diff --git a/docker/Dockerfile b/docker/Dockerfile
index 41a869b..d40ffc5 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -10,10 +10,10 @@ RUN apt-get update \
 ENV PYTHON=/usr/bin/python3
 
 COPY package.json package-lock.json ./
-RUN --mount=type=cache,target=/root/.npm npm ci --no-audit --no-fund
+RUN --mount=type=cache,target=/root/.npm npm ci --omit=peer --no-audit --no-fund
 
 COPY . .
-RUN npm run build
+RUN npm run build:web && npm run build:server
 RUN --mount=type=cache,target=/root/.npm npm prune --omit=dev --no-audit --no-fund
 
 FROM node:22-bookworm-slim
diff --git a/scripts/dev/docker.workflow.test.ts b/scripts/dev/docker.workflow.test.ts
index 4184a5c..d0830bb 100644
--- a/scripts/dev/docker.workflow.test.ts
+++ b/scripts/dev/docker.workflow.test.ts
@@ -31,4 +31,11 @@ describe('docker workflows', () => {
     expect(dockerfile).toContain('FROM node:22-bookworm-slim AS builder');
     expect(dockerfile).toContain('FROM node:22-bookworm-slim');
   });
+
+  it('keeps server docker builds isolated from desktop packaging dependencies', () => {
+    const dockerfile = readFileSync(resolve(process.cwd(), 'docker/Dockerfile'), 'utf8');
+
+    expect(dockerfile).toContain('npm ci --omit=peer --no-audit --no-fund');
+    expect(dockerfile).toContain('RUN npm run build:web && npm run build:server');
+  });
 });