diff --git a/deploy/docker/Dockerfile b/deploy/docker/Dockerfile
index 9ff033ff..177f5ac7 100644
--- a/deploy/docker/Dockerfile
+++ b/deploy/docker/Dockerfile
@@ -4,16 +4,30 @@
 
 # Stage 1: Build frontend SPA
 FROM node:22.23.0-slim@sha256:d9f850096136edbc402debdd8729579a288aac64574ada0ff4db26b6ae58b0b2 AS frontend
+# Public Supabase anon key for the savings leaderboard; empty by default so
+# the image's leaderboard stays disabled (#589). Pass --build-arg to enable.
+ARG OPENJARVIS_LEADERBOARD_PUBLIC_ANON=
 
 WORKDIR /frontend
 COPY frontend/package.json frontend/package-lock.json* ./
 RUN npm ci --ignore-scripts 2>/dev/null || npm install
 COPY frontend/ .
-RUN npm run build
+RUN VITE_SUPABASE_ANON_KEY="${OPENJARVIS_LEADERBOARD_PUBLIC_ANON}" npm run build
 
 # Stage 2: Build Python package
 FROM python:3.12.13-slim-bookworm@sha256:76d4b7b6305788c6b4c6a19d6a22a3921bf802e9af4d5e1e5bd771208dba74bf AS builder
 
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends build-essential ca-certificates curl && \
+    rm -rf /var/lib/apt/lists/*
+
+ENV PATH="/root/.cargo/bin:${PATH}"
+
+RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | \
+        sh -s -- -y --profile minimal --default-toolchain none && \
+    rustup toolchain install 1.88 --profile minimal && \
+    rustup default 1.88
+
 WORKDIR /app
 
 # Install dependencies from the committed lockfile (#567). `uv export --frozen`
@@ -24,11 +38,13 @@ WORKDIR /app
 COPY pyproject.toml uv.lock README.md ./
 RUN pip install --no-cache-dir uv && \
     uv export --frozen --no-dev --extra server --no-emit-project > requirements.txt && \
-    uv pip install --system --no-deps -r requirements.txt
+    uv pip install --system --no-deps -r requirements.txt && \
+    uv pip install --system --no-deps "maturin>=1.12.6,<2"
 
 # Copy the source and the non-src force-include paths (see pyproject
 # [tool.hatch.build.targets.wheel.force-include]) before building the project.
 COPY src/ src/
+COPY rust/ rust/
 COPY scripts/install scripts/install
 COPY deploy/windows deploy/windows
 
@@ -36,7 +52,15 @@ COPY deploy/windows deploy/windows
 COPY --from=frontend /src/openjarvis/server/static src/openjarvis/server/static/
 
 # Install the project itself without re-resolving dependencies.
-RUN uv pip install --system --no-deps .
+RUN uv pip install --system --no-deps . && \
+    maturin build --release \
+        --manifest-path rust/crates/openjarvis-python/Cargo.toml \
+        --interpreter python3 \
+        --out /tmp/openjarvis-rust-wheel && \
+    uv pip install --system --no-deps /tmp/openjarvis-rust-wheel/*.whl && \
+    python3 -c "import openjarvis_rust; print('openjarvis_rust ok')" && \
+    python3 -m pip uninstall -y maturin && \
+    rm -rf /tmp/openjarvis-rust-wheel rust
 
 # Stage 3: Runtime
 FROM python:3.12.13-slim-bookworm@sha256:76d4b7b6305788c6b4c6a19d6a22a3921bf802e9af4d5e1e5bd771208dba74bf
diff --git a/deploy/docker/Dockerfile.gpu b/deploy/docker/Dockerfile.gpu
index 3e37afd3..505461e6 100644
--- a/deploy/docker/Dockerfile.gpu
+++ b/deploy/docker/Dockerfile.gpu
@@ -4,20 +4,37 @@
 
 # Stage 1: Build frontend SPA
 FROM node:22.23.0-slim@sha256:d9f850096136edbc402debdd8729579a288aac64574ada0ff4db26b6ae58b0b2 AS frontend
+# Public Supabase anon key for the savings leaderboard; empty by default so
+# the image's leaderboard stays disabled (#589). Pass --build-arg to enable.
+ARG OPENJARVIS_LEADERBOARD_PUBLIC_ANON=
 
 WORKDIR /frontend
 COPY frontend/package.json frontend/package-lock.json* ./
 RUN npm ci --ignore-scripts 2>/dev/null || npm install
 COPY frontend/ .
-RUN npm run build
+RUN VITE_SUPABASE_ANON_KEY="${OPENJARVIS_LEADERBOARD_PUBLIC_ANON}" npm run build
 
 # Stage 2: Build Python package (NVIDIA CUDA 12.4)
 FROM nvidia/cuda:12.4.0-runtime-ubuntu22.04@sha256:af8bd179ed3bf69d4b63b19a763662a6141f0f62ef099283f68d0b14b4bab0e3 AS builder
 
 RUN apt-get update && \
-    apt-get install -y --no-install-recommends python3 python3-pip python3-venv && \
+    apt-get install -y --no-install-recommends \
+        build-essential \
+        ca-certificates \
+        curl \
+        python3 \
+        python3-dev \
+        python3-pip \
+        python3-venv && \
     rm -rf /var/lib/apt/lists/*
 
+ENV PATH="/root/.cargo/bin:${PATH}"
+
+RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | \
+        sh -s -- -y --profile minimal --default-toolchain none && \
+    rustup toolchain install 1.88 --profile minimal && \
+    rustup default 1.88
+
 WORKDIR /app
 
 # Install dependencies from the committed lockfile (#567). See deploy/docker/Dockerfile
@@ -25,15 +42,25 @@ WORKDIR /app
 COPY pyproject.toml uv.lock README.md ./
 RUN pip install --no-cache-dir uv && \
     uv export --frozen --no-dev --extra server --no-emit-project > requirements.txt && \
-    uv pip install --system --no-deps -r requirements.txt
+    uv pip install --system --no-deps -r requirements.txt && \
+    uv pip install --system --no-deps "maturin>=1.12.6,<2"
 
 COPY src/ src/
+COPY rust/ rust/
 COPY scripts/install scripts/install
 COPY deploy/windows deploy/windows
 
 COPY --from=frontend /src/openjarvis/server/static src/openjarvis/server/static/
 
-RUN uv pip install --system --no-deps .
+RUN uv pip install --system --no-deps . && \
+    maturin build --release \
+        --manifest-path rust/crates/openjarvis-python/Cargo.toml \
+        --interpreter python3 \
+        --out /tmp/openjarvis-rust-wheel && \
+    uv pip install --system --no-deps /tmp/openjarvis-rust-wheel/*.whl && \
+    python3 -c "import openjarvis_rust; print('openjarvis_rust ok')" && \
+    python3 -m pip uninstall -y maturin && \
+    rm -rf /tmp/openjarvis-rust-wheel rust
 
 # Stage 3: Runtime
 FROM nvidia/cuda:12.4.0-runtime-ubuntu22.04@sha256:af8bd179ed3bf69d4b63b19a763662a6141f0f62ef099283f68d0b14b4bab0e3
diff --git a/deploy/docker/Dockerfile.gpu.rocm b/deploy/docker/Dockerfile.gpu.rocm
index ddbef492..e3d9b080 100644
--- a/deploy/docker/Dockerfile.gpu.rocm
+++ b/deploy/docker/Dockerfile.gpu.rocm
@@ -4,20 +4,37 @@
 
 # Stage 1: Build frontend SPA
 FROM node:22.23.0-slim@sha256:d9f850096136edbc402debdd8729579a288aac64574ada0ff4db26b6ae58b0b2 AS frontend
+# Public Supabase anon key for the savings leaderboard; empty by default so
+# the image's leaderboard stays disabled (#589). Pass --build-arg to enable.
+ARG OPENJARVIS_LEADERBOARD_PUBLIC_ANON=
 
 WORKDIR /frontend
 COPY frontend/package.json frontend/package-lock.json* ./
 RUN npm ci --ignore-scripts 2>/dev/null || npm install
 COPY frontend/ .
-RUN npm run build
+RUN VITE_SUPABASE_ANON_KEY="${OPENJARVIS_LEADERBOARD_PUBLIC_ANON}" npm run build
 
 # Stage 2: Build Python package (AMD ROCm 7.2)
 FROM rocm/dev-ubuntu-22.04:7.2@sha256:05af5f04a06b04676d4c7438997d0deadaeb7478961ad621376e199bf3aeb644 AS builder
 
 RUN apt-get update && \
-    apt-get install -y --no-install-recommends python3 python3-pip python3-venv && \
+    apt-get install -y --no-install-recommends \
+        build-essential \
+        ca-certificates \
+        curl \
+        python3 \
+        python3-dev \
+        python3-pip \
+        python3-venv && \
     rm -rf /var/lib/apt/lists/*
 
+ENV PATH="/root/.cargo/bin:${PATH}"
+
+RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | \
+        sh -s -- -y --profile minimal --default-toolchain none && \
+    rustup toolchain install 1.88 --profile minimal && \
+    rustup default 1.88
+
 WORKDIR /app
 
 # Install dependencies from the committed lockfile (#567). See deploy/docker/Dockerfile
@@ -25,15 +42,25 @@ WORKDIR /app
 COPY pyproject.toml uv.lock README.md ./
 RUN pip install --no-cache-dir uv && \
     uv export --frozen --no-dev --extra server --no-emit-project > requirements.txt && \
-    uv pip install --system --no-deps -r requirements.txt
+    uv pip install --system --no-deps -r requirements.txt && \
+    uv pip install --system --no-deps "maturin>=1.12.6,<2"
 
 COPY src/ src/
+COPY rust/ rust/
 COPY scripts/install scripts/install
 COPY deploy/windows deploy/windows
 
 COPY --from=frontend /src/openjarvis/server/static src/openjarvis/server/static/
 
-RUN uv pip install --system --no-deps .
+RUN uv pip install --system --no-deps . && \
+    maturin build --release \
+        --manifest-path rust/crates/openjarvis-python/Cargo.toml \
+        --interpreter python3 \
+        --out /tmp/openjarvis-rust-wheel && \
+    uv pip install --system --no-deps /tmp/openjarvis-rust-wheel/*.whl && \
+    python3 -c "import openjarvis_rust; print('openjarvis_rust ok')" && \
+    python3 -m pip uninstall -y maturin && \
+    rm -rf /tmp/openjarvis-rust-wheel rust
 
 # Stage 3: Runtime
 FROM rocm/dev-ubuntu-22.04:7.2@sha256:05af5f04a06b04676d4c7438997d0deadaeb7478961ad621376e199bf3aeb644
diff --git a/deploy/docker/Dockerfile.sandbox b/deploy/docker/Dockerfile.sandbox
index a57f28a7..07af2ffd 100644
--- a/deploy/docker/Dockerfile.sandbox
+++ b/deploy/docker/Dockerfile.sandbox
@@ -7,20 +7,18 @@
 # image digest is the integrity check, and the copy is architecture-agnostic.
 FROM node:22.23.0-slim@sha256:d9f850096136edbc402debdd8729579a288aac64574ada0ff4db26b6ae58b0b2 AS node
 
-FROM python:3.12.13-slim-bookworm@sha256:76d4b7b6305788c6b4c6a19d6a22a3921bf802e9af4d5e1e5bd771208dba74bf
+FROM python:3.12.13-slim-bookworm@sha256:76d4b7b6305788c6b4c6a19d6a22a3921bf802e9af4d5e1e5bd771208dba74bf AS builder
 
-# libstdc++6 + ca-certificates are the only runtime requirements of the Node
-# binary copied below (the python slim image already provides libc/libgcc).
 RUN apt-get update && \
-    apt-get install -y --no-install-recommends ca-certificates libstdc++6 && \
+    apt-get install -y --no-install-recommends build-essential ca-certificates curl && \
     rm -rf /var/lib/apt/lists/*
 
-# Transplant the Node.js runtime from the official image. Both images are Debian
-# bookworm, so the glibc/libstdc++ ABI matches.
-COPY --from=node /usr/local/bin/node /usr/local/bin/node
-COPY --from=node /usr/local/lib/node_modules /usr/local/lib/node_modules
-RUN ln -sf /usr/local/lib/node_modules/npm/bin/npm-cli.js /usr/local/bin/npm && \
-    ln -sf /usr/local/lib/node_modules/npm/bin/npx-cli.js /usr/local/bin/npx
+ENV PATH="/root/.cargo/bin:${PATH}"
+
+RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | \
+        sh -s -- -y --profile minimal --default-toolchain none && \
+    rustup toolchain install 1.88 --profile minimal && \
+    rustup default 1.88
 
 WORKDIR /app
 
@@ -31,12 +29,41 @@ WORKDIR /app
 COPY pyproject.toml uv.lock README.md ./
 RUN pip install --no-cache-dir uv && \
     uv export --frozen --no-dev --extra server --no-emit-project > requirements.txt && \
-    uv pip install --system --no-deps -r requirements.txt
+    uv pip install --system --no-deps -r requirements.txt && \
+    uv pip install --system --no-deps "maturin>=1.12.6,<2"
 
 COPY . .
 
 # Install the project itself without re-resolving dependencies.
-RUN uv pip install --system --no-deps .
+RUN uv pip install --system --no-deps . && \
+    maturin build --release \
+        --manifest-path rust/crates/openjarvis-python/Cargo.toml \
+        --interpreter python3 \
+        --out /tmp/openjarvis-rust-wheel && \
+    uv pip install --system --no-deps /tmp/openjarvis-rust-wheel/*.whl && \
+    python3 -c "import openjarvis_rust; print('openjarvis_rust ok')" && \
+    python3 -m pip uninstall -y maturin && \
+    rm -rf /tmp/openjarvis-rust-wheel rust/target
+
+FROM python:3.12.13-slim-bookworm@sha256:76d4b7b6305788c6b4c6a19d6a22a3921bf802e9af4d5e1e5bd771208dba74bf
+
+# libstdc++6 + ca-certificates are the only runtime requirements of the Node
+# binary copied below (the python slim image already provides libc/libgcc).
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends ca-certificates libstdc++6 && \
+    rm -rf /var/lib/apt/lists/*
+
+COPY --from=builder /usr/local /usr/local
+COPY --from=builder /app /app
+
+# Transplant the Node.js runtime from the official image. Both images are Debian
+# bookworm, so the glibc/libstdc++ ABI matches.
+COPY --from=node /usr/local/bin/node /usr/local/bin/node
+COPY --from=node /usr/local/lib/node_modules /usr/local/lib/node_modules
+RUN ln -sf /usr/local/lib/node_modules/npm/bin/npm-cli.js /usr/local/bin/npm && \
+    ln -sf /usr/local/lib/node_modules/npm/bin/npx-cli.js /usr/local/bin/npx
+
+WORKDIR /app
 
 LABEL openjarvis-sandbox=true
 
diff --git a/tests/deployment/test_docker.py b/tests/deployment/test_docker.py
index dbd5ef21..18192c93 100644
--- a/tests/deployment/test_docker.py
+++ b/tests/deployment/test_docker.py
@@ -123,6 +123,35 @@ class TestDockerFiles:
         assert "jarvis:" in content
         assert "ollama:" in content
 
+    def test_dockerfiles_build_native_rust_extension(self):
+        build_dockerfiles = [
+            "Dockerfile",
+            "Dockerfile.gpu",
+            "Dockerfile.gpu.rocm",
+            "Dockerfile.sandbox",
+        ]
+        required_markers = [
+            "rustup toolchain install 1.88",
+            "maturin build --release",
+            "rust/crates/openjarvis-python/Cargo.toml",
+            "/tmp/openjarvis-rust-wheel/*.whl",
+            "import openjarvis_rust",
+        ]
+
+        for name in build_dockerfiles:
+            content = (DOCKER_DIR / name).read_text()
+            for marker in required_markers:
+                assert marker in content, (
+                    f"{name}: missing native build marker {marker!r}"
+                )
+
+        for name in ["Dockerfile", "Dockerfile.gpu", "Dockerfile.gpu.rocm"]:
+            content = (DOCKER_DIR / name).read_text()
+            assert "COPY rust/ rust/" in content, f"{name}: rust workspace not copied"
+            assert content.index("COPY rust/ rust/") < content.index(
+                "maturin build --release"
+            ), f"{name}: rust workspace copied after native build"
+
     def test_systemd_service_exists(self):
         assert (SYSTEMD_DIR / "openjarvis.service").is_file()