chore: add ci and publish workflows

.github/workflows/ci.yml

@@ -0,0 +1,31 @@
+name: CI
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+  tag:
+    - '*'
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: read
+      id-token: write
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: denoland/setup-deno@v2
+        with:
+          deno-version: v2.x
+
+      - run: deno test -A --permit-no-files --parallel --no-check=remote
+
+      - run: deno fmt --check
+
+      - run: deno lint

.github/workflows/publish.yml

@@ -0,0 +1,18 @@
+name: Publish
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: read
+      id-token: write
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - run: npx jsr publish --provenance