Upload 22 files

Dockerfile

@@ -23,6 +23,7 @@ ENV JULIA_DEPOT_PATH=/app/.julia
 ENV JULIA_NUM_THREADS=4
 ENV JULIA_PROJECT=/app/src
 ENV JULIA_BINDIR=/usr/local/julia/bin
+ENV PYTHON_JULIAPKG_OFFLINE=yes
 
 WORKDIR /app
 
@@ -33,11 +34,11 @@ RUN pip install --no-cache-dir -r /tmp/requirements.txt
 # ── Copy project files ────────────────────────────────
 COPY . .
 
-# ── Step 1: Warmup — JIT-compile all hot paths ────────
-RUN julia --project=/app/src /app/src/warmup.jl
+# ── Step 1: Warmup — JIT-compile all hot paths (non-fatal) ────
+RUN julia --project=/app/src /app/src/warmup.jl || true
 
-# ── Step 3: Pre-warm juliacall Python↔Julia bridge ────
-RUN python3 /app/src/warmup_bridge.py
+# ── Step 3: Pre-warm juliacall Python↔Julia bridge (non-fatal) ────
+RUN python3 /app/src/warmup_bridge.py || true
 
 # ── Runtime ───────────────────────────────────────────
 ENV GRADIO_SERVER_NAME=0.0.0.0
@@ -45,6 +46,7 @@ ENV GRADIO_SERVER_PORT=7860
 ENV JULIA_PROJECT=/app/src
 ENV JULIA_DEPOT_PATH=/app/.julia
 ENV JULIA_BINDIR=/usr/local/julia/bin
+ENV PYTHON_JULIAPKG_OFFLINE=yes
 
 EXPOSE 7860
 CMD ["python", "app.py"]

pipeline/julia_bridge.py

@@ -39,6 +39,7 @@ def _init_julia():
     logger.info("Initializing Julia runtime…")
     # Tell juliapkg to use the system Julia installed in the Docker image
     os.environ.setdefault("JULIA_BINDIR", "/usr/local/julia/bin")
+    os.environ.setdefault("PYTHON_JULIAPKG_OFFLINE", "yes")
     os.environ.setdefault("JULIA_PROJECT", str(JULIA_SRC))
     os.environ.setdefault("JULIA_DEPOT_PATH", "/app/.julia")
     try:

src/warmup_bridge.py

@@ -1,15 +1,15 @@
 """
 warmup_bridge.py
-Pre-warms the juliacall Python↔Julia bridge at build time.
-Called from Dockerfile Step 3 — runs once, caches the Julia
-session location so runtime startup is instant.
+Pre-warms the juliacall Python<->Julia bridge at build time.
+Non-fatal: always exits 0 so Docker build never fails here.
 """
-import os
-import sys
+import os, sys
 
-os.environ["JULIA_PROJECT"]     = "/app/src"
-os.environ["JULIA_DEPOT_PATH"]  = "/app/.julia"
-os.environ["JULIA_BINDIR"]       = "/usr/local/julia/bin"
+# Tell juliapkg to use the pre-installed Julia and NEVER download anything
+os.environ["JULIA_PROJECT"]          = "/app/src"
+os.environ["JULIA_DEPOT_PATH"]       = "/app/.julia"
+os.environ["JULIA_BINDIR"]           = "/usr/local/julia/bin"
+os.environ["PYTHON_JULIAPKG_OFFLINE"] = "yes"   # critical: no downloads
 
 print("Pre-warming juliacall bridge...")
 try:
@@ -17,15 +17,14 @@ try:
     jl.seval('push!(LOAD_PATH, "/app/src")')
     jl.seval('include("/app/src/QuantEngine.jl")')
     jl.seval("using .QuantEngine")
-
-    # Quick sanity check — call one indicator through the bridge
+    # Sanity check via the bridge
     import numpy as np
     c = (100.0 * np.exp(np.cumsum(np.random.randn(100) * 0.005))).tolist()
     result = jl.QuantEngine.sma(jl.convert(jl.Vector[jl.Float64], c), 20)
-    assert len(result) == 100
+    assert len(list(result)) == 100
     print("juliacall bridge warmed up ✓")
-    sys.exit(0)
 except Exception as e:
-    print(f"WARNING: juliacall warmup failed: {e}")
-    print("App will still work — Julia initialises on first request instead.")
-    sys.exit(0)  # Non-fatal — don't break the build
+    print(f"WARNING: juliacall warmup skipped: {e}")
+    print("Julia will initialise on first user request instead.")
+
+sys.exit(0)  # always succeed — this is optional warmup