feat: add CI workflow

.github/workflows/ci.yml

@@ -0,0 +1,106 @@
+name: ci
+
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+env:
+  NPROC: 2
+  MAKEFLAGS: "-j${NPROC}"
+  NIMFLAGS: "--parallelBuild:${NPROC}"
+
+jobs:
+  changes: # changes detection
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: read
+    steps:
+    - uses: actions/checkout@v3
+      name: Checkout code
+      id: checkout
+    - uses: dorny/paths-filter@v2
+      id: filter
+      with:
+        filters: |
+          common:
+          - '.github/workflows/**'
+          - 'vendor/**'
+          - 'Makefile'
+          - 'waku.nimble'
+
+          legacy:
+          - 'waku/**'
+          - 'tests/all_tests_waku.nim'
+          - 'tests/waku/**'
+          - 'tests/all_tests_whisper.nim'
+          - 'tests/whisper/**'
+
+    outputs:
+      common: ${{ steps.filter.outputs.common }}
+      legacy: ${{ steps.filter.outputs.legacy }}
+
+  build-legacy:
+    needs: changes
+    if: ${{ needs.changes.outputs.legacy == 'true' || needs.changes.outputs.common == 'true' }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest]
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 60
+
+    name: build-legacy-${{ matrix.os }}
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Get submodules hash
+        id: submodules
+        run: |
+          echo "hash=$(git submodule status | awk '{print $1}' | sort | shasum -a 256 | sed 's/[ -]*//g')" >> $GITHUB_OUTPUT
+
+      - name: Cache submodules
+        uses: actions/cache@v3
+        with:
+          path: |
+            vendor/
+            .git/modules
+          key: ${{ runner.os }}-vendor-modules-${{ steps.submodules.outputs.hash }}
+
+      - name: Build binaries
+        run: make V=1 QUICK_AND_DIRTY_COMPILER=1 v1
+
+  test-legacy:
+    needs: changes
+    if: ${{ needs.changes.outputs.legacy == 'true' || needs.changes.outputs.common == 'true' }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest]
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 60
+
+    name: test-legacy-${{ matrix.os }}
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Get submodules hash
+        id: submodules
+        run: |
+          echo "hash=$(git submodule status | awk '{print $1}' | sort | shasum -a 256 | sed 's/[ -]*//g')" >> $GITHUB_OUTPUT
+
+      - name: Cache submodules
+        uses: actions/cache@v3
+        with:
+          path: |
+            vendor/
+            .git/modules
+          key: ${{ runner.os }}-vendor-modules-${{ steps.submodules.outputs.hash }}
+
+      - name: Run tests
+        run: make V=1 LOG_LEVEL=DEBUG QUICK_AND_DIRTY_COMPILER=1 test1