template refactor

Dockerfile

@@ -4,6 +4,7 @@ FROM ubuntu:24.04
 ENV DEBIAN_FRONTEND=noninteractive \
     PYTHONUNBUFFERED=1 \
     VIRTUAL_ENV=/opt/venv \
+    LANG=C.UTF-8 LC_ALL=C.UTF-8 \
     PATH="/opt/venv/bin:$PATH"
 
 # copy only requirements first so pip install can be cached
@@ -13,9 +14,12 @@ COPY app/requirements.txt /app/requirements.txt
 RUN apt-get update && \
     apt-get install -y --no-install-recommends \
         python3 python3-venv python3-pip \
-        nmap ca-certificates tzdata && \
+        nmap ca-certificates tzdata wkhtmltopdf fonts-dejavu ca-certificates && \
     rm -rf /var/lib/apt/lists/*
 
+# Debug Print version of wkhtmltopdf
+RUN wkhtmltopdf --version
+
 # ---- Create & activate venv ----
 RUN python3 -m venv $VIRTUAL_ENV