build: dockerfile for trixie builds

Author: sorah

debian/Dockerfile.trixie

@@ -0,0 +1,14 @@
+FROM debian:trixie
+
+# just to invalidate cache
+ARG BUILDDATE=99999999
+
+ENV DEBIAN_FRONTEND=noninteractive
+RUN mkdir -p /build \
+  && apt-get update \
+  && apt-get install -y debhelper dh-make devscripts gnupg2 vim equivs
+RUN mkdir -p -m700 /root/.gnupg
+
+ADD control /control
+RUN mk-build-deps -i --t 'apt-get -y -o Debug::pkgProblemResolver=yes --no-install-recommends' /control
+RUN apt-get install -y tzdata