Getting better memory limits in place.

Signed-off-by: Cliff Hill <xlorep@darkhelm.org>

Dockerfile.cicd

@@ -1,6 +1,10 @@
 # CICD Setup - Clean base image with development tools only
 FROM ubuntu:22.04
 
+# Build args for cache busting
+ARG GITHUB_SHA
+ENV GITHUB_SHA=${GITHUB_SHA}
+
 # Set timezone and make installs non-interactive
 ENV DEBIAN_FRONTEND=noninteractive
 ENV TZ=America/New_York
@@ -156,19 +160,20 @@ RUN echo "# CI optimizations for ARM64 memory constraints" >> .yarnrc.yml && \
     echo "enableScripts: false" >> .yarnrc.yml && \
     echo "preferDeferredVersions: true" >> .yarnrc.yml
 
-# Install frontend dependencies with conservative memory management
-RUN export NODE_OPTIONS="--max-old-space-size=800 --max-semi-space-size=64 --optimize-for-size" && \
+# Install frontend dependencies (conservative for 4GB Raspberry Pi workers)
+# Cache bust: ${GITHUB_SHA}
+RUN export NODE_OPTIONS="--max-old-space-size=1024 --max-semi-space-size=64" && \
     export UV_WORKERS=1 && \
     echo "Memory info before install:" && \
     free -h || true && \
     for i in 1 2 3; do \
-        echo "Attempt $i: Installing frontend dependencies with conservative memory..." && \
+        echo "Attempt $i: Installing frontend dependencies (Pi 400 compatible)..." && \
         timeout 2400 yarn install --immutable --mode=skip-build \
         && break || \
-        (echo "Attempt $i failed, cleaning up and retrying..." && \
+         (echo "Attempt $i failed, cleaning up and retrying..." && \
          rm -rf node_modules .yarn/cache .yarn/install-state.gz && \
          yarn cache clean --all 2>/dev/null || true && \
-         sleep 45); \
+         sleep 60); \
     done && \
     rm -rf .yarn/cache && \
     swapoff /tmp/swapfile 2>/dev/null || true && \
@@ -187,10 +192,15 @@ RUN cd /workspace/backend && \
 
 RUN cd /workspace/frontend && \
     echo "=== Frontend Tools Verification ===" && \
-    yarn eslint --version && \
-    yarn prettier --version && \
-    yarn tsc --version && \
-    yarn vitest --version
+    if [ -d "node_modules" ]; then \
+        yarn eslint --version && \
+        yarn prettier --version && \
+        yarn tsc --version && \
+        yarn vitest --version; \
+    else \
+        echo "ERROR: node_modules not found - frontend dependencies not installed"; \
+        exit 1; \
+    fi
 
 # Create a script to set up SSH for git operations (using secrets mount)
 RUN echo '#!/bin/bash' > /usr/local/bin/setup-ssh && \