feat: Introduce multi-architecture Alpine Docker images with NVM, Bun, and Deno support

Dockerfile_alpine_node

@@ -0,0 +1,67 @@
+FROM alpine:latest
+LABEL author="Task Venture Capital GmbH <hello@task.vc>"
+
+WORKDIR /workspace
+
+# Important environment variables
+ENV NODE_VERSION_LTS="20.18.2" \
+    NVM_DIR="/usr/local/nvm" \
+    PNPM_HOME="/root/.local/share/pnpm" \
+    NVM_NODEJS_ORG_MIRROR="https://unofficial-builds.nodejs.org/download/release"
+
+# Install required packages for NVM and Node.js
+RUN apk add --no-cache \
+    bash \
+    curl \
+    git \
+    build-base \
+    python3 \
+    linux-headers \
+    ca-certificates \
+    wget \
+    unzip \
+    iputils \
+    bind-tools \
+    libstdc++
+
+# Install NVM (latest version for better Alpine/musl support)
+RUN mkdir -p $NVM_DIR && curl https://raw.githubusercontent.com/nvm-sh/nvm/v0.40.1/install.sh | bash
+
+# Make nvm available globally in all bash shells (interactive + non-interactive)
+# IMPORTANT: Create /etc/bash.bashrc with nvm initialization
+RUN printf '%s\n%s\n%s\n' \
+        'export NVM_DIR="/usr/local/nvm"' \
+        '[ -s "$NVM_DIR/nvm.sh" ] && . "$NVM_DIR/nvm.sh"' \
+        '[ -s "$NVM_DIR/bash_completion" ] && . "$NVM_DIR/bash_completion"' \
+        > /etc/bash.bashrc
+
+# Copy nvm wrapper scripts from support directory
+COPY image_support_files/bash-with-nvm /usr/local/bin/bash-with-nvm
+COPY image_support_files/docker-entrypoint.sh /usr/local/bin/docker-entrypoint.sh
+RUN chmod +x /usr/local/bin/bash-with-nvm /usr/local/bin/docker-entrypoint.sh
+
+# Use wrapper for RUN commands to enable nvm
+SHELL ["/usr/local/bin/bash-with-nvm"]
+
+# Enable nvm for runtime bash commands (CI/CD workflows)
+ENV BASH_ENV=/etc/bash.bashrc
+
+# Prepare pnpm directory
+RUN mkdir -p ${PNPM_HOME}
+ENV PATH="$PNPM_HOME:$PATH"
+
+# Install Node.js LTS via NVM and pnpm
+# Use musl-specific builds from unofficial-builds for Alpine compatibility
+RUN nvm install $NODE_VERSION_LTS \
+    && nvm alias default $NODE_VERSION_LTS \
+    && nvm use default \
+    && npm install -g pnpm \
+    && pnpm -v \
+    && pnpm config set unsafe-perm true
+
+ENV NODE_PATH=$NVM_DIR/v$NODE_VERSION_LTS/lib/node_modules
+ENV PATH=$NVM_DIR/versions/node/v$NODE_VERSION_LTS/bin:$PATH
+
+# Set entrypoint to make nvm available in all runtime contexts
+ENTRYPOINT ["/usr/local/bin/docker-entrypoint.sh"]
+CMD ["bash"]