fix(deploy): install dev deps voor TypeScript-build, prune erna

`npm ci --omit=dev` voor `npx tsc` faalde omdat TypeScript in
devDependencies zit. npx probeerde de typo-squatter `tsc@2.0.4` te
installeren. Nu: volledige install → tsc → prune --omit=dev voor
slanke runtime.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

deploy/ops-agent/setup.sh

@@ -20,13 +20,16 @@ rsync -a --delete \
   --exclude=.git \
   "${REPO_DIR}/ops-agent/" "${INSTALL_DIR}/"
 
-echo "==> Installing Node dependencies"
+echo "==> Installing Node dependencies (incl. dev for tsc)"
 cd "${INSTALL_DIR}"
-npm ci --omit=dev 2>/dev/null || npm install --omit=dev
+npm ci 2>/dev/null || npm install
 
 echo "==> Building TypeScript"
 npx tsc
 
+echo "==> Pruning dev dependencies"
+npm prune --omit=dev
+
 chown -R ops-agent:ops-agent "${INSTALL_DIR}"
 
 echo "==> Installing config dir"