ci(examples): run examples / testing from built lib/js

pnpm-workspace.yaml

@@ -2,6 +2,13 @@ packages:
   - vendor/*
   - packages/*/*
   - website
+  # The runnable demo leaves join as ONE workspace member: examples/package.json
+  # declares the union of every leaf's cordis.yml plugins as workspace:*, so a
+  # plain-node (`:lib`) boot of any leaf (examples/<leaf>/cordis.yml) resolves its
+  # plugins through real package `exports`→lib by walking up to examples/node_modules.
+  # Members for DEPENDENCY RESOLUTION only — NOT build targets: tsdown's explicit
+  # globs (vendor/*, packages/*/*) exclude them. See the example-execute-over-tsx RFC.
+  - examples
   # Deploy root of the single-exe build: a pure dependency manifest whose
   # closure is what the exe bundles and what the Python runtime distributes.
   - python/sdk-runtime