Add initial infra

infra/containers/README.md

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+# Containers
+
+This is a collection of CI-focused containers for testing. 
+
+# Setup
+
+Install and run `podman` and activate the Rest API:
+
+```bash
+sudo apt-get -y install podman
+podman system service -t 0 &
+```
+
+# Build containers
+
+```bash
+cd ubuntu/22_04/MinimalDeps
+podman build -t ubuntu_22_04_minimal_deps .
+```
+
+# Run containers
+
+```bash
+podman run -it -v $LOCAL_SOURCE_DIR:source ubuntu_22_04_minimal_deps:latest /bin/bash
+
+```

infra/containers/ubuntu/22_04/MinimalDeps/Dockerfile

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+FROM ubuntu:22.04
+RUN apt-get update; apt-get -y install build-essential pkg-config cmake