Adding some simple Dockerfiles

.dockerignore

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+build/
+cmake-build/
+lib/
+venv/
+/Dockerfile/
+/Makefile/

Dockerfile

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+FROM RFL/docker/cmake AS builder
+
+RUN apt-get install -y          \
+    libarmadillo-dev \
+    libgsl-dev          \
+    git \
+    doxygen             \
+    graphviz            \
+    libhdf5-serial-dev
+
+COPY ./  /RFL/
+
+WORKDIR /RFL
+
+RUN cmake -B ./build . \
+    && cmake --build ./build --target all -j 4
+
+RUN ( cd build && ctest -j 2 )\
+    && cmake --install ./build
+
+FROM RFL/docker/cmake
+
+COPY --from=builder /RFL/lib/new_RFL/include /usr/include/RFL/
+COPY --from=builder /RFL/lib/new_RFL/bin/ /usr/lib/RFL
+
+COPY --from=builder /RFL/lib/RFL/include /usr/include/old_RFL/
+COPY --from=builder /RFL/lib/RFL/bin/ /usr/lib/old_RFL

Makefile

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+TIMESTAMP=$(shell date +%Y%m%d)
+
+docker-build:
+	docker build . -t RFL/rfl:${TIMESTAMP}
+	docker tag RFL/rfl:${TIMESTAMP} RFL/rfl:latest

docker/base/Dockerfile

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+FROM ubuntu:24.04
+
+RUN apt-get update && apt-get upgrade -y

docker/base/Makefile

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+
+TIMESTAMP=$(shell date +%Y%m%d)
+
+build:
+	docker build . -t RFL/docker/base:${TIMESTAMP}
+	docker tag RFL/docker/base:${TIMESTAMP} RFL/docker/base:latest

docker/cmake/Dockerfile

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+FROM RFL/docker/base
+
+RUN apt-get install -y \
+    cmake \
+    clang \
+    make \
+    gcc \
+    g++ \
+    libc-dev

docker/cmake/Makefile

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+TIMESTAMP=$(shell date +%Y%m%d)
+
+
+build:
+	docker build . -t RFL/docker/cmake:${TIMESTAMP}
+	docker tag RFL/docker/cmake:${TIMESTAMP} RFL/docker/cmake:latest