Include shared server modules in runtime images

Dockerfile

@@ -35,6 +35,7 @@ RUN if [ "${INSTALL_SINGBOX}" = "true" ]; then \
 WORKDIR /app
 COPY package.json /app/package.json
 COPY src/server /app/src/server
+COPY src/shared /app/src/shared
 COPY entrypoint.sh /entrypoint.sh
 
 RUN chmod +x /entrypoint.sh \

Dockerfile.client

@@ -33,6 +33,7 @@ WORKDIR /app
 COPY --from=web-build /src/dist /app/dist
 COPY package.json /app/package.json
 COPY src/server /app/src/server
+COPY src/shared /app/src/shared
 COPY entrypoint.client.sh /entrypoint.client.sh
 
 RUN chmod +x /entrypoint.client.sh \

test/server/deploy-split.test.js

@@ -7,6 +7,8 @@ const root = path.resolve(import.meta.dirname, '../..');
 const compose = fs.readFileSync(path.join(root, 'docker-compose.gateway.yml'), 'utf8');
 const deploy = fs.readFileSync(path.join(root, 'scripts/deploy-gateway.sh'), 'utf8');
 const workflow = fs.readFileSync(path.join(root, '.gitea/workflows/gateway-build.yml'), 'utf8');
+const dockerfiles = ['Dockerfile', 'Dockerfile.client']
+  .map((file) => fs.readFileSync(path.join(root, file), 'utf8'));
 
 test('gateway deploy updates control without recreating dataplane', () => {
   assert.match(compose, /vpn-proxy-control:/);
@@ -15,3 +17,9 @@ test('gateway deploy updates control without recreating dataplane', () => {
   assert.match(deploy, /up -d --no-deps --wait[^\n]+vpn-proxy-control/);
   assert.match(workflow, /UPDATE_DATAPLANE="\$\{UPDATE_DATAPLANE\}"/);
 });
+
+test('runtime images include shared server modules', () => {
+  for (const dockerfile of dockerfiles) {
+    assert.match(dockerfile, /COPY src\/shared \/app\/src\/shared/);
+  }
+});