fix: remove duplicate dependencies block and add CI with publint vali…

.github/workflows/ci.yml

@@ -0,0 +1,59 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  validate-and-test:
+    name: Validate, Lint, Test & Build
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [18.x, 20.x, 22.x]
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up pnpm
+        uses: pnpm/action-setup@v3
+        with:
+          version: 10
+
+      - name: Set up Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: pnpm
+
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+
+      # ── Package metadata validation ───────────────────────────────────────
+      # publint checks for malformed exports, missing files, and other issues
+      # that would break consumers of the published package.
+      - name: Validate package metadata (publint)
+        run: pnpm validate
+
+      # ── Code quality ──────────────────────────────────────────────────────
+      - name: Lint
+        run: pnpm lint
+
+      - name: Type-check
+        run: pnpm typecheck
+
+      # ── Tests ─────────────────────────────────────────────────────────────
+      - name: Run unit tests
+        run: pnpm test:run
+
+      # ── Build ─────────────────────────────────────────────────────────────
+      - name: Build
+        run: pnpm build
+
+      # ── Smoke tests (require the built dist) ──────────────────────────────
+      - name: Run smoke tests
+        run: pnpm test:smoke

README.md

@@ -236,6 +236,9 @@ pnpm typecheck
 
 # Generate TypeDoc API docs
 pnpm docs
+
+# Validate package metadata (publint — catches malformed exports, missing files, etc.)
+pnpm validate
 ```
 
 ## 🗺️ Roadmap

package.json

@@ -46,7 +46,8 @@
     "lint": "eslint .",
     "format": "prettier --write .",
     "typecheck": "tsc --noEmit",
-    "docs": "typedoc src/index.ts"
+    "docs": "typedoc src/index.ts",
+    "validate": "npx --yes publint"
   },
   "keywords": [
     "web3",
@@ -85,8 +86,5 @@
     "typedoc": "^0.25.8",
     "typescript": "^5.3.3",
     "vitest": "^1.3.1"
-  },
-  "dependencies": {
-    "js-sha3": "^0.9.3"
   }
 }