fix: correct opencode release v1.4.3 linux-x64 tarball

Dockerfile

@@ -2,21 +2,14 @@ FROM python:3.11-slim
 
 WORKDIR /app
 
-# System deps
-RUN apt-get update && apt-get install -y \
-    git curl ca-certificates \
-    && rm -rf /var/lib/apt/lists/*
+RUN apt-get update && apt-get install -y git curl ca-certificates && rm -rf /var/lib/apt/lists/*
 
-# opencode CLI binary (NOT desktop deb!)
 RUN set -eux; \
-    for i in 1 2 3; do \
-      echo "Downloading opencode CLI v1.3.17 (attempt $i)..."; \
-      curl -fL --retry 3 --retry-delay 2 -o opencode.tar.gz "https://github.com/anomalyco/opencode/releases/download/v1.3.17/opencode-linux-amd64.tar.gz" && break || sleep 5; \
-    done; \
+    curl -fL -o opencode.tar.gz "https://github.com/anomalyco/opencode/releases/download/v1.4.3/opencode-linux-x64.tar.gz"; \
     tar -xzf opencode.tar.gz -C /usr/local/bin opencode; \
     rm -f opencode.tar.gz; \
     chmod +x /usr/local/bin/opencode; \
-    echo "== opencode version =="; opencode --version || true
+    opencode --version
 
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt