Agents: List Chromatic project IDs for the UI and sandboxes

.agents/guidelines/chromatic-projects.md

@@ -0,0 +1,40 @@
+# Chromatic Projects
+
+Pass the project ID as `projectId` to the Chromatic tools. Sandbox projects are listed by template key. CI job names use the template's display name instead, and `code/lib/cli-storybook/src/sandbox-templates.ts` maps each display name to its key.
+
+| Project                                  | Project ID                         |
+| ---------------------------------------- | ---------------------------------- |
+| internal Storybook UI (`code/`)          | `Project:635781f3500dd2c49e189caf` |
+| `react-vite/default-ts`                  | `Project:630511d655df72125520f051` |
+| `react-vite/default-js`                  | `Project:6305104a03ce824473a88c65` |
+| `react-vite/prerelease-ts`               | `Project:6637a367fa5b4eaa26d92d25` |
+| `react-webpack/18-ts`                    | `Project:633c394125f29c2cbb5a4cac` |
+| `react-webpack/prerelease-ts`            | `Project:6637a3aad047d2bb1b3cbfe9` |
+| `react-native-web-vite/expo-ts`          | `Project:6739a507de968e78c90c81af` |
+| `nextjs/default-ts`                      | `Project:634ff0d0ec053b270775979d` |
+| `nextjs/15-ts`                           | `Project:68fa3e766deb52421c1acf27` |
+| `nextjs/prerelease`                      | `Project:6527cbbdfc5de6c10b0bbe2b` |
+| `nextjs-vite/default-ts`                 | `Project:66b1e47012f95c6f90c8882e` |
+| `nextjs-vite/15-ts`                      | `Project:68fa3c0353a6ab43d601462f` |
+| `tanstack-react-router/default-ts`       | `Project:69f08674491608f953c605b2` |
+| `tanstack-react-start/default-ts`        | `Project:69f0872a77e679e347550cfe` |
+| `angular-cli/default-ts`                 | `Project:6322ce6af69825592bbb28fc` |
+| `angular-vite/default-ts`                | `Project:6a021028c2f37c1d2f640723` |
+| `angular-vite/21-ts`                     | `Project:6a39460ac63cf417c1a079ff` |
+| `vue3-vite/default-ts`                   | `Project:630513346a8e284ae244d415` |
+| `vue3-vite/default-js`                   | `Project:630513046a8e284ae244cab4` |
+| `vue3-vite/prerelease-ts`                | `Project:6acf97c724e2b86a56912992` |
+| `svelte-vite/default-ts`                 | `Project:630873996e4e3557791c069c` |
+| `svelte-vite/default-js`                 | `Project:6308736456ad2046275c0ae7` |
+| `svelte-kit/skeleton-ts`                 | `Project:634ff6954afef8aae1c1b29b` |
+| `lit-vite/default-ts`                    | `Project:638db5bf49adfdfe8cf545e0` |
+| `lit-vite/default-js`                    | `Project:638db567ed97c3fb3e21cc22` |
+| `preact-vite/default-ts`                 | `Project:63b588a512565bfaace15e7c` |
+| `preact-vite/default-js`                 | `Project:63b5884a12565bfaace14c83` |
+| `html-vite/default-ts`                   | `Project:63dd39a158cf6fc05199b4bb` |
+| `html-vite/default-js`                   | `Project:63dd397461b9918f7bdd988e` |
+| `internal/react18-webpack-babel`         | `Project:659810cb7e778e400627527a` |
+| `bench/react-vite-default-ts-test-build` | `Project:6544b941802d9ff884a3f74d` |
+| `bench/react-webpack-18-ts-test-build`   | `Project:6544b98f47ff41fd955b43cb` |
+
+When you add or remove a template that runs the `chromatic` task, update this table in the same PR.

AGENTS.md

@@ -31,6 +31,7 @@ Both start long-running dev servers.
 | open or update a PR                                       | [Pull requests](.agents/guidelines/pull-requests.md)                                                            |
 | touch `code/core` internals, presets, open services, or the tools CLI | [Architecture](.agents/guidelines/architecture.md)                                                  |
 | do sandbox, E2E, or CI-parity work                        | [NX and `yarn task`](.agents/guidelines/nx-and-yarn-task.md) and [Sandboxes](.agents/guidelines/sandboxes.md)   |
+| call a Chromatic tool or debug a Chromatic build          | [Chromatic projects](.agents/guidelines/chromatic-projects.md)                                                  |
 | add or change an automigration                            | [`code/lib/cli-storybook/src/automigrate/README.md`](code/lib/cli-storybook/src/automigrate/README.md)          |
 
 Contributor skills live in `.agents/skills/`; `.claude/skills/` references them.