FROM debian:12

WORKDIR /setup

## 1. Install the latest crystal release
## Ref. https://crystal-lang.org/install/
COPY setup/step1.sh /setup/step1.sh
RUN sh /setup/step1.sh

## 2. Make sure a supported LLVM version is present in the path
## (When possible, use the latest supported version)
COPY setup/step2.sh /setup/step2.sh
RUN sh /setup/step2.sh

## 3. Make sure to install all the required libraries. You might also want to read the contributing guide.
COPY setup/step3.sh /setup/step3.sh
RUN sh /setup/step3.sh

## 4. Clone the repository: git clone https://github.com/crystal-lang/crystal
COPY setup/step4.sh /setup/step4.sh
RUN sh /setup/step4.sh

## 5. Run make to build your own version of the compiler.
COPY setup/step5.sh /setup/step5.sh

## 6. Run make std_spec compiler_spec to ensure all specs pass, and you’ve installed everything correctly.

## 7. Use bin/crystal to run your crystal files.