diff --git a/.buildkite/ci.mjs b/.buildkite/ci.mjs
new file mode 100644
index 0000000000..dceb21a960
--- /dev/null
+++ b/.buildkite/ci.mjs
@@ -0,0 +1,384 @@
+#!/usr/bin/env node
+
+/**
+ * Build and test Bun on macOS, Linux, and Windows.
+ * @link https://buildkite.com/docs/pipelines/defining-steps
+ */
+
+import { writeFileSync } from "node:fs";
+import { join } from "node:path";
+
+function getEnv(name, required = true) {
+  const value = process.env[name];
+
+  if (!value && required) {
+    throw new Error(`Missing environment variable: ${name}`);
+  }
+
+  return value;
+}
+
+function isPullRequest() {
+  return (
+    getEnv("BUILDKITE_PULL_REQUEST", false) === "true" &&
+    getEnv("BUILDKITE_REPO") !== getEnv("BUILDKITE_PULL_REQUEST_REPO", false)
+  );
+}
+
+function getCommit() {
+  return getEnv("BUILDKITE_COMMIT");
+}
+
+function getRepository() {
+  const url = getEnv("BUILDKITE_PULL_REQUEST_REPO", false) || getEnv("BUILDKITE_REPO");
+  const match = url.match(/github.com\/([^/]+)\/([^/]+)\.git$/);
+  if (!match) {
+    throw new Error(`Unsupported repository: ${url}`);
+  }
+  const [, owner, repo] = match;
+  return `${owner}/${repo}`;
+}
+
+function getBranch() {
+  return getEnv("BUILDKITE_BRANCH");
+}
+
+function isMainBranch() {
+  const mainBranch = getEnv("BUILDKITE_PIPELINE_DEFAULT_BRANCH", false) || "main";
+  return getBranch() === mainBranch && !isPullRequest();
+}
+
+function isMergeQueue() {
+  return /^gh-readonly-queue/.test(getEnv("BUILDKITE_BRANCH"));
+}
+
+async function getChangedFiles() {
+  const repository = getRepository();
+  const commit = getCommit();
+
+  try {
+    const response = await fetch(`https://api.github.com/repos/${repository}/compare/main...${commit}`);
+    if (response.ok) {
+      const { files } = await response.json();
+      return files.filter(({ status }) => !/removed|unchanged/i.test(status)).map(({ filename }) => filename);
+    }
+  } catch (error) {
+    console.error(error);
+  }
+}
+
+function isDocumentation(filename) {
+  return /^(\.vscode|\.github|bench|docs|examples)|\.(md)$/.test(filename);
+}
+
+function isTest(filename) {
+  return /^test/.test(filename);
+}
+
+function toYaml(obj, indent = 0) {
+  const spaces = " ".repeat(indent);
+  let result = "";
+
+  for (const [key, value] of Object.entries(obj)) {
+    if (value === null) {
+      result += `${spaces}${key}: null\n`;
+      continue;
+    }
+
+    if (Array.isArray(value)) {
+      result += `${spaces}${key}:\n`;
+      value.forEach(item => {
+        if (typeof item === "object" && item !== null) {
+          result += `${spaces}- \n${toYaml(item, indent + 2)
+            .split("\n")
+            .map(line => `${spaces}  ${line}`)
+            .join("\n")}\n`;
+        } else {
+          result += `${spaces}- ${item}\n`;
+        }
+      });
+      continue;
+    }
+
+    if (typeof value === "object") {
+      result += `${spaces}${key}:\n${toYaml(value, indent + 2)}`;
+      continue;
+    }
+
+    if (
+      typeof value === "string" &&
+      (value.includes(":") || value.includes("#") || value.includes("'") || value.includes('"') || value.includes("\n"))
+    ) {
+      result += `${spaces}${key}: "${value.replace(/"/g, '\\"')}"\n`;
+      continue;
+    }
+
+    result += `${spaces}${key}: ${value}\n`;
+  }
+
+  return result;
+}
+
+function getPipeline() {
+  /**
+   * Helpers
+   */
+
+  const getKey = platform => {
+    const { os, arch, baseline } = platform;
+
+    if (baseline) {
+      return `${os}-${arch}-baseline`;
+    }
+
+    return `${os}-${arch}`;
+  };
+
+  const getLabel = platform => {
+    const { os, arch, baseline } = platform;
+
+    if (baseline) {
+      return `:${os}: ${arch}-baseline`;
+    }
+
+    return `:${os}: ${arch}`;
+  };
+
+  // https://buildkite.com/docs/pipelines/command-step#retry-attributes
+  const getRetry = (limit = 3) => {
+    return {
+      automatic: [
+        { exit_status: 1, limit: 1 },
+        { exit_status: -1, limit },
+        { exit_status: 255, limit },
+        { signal_reason: "agent_stop", limit },
+      ],
+    };
+  };
+
+  /**
+   * Steps
+   */
+
+  const getBuildVendorStep = platform => {
+    const { os, arch, baseline } = platform;
+
+    return {
+      key: `${getKey(platform)}-build-vendor`,
+      label: `${getLabel(platform)} - build-vendor`,
+      agents: {
+        os,
+        arch,
+        queue: `build-${os}`,
+      },
+      retry: getRetry(),
+      cancel_on_build_failing: isMergeQueue(),
+      env: {
+        ENABLE_BASELINE: baseline ? "ON" : "OFF",
+      },
+      command: "bun run build:ci --target dependencies",
+    };
+  };
+
+  const getBuildCppStep = platform => {
+    const { os, arch, baseline } = platform;
+
+    return {
+      key: `${getKey(platform)}-build-cpp`,
+      label: `${getLabel(platform)} - build-cpp`,
+      agents: {
+        os,
+        arch,
+        queue: `build-${os}`,
+      },
+      retry: getRetry(),
+      cancel_on_build_failing: isMergeQueue(),
+      env: {
+        BUN_CPP_ONLY: "ON",
+        ENABLE_BASELINE: baseline ? "ON" : "OFF",
+      },
+      command: "bun run build:ci --target bun",
+    };
+  };
+
+  const getBuildZigStep = platform => {
+    const { os, arch, baseline } = platform;
+    const toolchain = baseline ? `${os}-${arch}-baseline` : `${os}-${arch}`;
+
+    return {
+      key: `${getKey(platform)}-build-zig`,
+      label: `${getLabel(platform)} - build-zig`,
+      agents: {
+        queue: "build-zig",
+      },
+      retry: getRetry(),
+      cancel_on_build_failing: isMergeQueue(),
+      env: {
+        ENABLE_BASELINE: baseline ? "ON" : "OFF",
+      },
+      command: `bun run build:ci --target bun-zig --toolchain ${toolchain}`,
+    };
+  };
+
+  const getBuildBunStep = platform => {
+    const { os, arch, baseline } = platform;
+
+    return {
+      key: `${getKey(platform)}-build-bun`,
+      label: `${getLabel(platform)} - build-bun`,
+      depends_on: [
+        `${getKey(platform)}-build-vendor`,
+        `${getKey(platform)}-build-cpp`,
+        `${getKey(platform)}-build-zig`,
+      ],
+      agents: {
+        os,
+        arch,
+        queue: `build-${os}`,
+      },
+      retry: getRetry(),
+      cancel_on_build_failing: isMergeQueue(),
+      env: {
+        BUN_LINK_ONLY: "ON",
+        ENABLE_BASELINE: baseline ? "ON" : "OFF",
+      },
+      command: "bun run build:ci --target bun",
+    };
+  };
+
+  const getTestBunStep = platform => {
+    const { os, arch, distro, release } = platform;
+
+    let name;
+    if (os === "darwin" || os === "windows") {
+      name = getLabel(platform);
+    } else {
+      name = getLabel({ ...platform, os: distro });
+    }
+
+    let agents;
+    if (os === "darwin") {
+      agents = { os, arch, queue: `test-darwin` };
+    } else if (os === "windows") {
+      agents = { os, arch, robobun: true };
+    } else {
+      agents = { os, arch, distro, release, robobun: true };
+    }
+
+    let command;
+    if (os === "windows") {
+      command = `node .\\scripts\\runner.node.mjs --step ${getKey(platform)}-build-bun`;
+    } else {
+      command = `./scripts/runner.node.mjs --step ${getKey(platform)}-build-bun`;
+    }
+
+    let parallelism;
+    if (os === "darwin") {
+      parallelism = 2;
+    } else {
+      parallelism = 10;
+    }
+
+    return {
+      key: `${getKey(platform)}-${distro}-${release.replace(/\./g, "")}-test-bun`,
+      label: `${name} - test-bun`,
+      depends_on: [`${getKey(platform)}-build-bun`],
+      agents,
+      retry: getRetry(),
+      cancel_on_build_failing: isMergeQueue(),
+      parallelism,
+      command,
+    };
+  };
+
+  /**
+   * Config
+   */
+
+  const buildPlatforms = [
+    { os: "darwin", arch: "aarch64" },
+    { os: "darwin", arch: "x64" },
+    { os: "linux", arch: "aarch64" },
+    { os: "linux", arch: "x64" },
+    { os: "linux", arch: "x64", baseline: true },
+    { os: "windows", arch: "x64" },
+    { os: "windows", arch: "x64", baseline: true },
+  ];
+
+  const testPlatforms = [
+    { os: "darwin", arch: "aarch64", distro: "sonoma", release: "14" },
+    { os: "darwin", arch: "aarch64", distro: "ventura", release: "13" },
+    { os: "darwin", arch: "x64", distro: "sonoma", release: "14" },
+    { os: "darwin", arch: "x64", distro: "ventura", release: "13" },
+    { os: "linux", arch: "aarch64", distro: "debian", release: "12" },
+    { os: "linux", arch: "aarch64", distro: "ubuntu", release: "22.04" },
+    { os: "linux", arch: "aarch64", distro: "ubuntu", release: "20.04" },
+    { os: "linux", arch: "x64", distro: "debian", release: "12" },
+    { os: "linux", arch: "x64", distro: "ubuntu", release: "22.04" },
+    { os: "linux", arch: "x64", distro: "ubuntu", release: "20.04" },
+    { os: "linux", arch: "x64", distro: "debian", release: "12", baseline: true },
+    { os: "linux", arch: "x64", distro: "ubuntu", release: "22.04", baseline: true },
+    { os: "linux", arch: "x64", distro: "ubuntu", release: "20.04", baseline: true },
+    { os: "windows", arch: "x64", distro: "server", release: "2019" },
+    { os: "windows", arch: "x64", distro: "server", release: "2019", baseline: true },
+  ];
+
+  return {
+    steps: [
+      ...buildPlatforms.map(platform => {
+        const { os, arch, baseline } = platform;
+
+        return {
+          key: getKey(platform),
+          group: getLabel(platform),
+          steps: [
+            getBuildVendorStep(platform),
+            getBuildCppStep(platform),
+            getBuildZigStep(platform),
+            getBuildBunStep(platform),
+            ...testPlatforms
+              .filter(platform => platform.os === os && platform.arch === arch && baseline === platform.baseline)
+              .map(platform => getTestBunStep(platform)),
+          ],
+        };
+      }),
+    ],
+  };
+}
+
+async function main() {
+  console.log("Checking environment...");
+  console.log(" - Repository:", getRepository());
+  console.log(" - Branch:", getBranch());
+  console.log(" - Commit:", getCommit());
+  console.log(" - Is Main Branch:", isMainBranch());
+  console.log(" - Is Merge Queue:", isMergeQueue());
+  console.log(" - Is Pull Request:", isPullRequest());
+
+  const changedFiles = await getChangedFiles();
+  if (changedFiles) {
+    console.log(
+      `Found ${changedFiles.length} changed files: \n${changedFiles.map(filename => ` - ${filename}`).join("\n")}`,
+    );
+
+    if (changedFiles.every(filename => isDocumentation(filename))) {
+      console.log("Since changed files are only documentation, skipping...");
+      return;
+    }
+
+    if (changedFiles.every(filename => isTest(filename) || isDocumentation(filename))) {
+      // TODO: console.log("Since changed files contain tests, skipping build...");
+    }
+  }
+
+  const pipeline = getPipeline();
+  const content = toYaml(pipeline);
+  const contentPath = join(process.cwd(), ".buildkite", "ci.yml");
+  writeFileSync(contentPath, content);
+
+  console.log("Generated pipeline:");
+  console.log(" - Path:", contentPath);
+  console.log(" - Size:", (content.length / 1024).toFixed(), "KB");
+}
+
+await main();
diff --git a/.buildkite/ci.yml b/.buildkite/ci.yml
deleted file mode 100644
index 155e4f857b..0000000000
--- a/.buildkite/ci.yml
+++ /dev/null
@@ -1,790 +0,0 @@
-# Build and test Bun on macOS, Linux, and Windows.
-# https://buildkite.com/docs/pipelines/defining-steps
-#
-# If a step has the `robobun: true` label, robobun will listen
-# to webhooks from Buildkite and provision a VM to run the step.
-#
-# Changes to this file will be automatically uploaded on the next run
-# for a particular commit.
-
-steps:
-  # macOS aarch64
-  - key: "darwin-aarch64"
-    group: ":darwin: aarch64"
-    steps:
-      - key: "darwin-aarch64-build-deps"
-        label: "build-deps"
-        agents:
-          queue: "build-darwin"
-          os: "darwin"
-          arch: "aarch64"
-        command:
-          - "bun run build:ci --target dependencies"
-
-      - key: "darwin-aarch64-build-cpp"
-        label: "build-cpp"
-        agents:
-          queue: "build-darwin"
-          os: "darwin"
-          arch: "aarch64"
-        env:
-          BUN_CPP_ONLY: "ON"
-        command:
-          - "bun run build:ci --target bun"
-
-      - key: "darwin-aarch64-build-zig"
-        label: "build-zig"
-        agents:
-          queue: "build-zig"
-        command:
-          - "bun run build:ci --target bun-zig --toolchain darwin-aarch64"
-
-      - key: "darwin-aarch64-build-bun"
-        label: "build-bun"
-        agents:
-          queue: "build-darwin"
-          os: "darwin"
-          arch: "aarch64"
-        depends_on:
-          - "darwin-aarch64-build-deps"
-          - "darwin-aarch64-build-cpp"
-          - "darwin-aarch64-build-zig"
-        env:
-          BUN_LINK_ONLY: "ON"
-        command:
-          - "bun run build:ci --target bun"
-
-      - key: "darwin-aarch64-test-macos-14"
-        label: ":darwin: 14 aarch64 - test-bun"
-        if: "build.branch != 'main'"
-        parallelism: 3
-        soft_fail:
-          - exit_status: 2
-        retry:
-          automatic:
-            - exit_status: 1
-              limit: 1
-            - exit_status: -1
-              limit: 3
-            - exit_status: 255
-              limit: 3
-            - signal_reason: agent_stop
-              limit: 3
-            - signal: SIGTERM
-              limit: 3
-        depends_on:
-          - "darwin-aarch64-build-bun"
-        agents:
-          queue: "test-darwin"
-          os: "darwin"
-          arch: "aarch64"
-          release: "14"
-        command:
-          - "./scripts/runner.node.mjs --step darwin-aarch64-build-bun"
-
-      - key: "darwin-aarch64-test-macos-13"
-        label: ":darwin: 13 aarch64 - test-bun"
-        if: "build.branch != 'main'"
-        parallelism: 3
-        soft_fail:
-          - exit_status: 2
-        retry:
-          automatic:
-            - exit_status: 1
-              limit: 1
-            - exit_status: -1
-              limit: 3
-            - exit_status: 255
-              limit: 3
-            - signal_reason: agent_stop
-              limit: 3
-            - signal: SIGTERM
-              limit: 3
-        depends_on:
-          - "darwin-aarch64-build-bun"
-        agents:
-          queue: "test-darwin"
-          os: "darwin"
-          arch: "aarch64"
-          release: "13"
-        command:
-          - "./scripts/runner.node.mjs --step darwin-aarch64-build-bun"
-
-  # macOS x64
-  - key: "darwin-x64"
-    group: ":darwin: x64"
-    steps:
-      - key: "darwin-x64-build-deps"
-        label: "build-deps"
-        agents:
-          queue: "build-darwin"
-          os: "darwin"
-          arch: "x64"
-        command:
-          - "bun run build:ci --target dependencies"
-
-      - key: "darwin-x64-build-cpp"
-        label: "build-cpp"
-        agents:
-          queue: "build-darwin"
-          os: "darwin"
-          arch: "x64"
-        env:
-          BUN_CPP_ONLY: "ON"
-        command:
-          - "bun run build:ci --target bun"
-
-      - key: "darwin-x64-build-zig"
-        label: "build-zig"
-        agents:
-          queue: "build-zig"
-        command:
-          - "bun run build:ci --target bun-zig --toolchain darwin-x64"
-
-      - key: "darwin-x64-build-bun"
-        label: "build-bun"
-        agents:
-          queue: "build-darwin"
-          os: "darwin"
-          arch: "x64"
-        depends_on:
-          - "darwin-x64-build-deps"
-          - "darwin-x64-build-cpp"
-          - "darwin-x64-build-zig"
-        env:
-          BUN_LINK_ONLY: "ON"
-        command:
-          - "bun run build:ci --target bun"
-
-      - key: "darwin-x64-test-macos-14"
-        label: ":darwin: 14 x64 - test-bun"
-        if: "build.branch != 'main'"
-        parallelism: 3
-        soft_fail:
-          - exit_status: 2
-        retry:
-          automatic:
-            - exit_status: 1
-              limit: 1
-            - exit_status: -1
-              limit: 3
-            - exit_status: 255
-              limit: 3
-            - signal_reason: agent_stop
-              limit: 3
-            - signal: SIGTERM
-              limit: 3
-        depends_on:
-          - "darwin-x64-build-bun"
-        agents:
-          queue: "test-darwin"
-          os: "darwin"
-          arch: "x64"
-          release: "14"
-        command:
-          - "./scripts/runner.node.mjs --step darwin-x64-build-bun"
-
-      - key: "darwin-x64-test-macos-13"
-        label: ":darwin: 13 x64 - test-bun"
-        if: "build.branch != 'main'"
-        parallelism: 3
-        soft_fail:
-          - exit_status: 2
-        retry:
-          automatic:
-            - exit_status: 1
-              limit: 1
-            - exit_status: -1
-              limit: 3
-            - exit_status: 255
-              limit: 3
-            - signal_reason: agent_stop
-              limit: 3
-            - signal: SIGTERM
-              limit: 3
-        depends_on:
-          - "darwin-x64-build-bun"
-        agents:
-          queue: "test-darwin"
-          os: "darwin"
-          arch: "x64"
-          release: "13"
-        command:
-          - "./scripts/runner.node.mjs --step darwin-x64-build-bun"
-
-  # Linux x64
-  - key: "linux-x64"
-    group: ":linux: x64"
-    steps:
-      - key: "linux-x64-build-deps"
-        label: "build-deps"
-        agents:
-          queue: "build-linux"
-          os: "linux"
-          arch: "x64"
-        command:
-          - "bun run build:ci --target dependencies"
-
-      - key: "linux-x64-build-cpp"
-        label: "build-cpp"
-        agents:
-          queue: "build-linux"
-          os: "linux"
-          arch: "x64"
-        env:
-          BUN_CPP_ONLY: "ON"
-        command:
-          - "bun run build:ci --target bun"
-
-      - key: "linux-x64-build-zig"
-        label: "build-zig"
-        agents:
-          queue: "build-zig"
-        command:
-          - "bun run build:ci --target bun-zig --toolchain linux-x64"
-
-      - key: "linux-x64-build-bun"
-        label: "build-bun"
-        agents:
-          queue: "build-linux"
-          os: "linux"
-          arch: "x64"
-        depends_on:
-          - "linux-x64-build-deps"
-          - "linux-x64-build-cpp"
-          - "linux-x64-build-zig"
-        env:
-          BUN_LINK_ONLY: "ON"
-        command:
-          - "bun run build:ci --target bun"
-
-      - key: "linux-x64-test-debian-12"
-        label: ":debian: 12 x64 - test-bun"
-        if: "build.branch != 'main'"
-        parallelism: 10
-        soft_fail:
-          - exit_status: 2
-        retry:
-          automatic:
-            - exit_status: 1
-              limit: 1
-            - exit_status: -1
-              limit: 3
-            - exit_status: 255
-              limit: 3
-            - signal_reason: agent_stop
-              limit: 3
-            - signal: SIGTERM
-              limit: 3
-        depends_on:
-          - "linux-x64-build-bun"
-        agents:
-          robobun: "true"
-          os: "linux"
-          arch: "x64"
-          distro: "debian"
-          release: "12"
-        command:
-          - "./scripts/runner.node.mjs --step linux-x64-build-bun"
-
-      - key: "linux-x64-test-ubuntu-2204"
-        label: ":ubuntu: 22.04 x64 - test-bun"
-        if: "build.branch != 'main'"
-        parallelism: 10
-        soft_fail:
-          - exit_status: 2
-        retry:
-          automatic:
-            - exit_status: 1
-              limit: 1
-            - exit_status: -1
-              limit: 3
-            - exit_status: 255
-              limit: 3
-            - signal_reason: agent_stop
-              limit: 3
-            - signal: SIGTERM
-              limit: 3
-        depends_on:
-          - "linux-x64-build-bun"
-        agents:
-          robobun: "true"
-          os: "linux"
-          arch: "x64"
-          distro: "ubuntu"
-          release: "22.04"
-        command:
-          - "./scripts/runner.node.mjs --step linux-x64-build-bun"
-
-      - key: "linux-x64-test-ubuntu-2004"
-        label: ":ubuntu: 20.04 x64 - test-bun"
-        if: "build.branch != 'main'"
-        parallelism: 10
-        soft_fail:
-          - exit_status: 2
-        retry:
-          automatic:
-            - exit_status: 1
-              limit: 1
-            - exit_status: -1
-              limit: 3
-            - exit_status: 255
-              limit: 3
-            - signal_reason: agent_stop
-              limit: 3
-            - signal: SIGTERM
-              limit: 3
-        depends_on:
-          - "linux-x64-build-bun"
-        agents:
-          robobun: "true"
-          os: "linux"
-          arch: "x64"
-          distro: "ubuntu"
-          release: "20.04"
-        command:
-          - "./scripts/runner.node.mjs --step linux-x64-build-bun"
-
-  # Linux x64-baseline
-  - key: "linux-x64-baseline"
-    group: ":linux: x64-baseline"
-    steps:
-      - key: "linux-x64-baseline-build-deps"
-        label: "build-deps"
-        agents:
-          queue: "build-linux"
-          os: "linux"
-          arch: "x64"
-        env:
-          ENABLE_BASELINE: "ON"
-        command:
-          - "bun run build:ci --target dependencies"
-
-      - key: "linux-x64-baseline-build-cpp"
-        label: "build-cpp"
-        agents:
-          queue: "build-linux"
-          os: "linux"
-          arch: "x64"
-        env:
-          ENABLE_BASELINE: "ON"
-          BUN_CPP_ONLY: "ON"
-        command:
-          - "bun run build:ci --target bun"
-
-      - key: "linux-x64-baseline-build-zig"
-        label: "build-zig"
-        agents:
-          queue: "build-zig"
-        env:
-          ENABLE_BASELINE: "ON"
-        command:
-          - "bun run build:ci --target bun-zig --toolchain linux-x64-baseline"
-
-      - key: "linux-x64-baseline-build-bun"
-        label: "build-bun"
-        agents:
-          queue: "build-linux"
-          os: "linux"
-          arch: "x64"
-        depends_on:
-          - "linux-x64-baseline-build-deps"
-          - "linux-x64-baseline-build-cpp"
-          - "linux-x64-baseline-build-zig"
-        env:
-          ENABLE_BASELINE: "ON"
-          BUN_LINK_ONLY: "ON"
-        command:
-          - "bun run build:ci --target bun"
-
-      - key: "linux-x64-baseline-test-debian-12"
-        label: ":debian: 12 x64-baseline - test-bun"
-        if: "build.branch != 'main'"
-        parallelism: 10
-        soft_fail:
-          - exit_status: 2
-        retry:
-          automatic:
-            - exit_status: 1
-              limit: 1
-            - exit_status: -1
-              limit: 3
-            - exit_status: 255
-              limit: 3
-            - signal_reason: agent_stop
-              limit: 3
-            - signal: SIGTERM
-              limit: 3
-        depends_on:
-          - "linux-x64-baseline-build-bun"
-        agents:
-          robobun: "true"
-          os: "linux"
-          arch: "x64"
-          distro: "debian"
-          release: "12"
-        command:
-          - "./scripts/runner.node.mjs --step linux-x64-baseline-build-bun"
-
-      - key: "linux-x64-baseline-test-ubuntu-2204"
-        label: ":ubuntu: 22.04 x64-baseline - test-bun"
-        if: "build.branch != 'main'"
-        parallelism: 10
-        soft_fail:
-          - exit_status: 2
-        retry:
-          automatic:
-            - exit_status: 1
-              limit: 1
-            - exit_status: -1
-              limit: 3
-            - exit_status: 255
-              limit: 3
-            - signal_reason: agent_stop
-              limit: 3
-            - signal: SIGTERM
-              limit: 3
-        depends_on:
-          - "linux-x64-baseline-build-bun"
-        agents:
-          robobun: "true"
-          os: "linux"
-          arch: "x64"
-          distro: "ubuntu"
-          release: "22.04"
-        command:
-          - "./scripts/runner.node.mjs --step linux-x64-baseline-build-bun"
-
-      - key: "linux-x64-baseline-test-ubuntu-2004"
-        label: ":ubuntu: 20.04 x64-baseline - test-bun"
-        if: "build.branch != 'main'"
-        parallelism: 10
-        soft_fail:
-          - exit_status: 2
-        retry:
-          automatic:
-            - exit_status: 1
-              limit: 1
-            - exit_status: -1
-              limit: 3
-            - exit_status: 255
-              limit: 3
-            - signal_reason: agent_stop
-              limit: 3
-            - signal: SIGTERM
-              limit: 3
-        depends_on:
-          - "linux-x64-baseline-build-bun"
-        agents:
-          robobun: "true"
-          os: "linux"
-          arch: "x64"
-          distro: "ubuntu"
-          release: "20.04"
-        command:
-          - "./scripts/runner.node.mjs --step linux-x64-baseline-build-bun"
-
-  # Linux aarch64
-  - key: "linux-aarch64"
-    group: ":linux: aarch64"
-    steps:
-      - key: "linux-aarch64-build-deps"
-        label: "build-deps"
-        agents:
-          queue: "build-linux"
-          os: "linux"
-          arch: "aarch64"
-        command:
-          - "bun run build:ci --target dependencies"
-
-      - key: "linux-aarch64-build-cpp"
-        label: "build-cpp"
-        agents:
-          queue: "build-linux"
-          os: "linux"
-          arch: "aarch64"
-        env:
-          BUN_CPP_ONLY: "ON"
-        command:
-          - "bun run build:ci --target bun"
-
-      - key: "linux-aarch64-build-zig"
-        label: "build-zig"
-        agents:
-          queue: "build-zig"
-        command:
-          - "bun run build:ci --target bun-zig --toolchain linux-aarch64"
-
-      - key: "linux-aarch64-build-bun"
-        label: "build-bun"
-        agents:
-          queue: "build-linux"
-          os: "linux"
-          arch: "aarch64"
-        depends_on:
-          - "linux-aarch64-build-deps"
-          - "linux-aarch64-build-cpp"
-          - "linux-aarch64-build-zig"
-        env:
-          BUN_LINK_ONLY: "ON"
-        command:
-          - "bun run build:ci --target bun"
-
-      - key: "linux-aarch64-test-debian-12"
-        label: ":debian: 12 aarch64 - test-bun"
-        if: "build.branch != 'main'"
-        parallelism: 10
-        soft_fail:
-          - exit_status: 2
-        retry:
-          automatic:
-            - exit_status: 1
-              limit: 1
-            - exit_status: -1
-              limit: 3
-            - exit_status: 255
-              limit: 3
-            - signal_reason: agent_stop
-              limit: 3
-            - signal: SIGTERM
-              limit: 3
-        depends_on:
-          - "linux-aarch64-build-bun"
-        agents:
-          robobun: "true"
-          os: "linux"
-          arch: "aarch64"
-          distro: "debian"
-          release: "12"
-        command:
-          - "./scripts/runner.node.mjs --step linux-aarch64-build-bun"
-
-      - key: "linux-aarch64-test-ubuntu-2204"
-        label: ":ubuntu: 22.04 aarch64 - test-bun"
-        if: "build.branch != 'main'"
-        parallelism: 10
-        soft_fail:
-          - exit_status: 2
-        retry:
-          automatic:
-            - exit_status: 1
-              limit: 1
-            - exit_status: -1
-              limit: 3
-            - exit_status: 255
-              limit: 3
-            - signal_reason: agent_stop
-              limit: 3
-            - signal: SIGTERM
-              limit: 3
-        depends_on:
-          - "linux-aarch64-build-bun"
-        agents:
-          robobun: "true"
-          os: "linux"
-          arch: "aarch64"
-          distro: "ubuntu"
-          release: "22.04"
-        command:
-          - "./scripts/runner.node.mjs --step linux-aarch64-build-bun"
-
-      - key: "linux-aarch64-test-ubuntu-2004"
-        label: ":ubuntu: 20.04 aarch64 - test-bun"
-        if: "build.branch != 'main'"
-        parallelism: 10
-        soft_fail:
-          - exit_status: 2
-        retry:
-          automatic:
-            - exit_status: 1
-              limit: 1
-            - exit_status: -1
-              limit: 3
-            - exit_status: 255
-              limit: 3
-            - signal_reason: agent_stop
-              limit: 3
-            - signal: SIGTERM
-              limit: 3
-        depends_on:
-          - "linux-aarch64-build-bun"
-        agents:
-          robobun: "true"
-          os: "linux"
-          arch: "aarch64"
-          distro: "ubuntu"
-          release: "20.04"
-        command:
-          - "./scripts/runner.node.mjs --step linux-aarch64-build-bun"
-
-  # Windows x64
-  - key: "windows-x64"
-    group: ":windows: x64"
-    steps:
-      - key: "windows-x64-build-deps"
-        label: "build-deps"
-        agents:
-          queue: "build-windows"
-          os: "windows"
-          arch: "x64"
-        retry:
-          automatic:
-            - exit_status: 255
-              limit: 5
-        command:
-          - "bun run build:ci --target dependencies"
-
-      - key: "windows-x64-build-cpp"
-        label: "build-cpp"
-        agents:
-          queue: "build-windows"
-          os: "windows"
-          arch: "x64"
-        retry:
-          automatic:
-            - exit_status: 255
-              limit: 5
-        env:
-          BUN_CPP_ONLY: "ON"
-        command:
-          - "bun run build:ci --target bun"
-
-      - key: "windows-x64-build-zig"
-        label: "build-zig"
-        agents:
-          queue: "build-zig"
-        command:
-          - "bun run build:ci --target bun-zig --toolchain windows-x64"
-
-      - key: "windows-x64-build-bun"
-        label: "build-bun"
-        agents:
-          queue: "build-windows"
-          os: "windows"
-          arch: "x64"
-        depends_on:
-          - "windows-x64-build-deps"
-          - "windows-x64-build-cpp"
-          - "windows-x64-build-zig"
-        retry:
-          automatic:
-            - exit_status: 255
-              limit: 5
-        env:
-          BUN_LINK_ONLY: "ON"
-        command:
-          - "bun run build:ci --target bun"
-
-      - key: "windows-x64-test-bun"
-        label: ":windows: x64 - test-bun"
-        if: "build.branch != 'main'"
-        parallelism: 10
-        soft_fail:
-          - exit_status: 1
-        retry:
-          automatic:
-            - exit_status: -1
-              limit: 3
-            - exit_status: 255
-              limit: 3
-            - signal_reason: agent_stop
-              limit: 3
-            - signal: SIGTERM
-              limit: 3
-        depends_on:
-          - "windows-x64-build-bun"
-        agents:
-          robobun: "true"
-          os: "windows"
-          arch: "x64"
-        command:
-          - "node .\\scripts\\runner.node.mjs --step windows-x64-build-bun"
-
-  # Windows x64-baseline
-  - key: "windows-x64-baseline"
-    group: ":windows: x64-baseline"
-    steps:
-      - key: "windows-x64-baseline-build-deps"
-        label: "build-deps"
-        agents:
-          queue: "build-windows"
-          os: "windows"
-          arch: "x64"
-        retry:
-          automatic:
-            - exit_status: 255
-              limit: 5
-        env:
-          ENABLE_BASELINE: "ON"
-        command:
-          - "bun run build:ci --target dependencies"
-
-      - key: "windows-x64-baseline-build-cpp"
-        label: "build-cpp"
-        agents:
-          queue: "build-windows"
-          os: "windows"
-          arch: "x64"
-        retry:
-          automatic:
-            - exit_status: 255
-              limit: 5
-        env:
-          ENABLE_BASELINE: "ON"
-          BUN_CPP_ONLY: "ON"
-        command:
-          - "bun run build:ci --target bun"
-
-      - key: "windows-x64-baseline-build-zig"
-        label: "build-zig"
-        agents:
-          queue: "build-zig"
-        env:
-          ENABLE_BASELINE: "ON"
-        command:
-          - "bun run build:ci --target bun-zig --toolchain windows-x64-baseline"
-
-      - key: "windows-x64-baseline-build-bun"
-        label: "build-bun"
-        agents:
-          queue: "build-windows"
-          os: "windows"
-          arch: "x64"
-        depends_on:
-          - "windows-x64-baseline-build-deps"
-          - "windows-x64-baseline-build-cpp"
-          - "windows-x64-baseline-build-zig"
-        retry:
-          automatic:
-            - exit_status: 255
-              limit: 5
-        env:
-          ENABLE_BASELINE: "ON"
-          BUN_LINK_ONLY: "ON"
-        command:
-          - "bun run build:ci --target bun"
-
-      - key: "windows-x64-baseline-test-bun"
-        label: ":windows: x64-baseline - test-bun"
-        if: "build.branch != 'main'"
-        parallelism: 10
-        soft_fail:
-          - exit_status: 1
-        retry:
-          automatic:
-            - exit_status: -1
-              limit: 3
-            - exit_status: 255
-              limit: 3
-            - signal_reason: agent_stop
-              limit: 3
-            - signal: SIGTERM
-              limit: 3
-        depends_on:
-          - "windows-x64-baseline-build-bun"
-        agents:
-          robobun: "true"
-          os: "windows"
-          arch: "x64"
-        command:
-          - "node .\\scripts\\runner.node.mjs --step windows-x64-baseline-build-bun"
diff --git a/.buildkite/scripts/prepare-build.sh b/.buildkite/scripts/prepare-build.sh
index 1c245d9618..56f9619ff5 100755
--- a/.buildkite/scripts/prepare-build.sh
+++ b/.buildkite/scripts/prepare-build.sh
@@ -29,6 +29,10 @@ function assert_curl() {
   assert_command "curl" "curl" "https://curl.se/download.html"
 }
 
+function assert_node() {
+  assert_command "node" "node" "https://nodejs.org/en/download/"
+}
+
 function assert_command() {
   local command="$1"
   local package="$2"
@@ -92,6 +96,9 @@ assert_build
 assert_buildkite_agent
 assert_jq
 assert_curl
+assert_node
 assert_release
 assert_canary
+
+run_command node .buildkite/ci.mjs
 upload_buildkite_pipeline ".buildkite/ci.yml"
diff --git a/.gitignore b/.gitignore
index 126af7cebd..20f7a4530d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -163,3 +163,7 @@ scripts/env.local
 /src/deps/zstd
 /src/deps/zlib
 /src/deps/zig
+
+# Generated files
+
+.buildkite/ci.yml