Add: openvas old stable. (#66)

## What
Add a new docker image for openvas-smb based on debian:oldstable
Jira: SC-865
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  developed/fixed in this PR? How did you verify the changes in this PR?
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## Why

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## References

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## Checklist

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- [ ] Tests

.docker/prod-oldstable.Dockerfile

@@ -0,0 +1,24 @@
+ARG VERSION=latest
+
+FROM debian:oldstable-slim AS build
+COPY . /source
+RUN sh /source/.github/install-openvas-smb-dependencies.sh
+
+RUN cmake -DCMAKE_BUILD_TYPE=Release -B/build /source
+RUN DESTDIR=/install cmake --build /build -- install
+
+FROM debian:oldstable-slim
+
+RUN apt-get update && apt-get install --no-install-recommends --no-install-suggests -y \
+  libgnutls30 \
+  libgssapi3-heimdal \
+  libkrb5-26-heimdal \
+  libasn1-8-heimdal \
+  libroken18-heimdal \
+  libhdb9-heimdal \
+  libpopt0 \
+  && rm -rf /var/lib/apt/lists/*
+
+COPY --from=build /install/ /
+
+RUN ldconfig

.github/workflows/container.yml

@@ -82,3 +82,32 @@ jobs:
           platforms: linux/amd64,linux/arm64
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
+      - name: 'Setup meta information (IS_VERSION_TAG: ${{ env.IS_VERSION_TAG }}, IS_LATEST_TAG: ${{ env.IS_LATEST_TAG }} )'
+        id: meta-oldstable
+        uses: docker/metadata-action@v4
+        with:
+          images: ${{ github.repository }}
+          labels: |
+            org.opencontainers.image.vendor=Greenbone
+            org.opencontainers.image.base.name=debian:oldstable-slim
+          flavor: latest=false # no auto latest container tag for git tags
+          tags: |
+            # for the images provided for debian:oldstable we just provide
+            # oldstable on an new version or oldstable-edge when it is on main.
+            # oldstable-branch-sha on a branch
+            type=raw,value=oldstable,enable=${{ env.IS_LATEST_TAG }}
+            # if we are on the main branch set edge
+            type=raw,value=oldstable-edge,enable=${{ github.ref_name == 'main' }}
+            # use branch-sha otherwise for pushes to branches other then main (will not be uploaded)
+            type=raw,value=oldstable-{{branch}}-{{sha}},enable=${{ github.ref_type == 'branch' && github.event_name == 'push' && github.ref_name != 'main' }}
+            # use pr-$PR_ID for pull requests (will not be uploaded)
+            type=ref,event=pr
+      - name: Build and push Container image oldstable
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          push: ${{ github.event_name != 'pull_request' && (github.ref_type == 'tag' || github.ref_name == 'main') }}
+          file: .docker/prod-oldstable.Dockerfile
+          platforms: linux/amd64,linux/arm64
+          tags: ${{ steps.meta-oldstable.outputs.tags }}
+          labels: ${{ steps.meta-oldstable.outputs.labels }}