feat(ci): add GitHub Actions CI and JSR publish 🐇

- Add CI badge to README linking to workflow
- Add CI workflow for format, lint, typecheck, and test on main
- Add publish workflow to publish to JSR on push to main

Author: NeaByteLab

.github/workflows/ci.yaml

@@ -0,0 +1,33 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  build-check:
+    name: Build Check
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Deno
+        uses: denoland/setup-deno@v2
+        with:
+          deno-version: v2.5.4
+
+      - name: Format check
+        run: deno fmt --check src/
+
+      - name: Lint
+        run: deno lint src/
+
+      - name: Type check
+        run: deno check src/index.ts
+
+      - name: Test
+        run: deno test --allow-read --allow-write --allow-env

.github/workflows/publish.yml

@@ -0,0 +1,26 @@
+name: Publish
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deno-publish:
+    name: Deno (JSR)
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      id-token: write
+
+    steps:
+      - uses: actions/checkout@v6
+      - uses: denoland/setup-deno@v2
+        with:
+          deno-version: v2.5.4
+
+      - name: Check package
+        run: deno check src/index.ts
+
+      - name: Publish to JSR
+        run: deno publish --allow-dirty

README.md

@@ -6,7 +6,7 @@ Anonymous ID: request, decode, verify time-bound. No server, no storage.
 
 [![Node](https://img.shields.io/badge/node-%3E%3D20-339933?logo=node.js&logoColor=white)](https://nodejs.org) [![Deno](https://img.shields.io/badge/deno-compatible-ffcb00?logo=deno&logoColor=000000)](https://deno.com) [![Bun](https://img.shields.io/badge/bun-compatible-f9f1e1?logo=bun&logoColor=000000)](https://bun.sh) [![Browser](https://img.shields.io/badge/browser-compatible-4285F4?logo=googlechrome&logoColor=white)](https://developer.mozilla.org/en-US/docs/Web/JavaScript)
 
-[![Module type: ESM](https://img.shields.io/badge/module%20type-esm-brightgreen)](https://github.com/NeaByteLab/Trustless-ID) [![npm version](https://img.shields.io/npm/v/@neabyte/trustless-id.svg)](https://www.npmjs.org/package/@neabyte/trustless-id) [![JSR](https://jsr.io/badges/@neabyte/trustless-id)](https://jsr.io/@neabyte/trustless-id) [![License](https://img.shields.io/badge/license-MIT-blue.svg)](LICENSE)
+[![Module type: ESM](https://img.shields.io/badge/module%20type-esm-brightgreen)](https://github.com/NeaByteLab/Trustless-ID) [![npm version](https://img.shields.io/npm/v/@neabyte/trustless-id.svg)](https://www.npmjs.org/package/@neabyte/trustless-id) [![JSR](https://jsr.io/badges/@neabyte/trustless-id)](https://jsr.io/@neabyte/trustless-id) [![CI](https://github.com/NeaByteLab/Trustless-ID/actions/workflows/ci.yaml/badge.svg)](https://github.com/NeaByteLab/Trustless-ID/actions/workflows/ci.yaml) [![License](https://img.shields.io/badge/license-MIT-blue.svg)](LICENSE)
 
 </div>