add alt_pass1 to ci

.github/workflows/bwrap.yml

@@ -12,6 +12,52 @@ on:
       - master
 
 jobs:
+  alt_pass1:
+    name: Alt Run up to Linux build under bubblewrap
+    runs-on: ubuntu-latest
+    steps:
+      - name: Install bubblewrap
+        run: sudo apt install bubblewrap
+      - name: Checkout repo
+        uses: actions/checkout@v3
+        with:
+          submodules: recursive
+          # There is a strange bug(?) in nongnu, when you clone a git repository
+          # against a commit != HEAD with depth=1, it errors out.
+          fetch-depth: 0
+      - name: Query cache for sources
+        id: cache
+        uses: actions/cache/restore@v3
+        with:
+          path: |
+            distfiles
+          key: cache-${{ hashFiles('steps/*/sources') }}
+      - name: Get sources
+        if: steps.cache.outputs.cache-hit != 'true'
+        run: ./download-distfiles.sh
+      - name: Cache sources
+        if: steps.cache.outputs.cache-hit != 'true'
+        uses: actions/cache/save@v3
+        with:
+          path: |
+            distfiles
+          key: cache-${{ hashFiles('steps/*/sources') }}
+      - name: Run bootstrap
+        run: ./rootfs.py --bwrap --external-sources --build-kernels --cores 2 --internal-ci pass1 --tcc_bootstrap_alt
+      - name: Archive created packages
+        if: failure() # archive failed builds progress
+        uses: actions/upload-artifact@v3
+        with:
+          name: alt_packages
+          path: target/external/repo/**
+      - name: Tar alt_pass1 image
+        run: tar -cf alt_pass1_image.tar target
+      - name: Archive alt_pass1_image
+        uses: actions/upload-artifact@v3
+        with:
+          name: internal_alt_pass1_image
+          path: alt_pass1_image.tar
+
   pass1:
     name: Run up to Linux build under bubblewrap
     runs-on: ubuntu-latest
@@ -43,7 +89,7 @@ jobs:
             distfiles
           key: cache-${{ hashFiles('steps/*/sources') }}
       - name: Run bootstrap
-        run: ./rootfs.py --bwrap --external-sources --build-kernels --cores 2 --internal-ci pass1 --tcc_bootstrap_alt
+        run: ./rootfs.py --bwrap --external-sources --build-kernels --cores 2 --internal-ci pass1
       - name: Archive created packages
         if: failure() # archive failed builds progress
         uses: actions/upload-artifact@v3