Set up github workflow to build and push images

.github/workflows/build-and-push-images.yml

@@ -0,0 +1,48 @@
+name: Docker Image CI
+
+on:
+  push:
+    tags:
+      - "v*"
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: investbrainapp
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+          
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: investbrainapp
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Extract version from tag
+        id: extract-version
+        run: |
+          echo "version=${GITHUB_REF_NAME#v}" >> $GITHUB_ENV
+
+      - name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: |
+            investbrainapp/investbrain:latest
+            investbrainapp/investbrain:${{ env.version }}
+            ghcr.io/investbrainapp/investbrain:latest
+            ghcr.io/investbrainapp/investbrain:${{ env.version }}
+
+