release: v2.0.0 — minimum Node.js raised to 18

BREAKING CHANGE: Minimum Node.js requirement raised from >=16.0.0
to >=18.0.0. Node 16 has been EOL since September 2023.

Users on Node 16 can pin to claude-conductor@1.3.x.
No API changes — the only breaking change is the engine requirement.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: superbasicstudio

CHANGELOG.md

@@ -5,6 +5,18 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [2.0.0] - 2025-06-17
+
+### Breaking Changes
+- Minimum Node.js requirement raised from >=16.0.0 to >=18.0.0
+  - Node 16 has been end-of-life since September 2023
+  - Users on Node 16 should pin to `claude-conductor@1.3.x`
+  - No code changes required — the API is identical to 1.3.0
+
+### Changed
+- Updated `engines.node` field in package.json to `>=18.0.0`
+- Updated supported versions in SECURITY.md and README
+
 ## [1.3.0] - 2025-06-17
 
 ### Security
@@ -20,9 +32,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - SECURITY.md with vulnerability reporting policy and supported versions
 - Requirements section in README with Node.js version guidance
 
-### Upcoming
-- **v2.0.0** will raise the minimum Node.js requirement from >=16.0.0 to >=18.0.0. Node 16 has been EOL since September 2023. Users on Node 16 can remain on 1.3.x.
-
 ## [1.3.0-beta.1] - 2025-06-17
 
 ### Added
@@ -135,6 +144,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Critical error ledger
 - Support for multiple package managers (npm, npx, yarn, pnpm, bun)
 
+[2.0.0]: https://github.com/superbasicstudio/claude-conductor/compare/v1.3.0...v2.0.0
 [1.3.0]: https://github.com/superbasicstudio/claude-conductor/compare/v1.3.0-beta.1...v1.3.0
 [1.3.0-beta.1]: https://github.com/superbasicstudio/claude-conductor/compare/v1.2.0...v1.3.0-beta.1
 [1.2.0]: https://github.com/superbasicstudio/claude-conductor/compare/v1.1.1...v1.2.0

README.md

@@ -83,9 +83,9 @@ Create a comprehensive, interconnected scaffolded documentation system that help
 
 [⬆ Back to top](#table-of-contents)
 
-- **Node.js** >= 16.0.0
+- **Node.js** >= 18.0.0
 
-> **Heads up:** Version 2.0.0 will require Node.js >= 18.0.0. Node 16 reached end-of-life in September 2023 and no longer receives security updates. We recommend upgrading to Node 18+ when possible. Users who need to stay on Node 16 can pin to `claude-conductor@1.3.x`.
+> **Upgrading from 1.x?** Version 2.0.0 requires Node.js 18 or higher. Node 16 reached end-of-life in September 2023. If you need to stay on Node 16, pin to `claude-conductor@1.3.x`.
 
 ## Quick Start
 

SECURITY.md

@@ -4,12 +4,9 @@
 
 | Version | Supported          | Node.js        |
 |---------|--------------------|----------------|
-| 1.3.x   | Yes                | >= 16.0.0      |
-| 1.2.x   | Security fixes only| >= 16.0.0      |
-| < 1.2   | No                 | -              |
-
-> **Note:** Version 2.0.0 will raise the minimum Node.js requirement to >= 18.0.0.
-> Users on Node 16 can remain on 1.3.x.
+| 2.x     | Yes                | >= 18.0.0      |
+| 1.3.x   | Security fixes only| >= 16.0.0      |
+| < 1.3   | No                 | -              |
 
 ## Reporting a Vulnerability
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "claude-conductor",
-  "version": "1.3.0",
+  "version": "2.0.0",
   "description": "Modular documentation framework for AI-assisted development with Claude Code",
   "bin": {
     "claude-conductor": "bin/init.js",
@@ -42,7 +42,7 @@
     "jest": "^29.0.0"
   },
   "engines": {
-    "node": ">=16.0.0"
+    "node": ">=18.0.0"
   },
   "repository": {
     "type": "git",

test/cli.test.js

@@ -50,7 +50,7 @@ describe("Claude Conductor CLI", () => {
       cwd: __dirname + "/..",
       encoding: "utf8",
     });
-    expect(output.trim()).toBe("1.3.0");
+    expect(output.trim()).toBe("2.0.0");
   });
 
   test("should NOT overwrite JOURNAL.md without --force", async () => {
@@ -148,8 +148,8 @@ describe("Claude Conductor CLI", () => {
     const claudeContent = await fs.readFile(path.join(tempDir, "CLAUDE.md"), "utf8");
     const conductorContent = await fs.readFile(path.join(tempDir, "CONDUCTOR.md"), "utf8");
 
-    expect(claudeContent).toContain("<!-- Generated by Claude Conductor v1.3.0 -->");
-    expect(conductorContent).toContain("<!-- Generated by Claude Conductor v1.3.0 -->");
+    expect(claudeContent).toContain("<!-- Generated by Claude Conductor v2.0.0 -->");
+    expect(conductorContent).toContain("<!-- Generated by Claude Conductor v2.0.0 -->");
   });
 
   // === BACKUP/RESTORE UPGRADE SYSTEM TESTS ===