Revert "Update Ruby to 3.2"

This reverts commit c8837e7516.

image/base/install-ruby

@@ -1,10 +1,7 @@
 #!/bin/bash
 set -e
 
-RUBY_VERSION="3.2.0-dev"
-export CONFIGURE_OPTS="--enable-yjit"
-
-apt-get -y install --no-install-recommends ruby bison
+RUBY_VERSION="2.7.6"
 
 mkdir /src
 git -C /src clone https://github.com/rbenv/ruby-build.git
@@ -12,5 +9,3 @@ cd /src/ruby-build && ./install.sh
 cd / && rm -fr /src
 
 ruby-build ${RUBY_VERSION} /usr/local
-
-apt-get -y purge ruby

image/base/install-rust

@@ -1,28 +0,0 @@
-#!/bin/bash
-set -e
-
-export RUSTUP_HOME=/usr/local/rustup
-export CARGO_HOME=/usr/local/cargo
-export PATH=/usr/local/cargo/bin:$PATH
-export RUST_VERSION=1.65.0
-
-dpkgArch="$(dpkg --print-architecture)"
-
-case "${dpkgArch##*-}" in
-    amd64) rustArch='x86_64-unknown-linux-gnu'; rustupSha256='5cc9ffd1026e82e7fb2eec2121ad71f4b0f044e88bca39207b3f6b769aaa799c' ;;
-    armhf) rustArch='armv7-unknown-linux-gnueabihf'; rustupSha256='48c5ecfd1409da93164af20cf4ac2c6f00688b15eb6ba65047f654060c844d85' ;;
-    arm64) rustArch='aarch64-unknown-linux-gnu'; rustupSha256='e189948e396d47254103a49c987e7fb0e5dd8e34b200aa4481ecc4b8e41fb929' ;;
-    i386) rustArch='i686-unknown-linux-gnu'; rustupSha256='0e0be29c560ad958ba52fcf06b3ea04435cb3cd674fbe11ce7d954093b9504fd' ;;
-    *) echo >&2 "unsupported architecture: ${dpkgArch}"; exit 1 ;;
-esac
-
-url="https://static.rust-lang.org/rustup/archive/1.25.1/${rustArch}/rustup-init"
-wget "$url"
-echo "${rustupSha256} *rustup-init" | sha256sum -c -
-chmod +x rustup-init
-./rustup-init -y --no-modify-path --profile minimal --default-toolchain $RUST_VERSION --default-host ${rustArch}
-rm rustup-init
-chmod -R a+w $RUSTUP_HOME $CARGO_HOME
-rustup --version
-cargo --version
-rustc --version

image/base/slim.Dockerfile

@@ -2,12 +2,9 @@
 # VERSION:  release
 FROM debian:bullseye-slim
 
-ENV PG_MAJOR=13 \
-    RUBY_ALLOCATOR=/usr/lib/libjemalloc.so.1 \
-    RAILS_ENV=production \
-    RUSTUP_HOME=/usr/local/rustup \
-    CARGO_HOME=/usr/local/cargo \
-    PATH=/usr/local/cargo/bin:$PATH
+ENV PG_MAJOR 13
+ENV RUBY_ALLOCATOR /usr/lib/libjemalloc.so.1
+ENV RAILS_ENV production
 
 #LABEL maintainer="Sam Saffron \"https://twitter.com/samsaffron\""
 
@@ -75,9 +72,6 @@ RUN /tmp/install-oxipng
 ADD install-redis /tmp/install-redis
 RUN /tmp/install-redis
 
-ADD install-rust /tmp/install-rust
-RUN /tmp/install-rust
-
 ADD install-ruby /tmp/install-ruby
 RUN /tmp/install-ruby