👷 ci: Created GitHub Actions workflows to lint, format, and typecheck

note: ty julius, awesome stuff!

.github/workflows/ci.yml

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+name: CI
+
+on:
+  pull_request:
+    branches: ["*"]
+  push:
+    branches: ["main"]
+  merge_group:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ github.ref != 'refs/heads/master' }}
+
+# You can leverage Vercel Remote Caching with Turbo to speed up your builds
+# @link https://turborepo.org/docs/core-concepts/remote-caching#remote-caching-on-vercel-builds
+env:
+  FORCE_COLOR: 3
+  TURBO_TEAM: ${{ vars.TURBO_TEAM }}
+  TURBO_TOKEN: ${{ secrets.TURBO_TOKEN }}
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup
+        uses: ./tooling/github/setup
+
+      # - name: Copy env
+      #   shell: bash
+      #   run: cp .env.example .env
+
+      - name: Lint
+        run: pnpm lint && pnpm lint:ws
+
+  format:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup
+        uses: ./tooling/github/setup
+
+      - name: Format
+        run: pnpm format
+
+  typecheck:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup
+        uses: ./tooling/github/setup
+
+      - name: Typecheck
+        run: pnpm typecheck

tooling/github/package.json

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+{
+  "name": "@campus-hub/github"
+}

tooling/github/setup/action.yml

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+name: "Setup and install"
+description: "Common setup steps for Actions"
+
+runs:
+  using: composite
+  steps:
+    - uses: pnpm/action-setup@v2
+    - uses: actions/setup-node@v4
+      with:
+        node-version: 18
+        cache: "pnpm"
+
+    - shell: bash
+      run: pnpm add -g turbo
+
+    - shell: bash
+      run: pnpm install