From 5d1c5f43bc3a91ad72c79b5c1325e84543865b0a Mon Sep 17 00:00:00 2001
From: Mark <162816078+markashton480@users.noreply.github.com>
Date: Sat, 28 Feb 2026 18:09:24 +0000
Subject: [PATCH] Harden Docker apt install with retry logic

---
 Dockerfile | 42 ++++++++++++++++++++++--------------------
 1 file changed, 22 insertions(+), 20 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 361c3ff..3892e55 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,26 +4,28 @@ ENV PYTHONDONTWRITEBYTECODE=1 \
     PYTHONUNBUFFERED=1 \
     PIP_NO_CACHE_DIR=1
 
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    build-essential \
-    libpq-dev \
-    curl \
-    nodejs \
-    npm \
-    libasound2 \
-    libatk-bridge2.0-0 \
-    libatk1.0-0 \
-    libcups2 \
-    libgbm1 \
-    libgtk-3-0 \
-    libnss3 \
-    libx11-xcb1 \
-    libxcomposite1 \
-    libxdamage1 \
-    libxfixes3 \
-    libxrandr2 \
-    fonts-liberation \
-    && rm -rf /var/lib/apt/lists/*
+RUN set -eux; \
+    apt-get update -o Acquire::Retries=5; \
+    apt-get install -y --no-install-recommends -o Acquire::Retries=5 \
+        build-essential \
+        libpq-dev \
+        curl \
+        nodejs \
+        npm \
+        libasound2 \
+        libatk-bridge2.0-0 \
+        libatk1.0-0 \
+        libcups2 \
+        libgbm1 \
+        libgtk-3-0 \
+        libnss3 \
+        libx11-xcb1 \
+        libxcomposite1 \
+        libxdamage1 \
+        libxfixes3 \
+        libxrandr2 \
+        fonts-liberation; \
+    rm -rf /var/lib/apt/lists/*
 
 WORKDIR /app