Add workflow for building and pushing nightly deepsparse docker images (#1144)

Author: rahul-tuli

.github/workflows/publish-nightly-docker.yaml

@@ -0,0 +1,79 @@
+name: Publish Nightly Docker Images
+
+on:
+  push:
+    branches:
+      - 'main'
+  schedule:
+    - cron: '0 1 * * *'
+  workflow_dispatch:
+jobs:
+  push-nightly-docker-image:
+    name: Push Version Tagged Nightly Docker Images
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v2
+        with:
+          buildkitd-flags: --debug
+
+      - name: Login to Github Packages
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Checkout code
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 1
+
+      - name: Get version tag
+        id: extract_tag
+        run: echo "tag=$(date +%Y%m%d)" >> $GITHUB_OUTPUT
+
+      - name: Current Version Name
+        run: |
+          echo ${{ steps.extract_tag.outputs.tag }}
+
+      - name: DeepSparse-Nightly latest
+        uses: docker/build-push-action@v2
+        with:
+          context: ./docker
+          build-args: |
+            DEPS=all
+            BRANCH=main
+          push: true
+          tags: |
+            ghcr.io/neuralmagic/deepsparse-nightly:latest
+
+      - name: Today's DeepSparse-Nightly
+        uses: docker/build-push-action@v2
+        with:
+          context: ./docker
+          build-args: |
+            DEPS=all
+            BRANCH=main
+          push: true
+          tags: |
+            ghcr.io/neuralmagic/deepsparse-nightly:${{ steps.extract_tag.outputs.tag }}
+
+      - name: Today's DeepSparse-Nightly Base
+        uses: docker/build-push-action@v2
+        with:
+          context: ./docker
+          build-args: |
+            DEPS=base
+            BRANCH=main
+          push: true
+          tags: |
+            ghcr.io/neuralmagic/deepsparse-nightly:base-${{ steps.extract_tag.outputs.tag }}
+
+      - name: Image digest
+        run: echo ${{ steps.docker_build.outputs.digest }}