deploy: also publish playground at /playground on Pages

Mount the Next.js playground under /truapi/playground/ (basePath) alongside the
root explorer and /cargo_doc/, in addition to its existing truapi-playground.dot
deployment.

Author: pgherveou

.github/workflows/deploy-docs.yml

@@ -42,6 +42,16 @@ jobs:
       - name: Build Rust API docs (HTML)
         run: cargo doc -p truapi --no-deps
 
+      - name: Install playground dependencies
+        working-directory: playground
+        run: yarn install --frozen-lockfile
+
+      - name: Build playground (static export)
+        working-directory: playground
+        env:
+          NEXT_PUBLIC_BASE_PATH: /truapi/playground
+        run: yarn build
+
       - name: Install explorer dependencies
         working-directory: explorer
         run: npm ci
@@ -62,6 +72,9 @@ jobs:
           # Serving a copy of the SPA index lets React Router resolve explorer
           # deep links (e.g. /truapi/v/main/method/foo) on a fresh load.
           cp site/index.html site/404.html
+          # Playground mounted at /playground/ (its Next.js basePath).
+          mkdir -p site/playground
+          cp -R playground/out/. site/playground/
           # truapi crate's cargo doc mounted at /cargo_doc/ with the crate's
           # pages flattened (no /truapi/ prefix). rustdoc HTMLs reference
           # static.files via `../../../static.files/`, which from

CLAUDE.md

@@ -100,4 +100,4 @@ Alternatively, with a deployed Polkadot Desktop Host installed, navigate to
 ## Deployment
 
 Pushes to `main` trigger `.github/workflows/deploy-playground.yml`, which builds `playground/` and publishes the static export to `truapi-playground.dot` via `bulletin-deploy`.
-Pushes to `main` also trigger `.github/workflows/deploy-docs.yml`, which publishes the explorer (at the Pages root) and the Rust API docs (under `/cargo_doc/`) to GitHub Pages.
+Pushes to `main` also trigger `.github/workflows/deploy-docs.yml`, which publishes the explorer (at the Pages root), the playground (under `/playground/`), and the Rust API docs (under `/cargo_doc/`) to GitHub Pages.