fish dev function 3 with exports working

dot_config/private_fish/functions/dev-remove.fish

@@ -0,0 +1,3 @@
+function dev-remove
+    distrobox rm --force dev
+end

dot_config/private_fish/functions/dev.fish

@@ -0,0 +1,51 @@
+function dev
+    set -l name dev
+    set -l image fedora:44
+
+    set -l packages \
+        git \
+        gcc \
+        gcc-c++ \
+        make \
+        pkg-config \
+        openssl-devel \
+        clang \
+        llvm \
+        cmake \
+        lld \
+        gdb \
+        strace \
+        curl \
+        which \
+        file \
+        jq \
+        zoxide \
+        fzf \
+        eza \
+        ripgrep \
+        du-dust \
+        tldr \
+        cheat \
+        pv \
+        age
+
+    if distrobox list --no-color | string match -q "*| $name *"
+        distrobox enter $name
+        return
+    end
+
+    echo "Creating Distrobox container '$name'..."
+
+    distrobox create \
+        --name $name \
+        --image $image --yes \
+        --additional-packages (string join ' ' $packages) \
+        --init-hooks 'bash "$HOME/.scripts/distrobox-dev-init.sh"'
+
+    if test $status -ne 0
+        echo "Failed to create container '$name'." >&2
+        return 1
+    end
+
+    distrobox enter $name --verbose
+end

dot_scripts/executable_distrobox-dev-init.sh

@@ -0,0 +1,123 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+echo "Initializing development environment..."
+
+# -----------------------------------------------------------------------------
+# Rust directories
+# -----------------------------------------------------------------------------
+
+mkdir -p /opt/rustup /opt/cargo
+chown "$(id -u):$(id -g)" /opt/rustup /opt/cargo
+
+# -----------------------------------------------------------------------------
+# Fish configuration
+# -----------------------------------------------------------------------------
+
+mkdir -p /etc/fish/conf.d
+mkdir -p /etc/fish/completions
+
+tee /etc/fish/conf.d/rust.fish >/dev/null <<'EOF'
+set -gx RUSTUP_HOME /opt/rustup
+set -gx CARGO_HOME /opt/cargo
+fish_add_path $CARGO_HOME/bin
+EOF
+
+# -----------------------------------------------------------------------------
+# Rustup
+# -----------------------------------------------------------------------------
+
+export RUSTUP_HOME=/opt/rustup
+export CARGO_HOME=/opt/cargo
+
+echo "Installing rustup..."
+
+curl \
+    --proto '=https' \
+    --tlsv1.2 \
+    -sSf \
+    https://sh.rustup.rs \
+    | sh -s -- -y --no-modify-path
+
+# -----------------------------------------------------------------------------
+# Rust toolchain
+# -----------------------------------------------------------------------------
+
+echo "Installing stable Rust toolchain..."
+
+/opt/cargo/bin/rustup default stable
+
+# -----------------------------------------------------------------------------
+# Fish completions
+# -----------------------------------------------------------------------------
+
+echo "Installing rustup Fish completion..."
+
+/opt/cargo/bin/rustup completions fish \
+    | tee /etc/fish/completions/rustup.fish >/dev/null
+
+# -----------------------------------------------------------------------------
+# Export Rust development tools to the host
+# -----------------------------------------------------------------------------
+export PATH="/opt/cargo/bin:$PATH"
+echo "Exporting development tools..."
+
+DEV_HOME="$HOME"
+DEV_USER="$(basename "$DEV_HOME")"
+
+export_bin() {
+    local binary="$1"
+
+    if command -v "$binary" >/dev/null 2>&1; then
+        echo "  exporting $binary"
+        sudo -u "$DEV_USER" \
+            env HOME="$DEV_HOME" \
+            distrobox-export \
+                --bin "$(command -v "$binary")" \
+                --export-path "$DEV_HOME/.local/bin"
+    else
+        echo "  warning: $binary not found"
+    fi
+}
+
+# Rust
+for binary in \
+    cargo \
+    cargo-clippy \
+    cargo-fmt \
+    cargo-miri \
+    clippy-driver \
+    rls \
+    rust-analyzer \
+    rustc \
+    rustdoc \
+    rustfmt \
+    rust-gdb \
+    rust-gdbgui \
+    rust-lldb \
+    rustup
+do
+    export_bin "$binary"
+done
+
+# Native toolchain
+export_bin clang
+export_bin clang++
+export_bin cmake
+export_bin lld
+export_bin ld.lld
+export_bin gdb
+export_bin strace
+
+# -----------------------------------------------------------------------------
+# Done
+# -----------------------------------------------------------------------------
+
+echo
+echo "Development environment initialized successfully."
+echo
+echo "Rust:"
+/opt/cargo/bin/rustc --version
+/opt/cargo/bin/cargo --version
+/opt/cargo/bin/rustup --version