Add a workflow to publish the builder docker umage

Author: mrinalwadhwa

.github/workflows/docker.yaml

@@ -0,0 +1,44 @@
+name: Docker
+
+permissions:
+  contents: read
+  packages: write
+
+on:
+  schedule:
+    - cron: "0 0 * * *"
+  workflow_dispatch:
+    inputs:
+      commit_sha:
+        description: Git commit sha, on which, to run this workflow
+
+jobs:
+  build-and-push:
+    name: Docker - build-and-push-image
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
+        with:
+          ref: ${{ github.event.inputs.commit_sha }}
+
+      - name: Set up docker buildx
+        uses: docker/setup-buildx-action@e468171a9de216ec08956ac3ada2f0791b6bd435
+
+      - name: Log in to github's container registry
+        uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push the docker image
+        uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83
+        with:
+          context: .
+          file: tools/docker/dev/Dockerfile
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: |
+            ghcr.io/build-trust/autonomy-builder:latest
+            ghcr.io/build-trust/autonomy-builder:${{ github.sha }}