.2.tgz",
-      "integrity": "sha512-SV9LqvEc0d4gCLbkezH+UJ2uj2pTw3mwSKhFJEm6ir1lb05W6y9++m67NRs17fhudkFAz8iKlyPxKtZBKzAKOw==",
+    "node_modules/@esbuild/openbsd-x64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/openbsd-x64/-/openbsd-x64-0.25.12.tgz",
+      "integrity": "sha512-MZyXUkZHjQxUvzK7rN8DJ3SRmrVrke8ZyRusHlP+kuwqTcfWLyqMOE3sScPPyeIXN/mDJIfGXvcMqCgYKekoQw==",
       "cpu": [
-        "ia32"
+        "x64"
       ],
       "dev": true,
       "license": "MIT",
       "optional": true,
       "os": [
-        "win32"
-      ]
+        "openbsd"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/openharmony-arm64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/openharmony-arm64/-/openharmony-arm64-0.25.12.tgz",
+      "integrity": "sha512-rm0YWsqUSRrjncSXGA7Zv78Nbnw4XL6/dzr20cyrQf7ZmRcsovpcRBdhD43Nuk3y7XIoW2OxMVvwuRvk9XdASg==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "openharmony"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
     },
-    "node_modules/@rolldown/binding-win32-x64-msvc": {
-      "version": "0.12.2",
-      "resolved": "https://registry.npmjs.org/@rolldown/binding-win32-x64-msvc/-/binding-win32-x64-msvc-0.12.2.tgz",
-      "integrity": "sha512-XnRqHx182tyk1M12OMXqLajIj9DZrOUEKSPYrQUSaMCmHHAhULYP6ki240CV16PBWZW4Q1pwQ7YVKYFevRtvKg==",
+    "node_modules/@esbuild/sunos-x64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/sunos-x64/-/sunos-x64-0.25.12.tgz",
+      "integrity": "sha512-3wGSCDyuTHQUzt0nV7bocDy72r2lI33QL3gkDNGkod22EsYl04sMf0qLb8luNKTOmgF/eDEDP5BFNwoBKH441w==",
       "cpu": [
         "x64"
       ],
@@ -398,18 +568,61 @@
       "license": "MIT",
       "optional": true,
       "os": [
+        "sunos"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/win32-arm64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/win32-arm64/-/win32-arm64-0.25.12.tgz",
+      "integrity": "sha512-rMmLrur64A7+DKlnSuwqUdRKyd3UE7oPJZmnljqEptesKM8wx9J8gx5u0+9Pq0fQQW8vqeKebwNXdfOyP+8Bsg==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
         "win32"
-      ]
+      ],
+      "engines": {
+        "node": ">=18"
+      }
     },
-    "node_modules/@tybys/wasm-util": {
-      "version": "0.10.1",
-      "resolved": "https://registry.npmjs.org/@tybys/wasm-util/-/wasm-util-0.10.1.tgz",
-      "integrity": "sha512-9tTaPJLSiejZKx+Bmog4uSubteqTvFrVrURwkmHixBo0G4seD0zUxp98E1DzUBJxLQ3NPwXrGKDiVjwx/DpPsg==",
+    "node_modules/@esbuild/win32-ia32": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/win32-ia32/-/win32-ia32-0.25.12.tgz",
+      "integrity": "sha512-HkqnmmBoCbCwxUKKNPBixiWDGCpQGVsrQfJoVGYLPT41XWF8lHuE5N6WhVia2n4o5QK5M4tYr21827fNhi4byQ==",
+      "cpu": [
+        "ia32"
+      ],
       "dev": true,
       "license": "MIT",
       "optional": true,
-      "dependencies": {
-        "tslib": "^2.4.0"
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/win32-x64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/win32-x64/-/win32-x64-0.25.12.tgz",
+      "integrity": "sha512-alJC0uCZpTFrSL0CCDjcgleBXPnCrEAhTBILpeAp7M/OFgoqtAetfBzX0xM00MUsVVPpVjlPuMbREqnZCXaTnA==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": ">=18"
       }
     },
     "node_modules/@types/node": {
@@ -602,6 +815,48 @@
         "node": ">= 0.4"
       }
     },
+    "node_modules/esbuild": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/esbuild/-/esbuild-0.25.12.tgz",
+      "integrity": "sha512-bbPBYYrtZbkt6Os6FiTLCTFxvq4tt3JKall1vRwshA3fdVztsLAatFaZobhkBC8/BrPetoa0oksYoKXoG4ryJg==",
+      "dev": true,
+      "hasInstallScript": true,
+      "license": "MIT",
+      "bin": {
+        "esbuild": "bin/esbuild"
+      },
+      "engines": {
+        "node": ">=18"
+      },
+      "optionalDependencies": {
+        "@esbuild/aix-ppc64": "0.25.12",
+        "@esbuild/android-arm": "0.25.12",
+        "@esbuild/android-arm64": "0.25.12",
+        "@esbuild/android-x64": "0.25.12",
+        "@esbuild/darwin-arm64": "0.25.12",
+        "@esbuild/darwin-x64": "0.25.12",
+        "@esbuild/freebsd-arm64": "0.25.12",
+        "@esbuild/freebsd-x64": "0.25.12",
+        "@esbuild/linux-arm": "0.25.12",
+        "@esbuild/linux-arm64": "0.25.12",
+        "@esbuild/linux-ia32": "0.25.12",
+        "@esbuild/linux-loong64": "0.25.12",
+        "@esbuild/linux-mips64el": "0.25.12",
+        "@esbuild/linux-ppc64": "0.25.12",
+        "@esbuild/linux-riscv64": "0.25.12",
+        "@esbuild/linux-s390x": "0.25.12",
+        "@esbuild/linux-x64": "0.25.12",
+        "@esbuild/netbsd-arm64": "0.25.12",
+        "@esbuild/netbsd-x64": "0.25.12",
+        "@esbuild/openbsd-arm64": "0.25.12",
+        "@esbuild/openbsd-x64": "0.25.12",
+        "@esbuild/openharmony-arm64": "0.25.12",
+        "@esbuild/sunos-x64": "0.25.12",
+        "@esbuild/win32-arm64": "0.25.12",
+        "@esbuild/win32-ia32": "0.25.12",
+        "@esbuild/win32-x64": "0.25.12"
+      }
+    },
     "node_modules/eventemitter3": {
       "version": "4.0.7",
       "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-4.0.7.tgz",
@@ -951,33 +1206,6 @@
       "dev": true,
       "license": "MIT"
     },
-    "node_modules/rolldown": {
-      "version": "0.12.2",
-      "resolved": "https://registry.npmjs.org/rolldown/-/rolldown-0.12.2.tgz",
-      "integrity": "sha512-YJYKiYt2O9XytiQ3Na4Kk29avfIXhvK7udB3wAaVaF4kiSsFKE1167tElO/0eD6tjfJXCvwNxwsyYkBJRtsLmQ==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "zod": "^3.23.8"
-      },
-      "bin": {
-        "rolldown": "bin/cli.js"
-      },
-      "optionalDependencies": {
-        "@rolldown/binding-darwin-arm64": "0.12.2",
-        "@rolldown/binding-darwin-x64": "0.12.2",
-        "@rolldown/binding-freebsd-x64": "0.12.2",
-        "@rolldown/binding-linux-arm-gnueabihf": "0.12.2",
-        "@rolldown/binding-linux-arm64-gnu": "0.12.2",
-        "@rolldown/binding-linux-arm64-musl": "0.12.2",
-        "@rolldown/binding-linux-x64-gnu": "0.12.2",
-        "@rolldown/binding-linux-x64-musl": "0.12.2",
-        "@rolldown/binding-wasm32-wasi": "0.12.2",
-        "@rolldown/binding-win32-arm64-msvc": "0.12.2",
-        "@rolldown/binding-win32-ia32-msvc": "0.12.2",
-        "@rolldown/binding-win32-x64-msvc": "0.12.2"
-      }
-    },
     "node_modules/safe-buffer": {
       "version": "5.1.2",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
@@ -1088,14 +1316,6 @@
         "node": ">=8"
       }
     },
-    "node_modules/tslib": {
-      "version": "2.8.1",
-      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.8.1.tgz",
-      "integrity": "sha512-oJFu94HQb+KVduSUQL7wnpmqnfmLsOA/nAh6b6EH0wCEoK0/mPeXU6c3wKDV83MkOuHPRHtSXKKU99IBazS/2w==",
-      "dev": true,
-      "license": "0BSD",
-      "optional": true
-    },
     "node_modules/typescript": {
       "version": "5.9.3",
       "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
@@ -1158,16 +1378,6 @@
       "engines": {
         "node": ">=12"
       }
-    },
-    "node_modules/zod": {
-      "version": "3.25.76",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.76.tgz",
-      "integrity": "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==",
-      "dev": true,
-      "license": "MIT",
-      "funding": {
-        "url": "https://github.com/sponsors/colinhacks"
-      }
     }
   }
 }
diff --git a/package.json b/package.json
index e8f5dac..08a6855 100644
--- a/package.json
+++ b/package.json
@@ -4,8 +4,8 @@
   "type": "module",
   "private": true,
   "scripts": {
-    "build": "NODE_ENV=production node rolldown.config.js",
-    "dev": "node rolldown.config.js",
+    "build": "NODE_ENV=production node esbuild.config.js",
+    "dev": "node esbuild.config.js",
     "clean": "rm -rf dist",
     "serve": "npx http-server dist -p 8080 -o",
     "dev:serve": "npm run dev && npm run serve",
@@ -20,9 +20,9 @@
   "devDependencies": {
     "@biomejs/biome": "^1.9.4",
     "@types/node": "^22.10.2",
+    "esbuild": "^0.25.5",
     "fs-extra": "^11.2.0",
     "http-server": "^14.1.1",
-    "rolldown": "^0.12.1",
     "typescript": "^5.9.3"
   }
 }
diff --git a/rolldown.config.js b/rolldown.config.js
deleted file mode 100644
index 6cc7765..0000000
--- a/rolldown.config.js
+++ /dev/null
@@ -1,36 +0,0 @@
-import { rolldown } from 'rolldown';
-import fs from 'fs-extra';
-import path from 'path';
-
-const production = process.env.NODE_ENV === 'production';
-
-async function build() {
-    try {
-        await fs.remove('dist');
-        await fs.ensureDir('dist');
-
-        const jsBundle = await rolldown({
-            input: 'src/js/script.ts',
-            output: {
-                file: 'dist/bundle.js',
-                format: 'es',
-                sourcemap: !production,
-            },
-        });
-
-        await jsBundle.write();
-
-        await fs.copy('src/css/style.css', 'dist/bundle.css');
-        await fs.copy('src/assets', 'dist', {
-            overwrite: true,
-        });
-
-        let html = await fs.readFile('src/index.html', 'utf8');
-        await fs.writeFile('dist/index.html', html);
-    } catch (err) {
-        console.error('Build failed:', err);
-        process.exit(1);
-    }
-}
-
-build();
diff --git a/src/js/oneko.ts b/src/ts/oneko.ts
index 236c7cb..236c7cb 100644
--- a/src/js/oneko.ts
+++ b/src/ts/oneko.ts
diff --git a/src/js/script.ts b/src/ts/script.ts
index e0b0b85..e0b0b85 100644
--- a/src/js/script.ts
+++ b/src/ts/script.ts