Fix cascade-lattice permissions: catch all exceptions and create writable dirs

Dockerfile

@@ -14,6 +14,11 @@ RUN useradd -m -u 1000 user
 ENV HOME=/home/user
 ENV PATH="/home/user/.local/bin:$PATH"
 
+# Set writable directories for cascade-lattice and other packages
+ENV LATTICE_DIR=/home/user/.cascade
+ENV CASCADE_HOME=/home/user/.cascade
+ENV HF_HOME=/home/user/.cache/huggingface
+
 WORKDIR /app
 
 # System dependencies
@@ -35,6 +40,10 @@ RUN pip install --no-cache-dir -r requirements.txt
 # Copy source code
 COPY --chown=user src/ ./src/
 
+# Create writable directories for cascade-lattice
+RUN mkdir -p /home/user/.cascade /home/user/.cache/huggingface && \
+    chown -R user:user /home/user/.cascade /home/user/.cache
+
 # Switch to non-root user
 USER user
 

src/cascade_bridge.py

@@ -28,12 +28,14 @@ try:
     CASCADE_AVAILABLE = True
     # Initialize cascade
     cascade_init(project="hyperlattice_bridge")
-except ImportError as e:
+except Exception as e:
     CASCADE_AVAILABLE = False
     sdk_observe = None
     ghost_log = None
     Hold = None
-    print(f"[CASCADE] cascade-lattice not installed: {e}")
+    CausationGraph = None
+    Tracer = None
+    print(f"[CASCADE] cascade-lattice not available: {e}")
 
 # Import Rerun logger
 try:

src/streamlit_app.py

@@ -56,13 +56,16 @@ try:
     CASCADE_AVAILABLE = True
     # Initialize cascade observation layer
     cascade_init(project="hyperlattice")
-except ImportError as e:
+except Exception as e:
     print(f"[CASCADE] Import failed: {e}")
     CASCADE_AVAILABLE = False
     sdk_observe = None
     cascade_store = None
+    Tracer = None
+    CausationGraph = None
     Hold = None
     CausationHold = None
+    HoldSession = None
     MetricsEngine = None
     discover_models = lambda: []
     discover_datasets = lambda: []