feat(telemetry): add shared defaults and source maps

.changeset/config.json

@@ -5,11 +5,11 @@
   "fixed": [],
   "linked": [],
   "access": "restricted",
-  "baseBranch": "main",
-  "updateInternalDependencies": "patch",
-  "ignore": [],
   "privatePackages": {
     "version": true,
     "tag": true
-  }
+  },
+  "baseBranch": "main",
+  "updateInternalDependencies": "patch",
+  "ignore": []
 }

.oxlintrc.json

@@ -1,6 +1,6 @@
 {
   "$schema": "./node_modules/oxlint/configuration_schema.json",
-  "extends": ["./node_modules/ras-stack/config/oxlint/application.json"],
+  "extends": ["./node_modules/ras-stack/config/oxlint/application.json", "./node_modules/ras-stack/config/oxlint/domain.json"],
   "overrides": [
     {
       "files": ["src/components/ui/**"],

CONTRIBUTING.md

@@ -70,3 +70,7 @@ Exports rebuild circular geometry at a 1µm chord tolerance. The preview deliber
 ## Deployment
 
 Production setup and verification live in the [Cloudflare deployment guide](docs/deployment.md).
+
+## Shared infrastructure checks
+
+The shared Oxlint domain preset restricts Node and framework imports in `src/geometry`; test files can still load real geometry fixtures. `.oxlintrc.json` is the active lint configuration. `ras policy check` validates existing Changesets without requiring a release note for every change. The PostHog wiring test imports the real application entrypoint and verifies the provider configuration passed by the app.

docs/deployment.md

@@ -1,6 +1,6 @@
 # Deployment guide
 
-BaseKit is a static Vite app. It needs no backend, database, secrets, server functions, or cross-origin isolation headers. Geometry, fonts, the Manifold WASM module, and STL/3MF generation all run in the browser.
+BaseKit is a static Vite app. It needs no backend, database, runtime secrets, server functions, or cross-origin isolation headers. Geometry, fonts, the Manifold WASM module, and STL/3MF generation all run in the browser.
 
 ## Cloudflare Pages
 
@@ -15,7 +15,7 @@ Create a Pages project from the `richardsolomou/basekit` GitHub repository with
 
 Set `NODE_VERSION=24` in the build environment. pnpm reads its version from the `packageManager` field in `package.json`.
 
-Pages creates a preview deployment for pull requests and a production deployment for `main`. No runtime environment variables are required.
+Pages creates a preview deployment for pull requests and a production deployment for `main`. No runtime environment variables are required. Configure `VITE_POSTHOG_PROJECT_TOKEN`, `VITE_POSTHOG_HOST`, `POSTHOG_PROJECT_ID`, `POSTHOG_HOST`, and the encrypted `POSTHOG_API_KEY` in the Pages build environment to enable telemetry and upload browser source maps; the personal API key is used only while building and is not included in `dist/`.
 
 ## Custom domain
 

package.json

@@ -16,8 +16,8 @@
     "build": "vite build",
     "preview": "vite preview",
     "typecheck": "tsc --noEmit",
-    "lint": "oxlint --deny-warnings src scripts e2e",
-    "lint:fix": "oxlint --fix src scripts e2e",
+    "lint": "oxlint --deny-warnings .",
+    "lint:fix": "oxlint --fix .",
     "format": "oxfmt --write .",
     "format:check": "oxfmt --check .",
     "test": "vitest run",
@@ -44,7 +44,7 @@
     "manifold-3d": "^3.5.3",
     "opentype.js": "^2.0.0",
     "posthog-js": "^1.417.1",
-    "ras-stack": "^1.0.0",
+    "ras-stack": "^2.0.0",
     "react": "^19.2.8",
     "react-dom": "^19.2.8",
     "tailwind-merge": "^3.6.0",
@@ -53,6 +53,7 @@
   "devDependencies": {
     "@changesets/cli": "3.0.2",
     "@playwright/test": "^1.62.1",
+    "@posthog/rollup-plugin": "^1.6.0",
     "@tailwindcss/vite": "^4.3.3",
     "@types/node": "^26.2.0",
     "@types/opentype.js": "^1.3.10",