diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index 82a2f52..02dbe8d 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -7,6 +7,35 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [2.0.0] - 2026-01-05
+
+* Update npm in the Dockerfile, combine RUN commands by @cmenon12 in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/104>
+* Set `"packageManager": "npm@11.6.1"` in package.json by @cmenon12 in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/110>
+* Fix vulnerability in validator dependency with `npm audit fix` by @cmenon12 in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/113>
+* Move JS to separate files, resolve JS suggestions, enable compression by @cmenon12 in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/106>
+* Improve AI prompting, add example prompts, improve validation & logging by @cmenon12 in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/107>
+* Add dynamic back links to prototypes by @cmenon12 in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/112>
+* Improved structure display for prototypes by @swest7 in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/115>
+* Allow the user to hide the live demo by @cmenon12 in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/116>
+* Bump actions/setup-node from 6.0.0 to 6.1.0 by @dependabot[bot] in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/118>
+* Group all minor and patch updates for npm and GitHub Actions by @cmenon12 in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/123>
+* Bump the gh-actions-minor-and-patch-updates group with 2 updates by @dependabot[bot] in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/124>
+* Update the schema and prompts by @cmenon12 in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/126>
+* Bump the npm-minor-and-patch-updates group across 2 directories with 21 updates by @dependabot[bot] in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/125>
+* Bump mongoose from 8.19.1 to 9.0.1 by @dependabot[bot] in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/122>
+* Create LLM evals, refine & rearrange prompts, fetch OpenAI responses asynchronously by @cmenon12 in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/127>
+* Bump qs from 6.14.0 to 6.14.1 by @dependabot[bot] in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/137>
+* Bump github/codeql-action from 4.31.7 to 4.31.9 in the gh-actions-minor-and-patch-updates group by @dependabot[bot] in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/132>
+* Bump actions/cache from 4.3.0 to 5.0.1 by @dependabot[bot] in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/133>
+* BREAKING CHANGE: Apply database migrations to reduce complexity by @cmenon12 in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/139>
+* Bump eslint-plugin-perfectionist from 4.15.1 to 5.2.0 by @dependabot[bot] in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/136>
+* Bump the npm-minor-and-patch-updates group across 2 directories with 10 updates by @dependabot[bot] in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/138>
+* Bump mongodb-memory-server from 10.4.1 to 11.0.1, require node >= 20.19 by @dependabot[bot] in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/135>
+* Create an admin user screen, allow users to be deactivated by @cmenon12 in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/130>
+* Move tsx to main dependencies; don't run superfluous code quality workflow setup steps by @cmenon12 in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/140>
+
+**Full Changelog**: <https://github.com/Capgemini/gov-prototype-by-prompt/compare/v1.2.0...v2.0.0>
+
 ## [1.2.0] - 2025-11-28
 
 * Bump the minor-updates group across 1 directory with 5 updates by @dependabot[bot] in <https://github.com/Capgemini/gov-prototype-by-prompt/pull/47>
@@ -65,6 +94,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 This is the first public release of the project.
 
+[2.0.0]: https://github.com/Capgemini/gov-prototype-by-prompt/releases/tag/v2.0.0
 [1.2.0]: https://github.com/Capgemini/gov-prototype-by-prompt/releases/tag/v1.2.0
 [1.1.0]: https://github.com/Capgemini/gov-prototype-by-prompt/releases/tag/v1.1.0
 [1.0.0]: https://github.com/Capgemini/gov-prototype-by-prompt/releases/tag/v1.0.0
diff --git a/package-lock.json b/package-lock.json
index 6df02f1..137603c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "gov-prototype-by-prompt",
-    "version": "1.2.0",
+    "version": "2.0.0",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "gov-prototype-by-prompt",
-            "version": "1.2.0",
+            "version": "2.0.0",
             "license": "MIT",
             "dependencies": {
                 "@azure/monitor-opentelemetry-exporter": "~1.0.0-beta.32",
diff --git a/package.json b/package.json
index 5bbf96a..90a9028 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "gov-prototype-by-prompt",
-    "version": "1.2.0",
+    "version": "2.0.0",
     "description": "Rapidly create, test, and refine GOV.UK Design System form prototypes from a simple description using GenAI.",
     "keywords": [
         "express",