From 08bd9625aef7ccf4ce1a56de5e0d9a6877b102f4 Mon Sep 17 00:00:00 2001
From: Marko Djordjevic <marko.homoludens@gmail.com>
Date: Mon, 16 Feb 2026 14:58:07 +0100
Subject: [PATCH] fix: build TA-Lib from source in ML Dockerfile

---
 services/ml/Dockerfile | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/services/ml/Dockerfile b/services/ml/Dockerfile
index 235a1db..2356dfa 100644
--- a/services/ml/Dockerfile
+++ b/services/ml/Dockerfile
@@ -1,12 +1,19 @@
 FROM python:3.11-slim
 
-# Install system dependencies including TA-Lib C library
+# Install system dependencies and build TA-Lib from source
 RUN apt-get update && apt-get install -y \
     build-essential \
     wget \
-    libta-lib-dev \
     libpq-dev \
-    && rm -rf /var/lib/apt/lists/*
+    && rm -rf /var/lib/apt/lists/* \
+    && wget http://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz \
+    && tar -xzf ta-lib-0.4.0-src.tar.gz \
+    && cd ta-lib/ \
+    && ./configure --prefix=/usr \
+    && make \
+    && make install \
+    && cd .. \
+    && rm -rf ta-lib ta-lib-0.4.0-src.tar.gz
 
 # Set working directory
 WORKDIR /app