refactor: earn flow + remove xstate/store

.rev-dep.config.jsonc

@@ -1,6 +1,6 @@
 {
-  "$schema": "https://github.com/jayu/rev-dep/blob/master/config-schema/1.7.schema.json?raw=true",
-  "configVersion": "1.7",
+  "configVersion": "1.10",
+  "$schema": "https://raw.githubusercontent.com/jayu/rev-dep/master/config-schema/1.10.schema.json",
   "rules": [
     {
       "path": "packages/widget",
@@ -18,13 +18,36 @@
       ],
       "devEntryPoints": [
         "scripts/generate-effect-openapi.ts",
-        "tests/utils/setup.ts",
+        "tests/utils/setup.browser.ts",
+        "tests/utils/setup.dom.ts",
         "tests/**/*.test.ts",
         "tests/**/*.test.tsx"
       ],
-      "orphanFilesDetection": {
-        "enabled": true
-      },
+      "orphanFilesDetection": [
+        {
+          "enabled": true
+        },
+        {
+          // check for runtime files that are only reachable from tests
+          "enabled": true,
+          "validEntryPoints": [
+            "src/index.package.ts",
+            "src/index.bundle.ts",
+            "src/main.tsx",
+            "src/translation/i18next.d.ts",
+            "src/types/purify-extend.d.ts",
+            "src/types/window.d.ts",
+            "src/vite-env.d.ts",
+            "postcss.config.js",
+            "public/mockServiceWorker.js",
+            "vite/*.ts",
+            "scripts/generate-effect-openapi.ts",
+            "tests/**/*.ts",
+            "tests/**/*.tsx"
+          ],
+          "graphExclude": ["tests/**/*.ts", "tests/**/*.tsx"]
+        }
+      ],
       "unusedExportsDetection": {
         "enabled": true,
         "ignoreFiles": ["src/types/yield-api-schema.d.ts"]
@@ -35,6 +58,7 @@
           "@effect/openapi-generator",
           "@effect/platform-node",
           "babel-plugin-react-compiler",
+          "jsdom",
           "playwright",
           "postcss",
           "swagger2openapi",

AGENTS.md

@@ -16,7 +16,7 @@
 - `packages/widget/src/hooks/*` — feature and API hooks.
 - `packages/widget/src/domain/*` — shared domain types/helpers.
 - `packages/widget/src/translation/*` — i18n resources (`English`, `French`).
-- `packages/widget/tests/*` — Vitest browser tests (MSW-backed).
+- `packages/widget/tests/*` — Vitest Node and browser tests; browser tests use the `.browser.test.*` suffix and MSW.
 - `packages/examples/*` — integration examples (`with-vite`, `with-vite-bundled`, `with-nextjs`, `with-cdn-script`).
 
 ## Commands Agents Should Use
@@ -30,6 +30,11 @@
 
 ### Focused widget commands (recommended for most tasks)
 - `pnpm --filter @stakekit/widget {command}`
+- `pnpm --filter @stakekit/widget test:unit` — run the fast Node test project.
+- `pnpm --filter @stakekit/widget test:dom` — run React/DOM tests in jsdom.
+- `pnpm --filter @stakekit/widget test:browser` — run the Chromium test project.
+- `pnpm --filter @stakekit/widget test:changed` — run affected Node + jsdom tests.
+- `pnpm --filter @stakekit/widget test:changed:all` — run all affected projects, including Chromium.
 
 ## Agent Working Guidelines (short)
 - Keep public API compatibility in `src/index.package.ts` and `src/index.bundle.ts`.
@@ -44,7 +49,7 @@
 - React Query defaults are in `packages/widget/src/providers/query-client/index.tsx`.
 - App-level config/env mapping is in `packages/widget/src/config/index.ts`.
 - Test bootstrapping + MSW worker setup:
-  - `packages/widget/tests/utils/setup.ts`
+  - `packages/widget/tests/utils/setup.browser.ts`
   - `packages/widget/tests/mocks/worker.ts`
 
 ## Vendored Repositories

TODO.md

@@ -0,0 +1 @@
+- fix ast linting

amplify.yml

@@ -11,6 +11,7 @@ frontend:
         - echo "VITE_YIELDS_API_URL=$VITE_YIELDS_API_URL" >> packages/widget/.env
         - echo "VITE_API_URL=$VITE_API_URL" >> packages/widget/.env
         - echo "VITE_API_KEY=$VITE_API_KEY" >> packages/widget/.env
+        - echo "VITE_FORCE_BORROW=$VITE_FORCE_BORROW" >> packages/widget/.env
 
     build:
       commands:

biome.json

@@ -15,7 +15,7 @@
       "!**/region-iso-3166-codes.ts",
       "!**/mockServiceWorker.js",
       "!**/package.json",
-      "!**/repos"
+      "!**/@repos"
     ]
   },
   "formatter": {
@@ -35,8 +35,19 @@
   "linter": {
     "enabled": true,
     "rules": {
-      "recommended": true,
+      "preset": "recommended",
       "style": {
+        "noRestrictedImports": {
+          "level": "error",
+          "options": {
+            "patterns": [
+              {
+                "group": ["**/generated/api/**"],
+                "message": "Generated API modules are internal. Import the Effect API service or an application-owned domain schema/model instead."
+              }
+            ]
+          }
+        },
         "noNonNullAssertion": "off",
         "noParameterAssign": "error",
         "useAsConstAssertion": "error",
@@ -78,6 +89,52 @@
       "trailingCommas": "es5"
     }
   },
+  "overrides": [
+    {
+      "includes": [
+        "packages/widget/src/providers/api/api-service.ts",
+        "packages/widget/src/providers/api/borrow-api-service.ts",
+        "packages/widget/src/providers/api/legacy-api-service.ts",
+        "packages/widget/src/providers/api/yield-api-service.ts",
+        "packages/widget/tests/generated/**/*.ts",
+        "packages/widget/scripts/**/*.ts"
+      ],
+      "linter": {
+        "rules": {
+          "style": {
+            "noRestrictedImports": "off"
+          }
+        }
+      }
+    },
+    {
+      "includes": [
+        "packages/widget/src/domain/schema/**/*.ts",
+        "packages/widget/src/borrow/domain/**/*.ts"
+      ],
+      "linter": {
+        "rules": {
+          "style": {
+            "noRestrictedImports": {
+              "level": "error",
+              "options": {
+                "patterns": [
+                  {
+                    "group": [
+                      "**/generated/api/legacy",
+                      "**/generated/api/yield",
+                      "**/generated/api/borrow-client"
+                    ],
+                    "message": "Generated runtime API clients are private to the application API transport implementation. Domain modules may import generated schema artifacts only."
+                  }
+                ]
+              }
+            }
+          }
+        }
+      }
+    }
+  ],
   "html": {
     "formatter": {
       "enabled": true,

mise.toml

@@ -1,4 +1,4 @@
 [tools]
 node = "24.15.0"
 "npm:npm" = "11.14.1"
-"npm:pnpm" = "10.33.2"
+"npm:pnpm" = "11.10.0"

package.json

@@ -6,28 +6,35 @@
   ],
   "author": "Petar Todorovic <petar@omni.app> (https://github.com)",
   "license": "MIT",
+  "devEngines": {
+    "packageManager": {
+      "name": "pnpm",
+      "version": "11.10.0"
+    }
+  },
   "scripts": {
     "build": "turbo run build",
     "lint": "turbo run lint",
+    "lint:ast": "ast-grep scan --off=no-react-memoization --error=no-suppress-all --error=unused-suppression packages/widget",
+    "test:ast": "ast-grep test --skip-snapshot-tests",
     "test": "turbo run test",
     "format": "turbo run format",
     "clean": "turbo run clean",
     "prepare": "husky",
-    "check-hygiene": "rev-dep config run --list-all-issues",
+    "check-hygiene": "pnpm run check-hygiene:rev-dep && pnpm run check-hygiene:test-only-exports",
+    "check-hygiene:rev-dep": "rev-dep config run --list-all-issues",
+    "check-hygiene:test-only-exports": "tsx scripts/check-test-only-exports.ts",
     "check": "turbo run lint && pnpm run check-hygiene && turbo run test && turbo run build"
   },
   "devDependencies": {
+    "@ast-grep/cli": "catalog:",
     "@biomejs/biome": "catalog:",
     "@commitlint/cli": "catalog:",
     "@commitlint/config-conventional": "catalog:",
     "husky": "catalog:",
+    "knip": "catalog:",
     "rev-dep": "catalog:",
+    "tsx": "catalog:",
     "turbo": "catalog:"
-  },
-  "pnpm": {
-    "patchedDependencies": {
-      "purify-ts": "patches/purify-ts.patch",
-      "@stakekit/rainbowkit@2.2.11": "patches/@stakekit__rainbowkit@2.2.11.patch"
-    }
   }
 }

packages/examples/with-nextjs/package.json

@@ -18,6 +18,7 @@
     "@types/node": "catalog:",
     "@types/react": "catalog:",
     "@types/react-dom": "catalog:",
+    "@typescript/native": "catalog:",
     "typescript": "catalog:"
   }
 }

packages/examples/with-vite-bundled/package.json

@@ -14,7 +14,7 @@
     "@stakekit/widget": "workspace:*"
   },
   "devDependencies": {
-    "typescript": "catalog:",
+    "@typescript/native": "catalog:",
     "vite": "catalog:"
   }
 }

packages/examples/with-vite/package.json

@@ -18,7 +18,7 @@
   "devDependencies": {
     "@types/react": "catalog:",
     "@types/react-dom": "catalog:",
-    "typescript": "catalog:",
+    "@typescript/native": "catalog:",
     "vite": "catalog:",
     "@vitejs/plugin-react": "catalog:"
   }

packages/widget/.env.example

@@ -6,5 +6,6 @@ VITE_FORCE_WALLET_CONNECT_ONLY=false
 VITE_ENABLE_MSW_MOCK=true
 VITE_SHOW_QUERY_DEVTOOLS=true
 VITE_FORCE_ADDRESS=
+VITE_FORCE_BORROW=
 VITE_FORCE_DASHBOARD=
-VITE_APP_VARIANT=
+VITE_APP_VARIANT=

packages/widget/package.json

@@ -45,7 +45,15 @@
     "start": "pnpm dev",
     "build": "pnpm lint && pnpm clean && pnpm build:package && pnpm build:bundle && pnpm build:website && pnpm build:types",
     "lint": "biome check . && tsc",
-    "test": "vitest -c vite/vite.config.dev.ts --retry 2 run",
+    "test": "vitest -c vite/vitest.config.ts run",
+    "test:unit": "vitest -c vite/vitest.config.ts --project unit run",
+    "test:unit:watch": "vitest -c vite/vitest.config.ts --project unit",
+    "test:dom": "vitest -c vite/vitest.config.ts --project dom run",
+    "test:dom:watch": "vitest -c vite/vitest.config.ts --project dom",
+    "test:browser": "vitest -c vite/vitest.config.ts --project browser run",
+    "test:changed": "vitest -c vite/vitest.config.ts run --project unit --project dom --changed",
+    "test:changed:all": "vitest -c vite/vitest.config.ts run --changed",
+    "test:changed:unit": "vitest -c vite/vitest.config.ts run --project unit --changed",
     "format": "biome check --write . --unsafe",
     "build:website": "vite -c vite/vite.config.website build",
     "build:package": "vite -c vite/vite.config.package.ts build",
@@ -54,7 +62,7 @@
     "build:types": "tsc --project tsconfig.build.json",
     "clean": "rm -rf dist",
     "preview": "vite -c vite/vite.config.dev.ts preview --outDir dist/website",
-    "gen:api": "tsx scripts/generate-effect-openapi.ts"
+    "gen:api": "node --import tsx scripts/generate-effect-openapi.ts"
   },
   "peerDependencies": {
     "react": ">=18",
@@ -75,7 +83,9 @@
     "@cosmos-kit/keplr": "catalog:",
     "@cosmos-kit/leap": "catalog:",
     "@cosmos-kit/walletconnect": "catalog:",
+    "@effect/atom-react": "catalog:",
     "@effect/openapi-generator": "catalog:",
+    "@effect/platform-browser": "catalog:",
     "@effect/platform-node": "catalog:",
     "@faker-js/faker": "catalog:",
     "@ledgerhq/wallet-api-client": "catalog:",
@@ -109,15 +119,14 @@
     "@types/lodash.uniqwith": "catalog:",
     "@types/react": "catalog:",
     "@types/react-dom": "catalog:",
+    "@typescript/native": "catalog:",
     "@vanilla-extract/css": "catalog:",
     "@vanilla-extract/dynamic": "catalog:",
     "@vanilla-extract/recipes": "catalog:",
     "@vanilla-extract/sprinkles": "catalog:",
     "@vanilla-extract/vite-plugin": "catalog:",
     "@vitejs/plugin-react": "catalog:",
     "@vitest/browser-playwright": "catalog:",
-    "@xstate/react": "catalog:",
-    "@xstate/store": "catalog:",
     "autoprefixer": "catalog:",
     "babel-plugin-react-compiler": "catalog:",
     "bignumber.js": "catalog:",
@@ -129,6 +138,7 @@
     "eventemitter3": "catalog:",
     "i18next": "catalog:",
     "i18next-browser-languagedetector": "catalog:",
+    "jsdom": "catalog:",
     "lodash.merge": "catalog:",
     "lodash.uniqwith": "catalog:",
     "mipd": "catalog:",
@@ -137,25 +147,20 @@
     "msw": "catalog:",
     "playwright": "catalog:",
     "postcss": "catalog:",
-    "purify-ts": "catalog:",
     "react": "catalog:",
     "react-dom": "catalog:",
     "react-i18next": "catalog:",
     "react-loading-skeleton": "catalog:",
     "react-router": "catalog:",
-    "reselect": "catalog:",
-    "rxjs": "catalog:",
     "swagger2openapi": "catalog:",
     "tsx": "catalog:",
-    "typescript": "catalog:",
     "unplugin-macros": "catalog:",
     "viem": "catalog:",
     "vite": "catalog:",
     "vite-plugin-node-polyfills": "catalog:",
     "vitest": "catalog:",
     "vitest-browser-react": "catalog:",
     "wagmi": "catalog:",
-    "xstate": "catalog:",
     "yaml": "catalog:",
     "recharts": "catalog:"
   },