Uploading first set of base images

lab/Dockerfile

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+FROM alpine:latest
+
+# Install core utilities and development tools
+RUN apk add --no-cache \
+    bash \
+    curl \
+    git \
+    jq \
+    helix \
+    openssh \
+    sudo \
+    zsh \
+    ca-certificates \
+    busybox-extras \
+    net-tools \
+    iputils \
+    python3 \
+    rust \
+    cargo \
+    go \
+    nodejs \
+    npm \
+    make \
+    build-base
+
+# Add a non-root user
+RUN adduser -D dev && echo "dev ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers
+RUN chsh -s /bin/zsh dev
+
+# Set working directory
+WORKDIR /home/dev
+
+# Switch to non-root user
+USER dev
+
+# Default command
+CMD ["/bin/zsh"]