refactor(10.2-01): nest framework packages under modules

- Move remaining beach packages and embedded admin assets\n- Rewrite framework, example, build, and gate paths

modules/tide/testdata/one-route-spec.yaml

@@ -0,0 +1,9 @@
+version: 1
+name: one-route-sample
+description: Record a single GET /sample request
+steps:
+  - id: sample
+    route_id: GET /sample
+    request:
+      method: GET
+      path: /sample