add microsoft edge.

.docker/microsoft-edge/Dockerfile

@@ -0,0 +1,24 @@
+ARG BASE_IMAGE=m1k1o/neko:base
+FROM $BASE_IMAGE
+
+ARG API_URL="https://packages.microsoft.com/repos/edge/pool/main/m/microsoft-edge-stable/"
+
+#
+# install microsoft edge
+RUN set -eux; apt-get update; \
+    #
+    # fetch latest release
+    SRC_URL="${API_URL}$(wget -O - "${API_URL}" 2>/dev/null | sed -n 's/.*href="\([^"]*\).*/\1/p' | tail -1)"; \
+    wget -O /tmp/microsoft-edge.deb "${SRC_URL}"; \
+    apt-get install -y --no-install-recommends openbox /tmp/microsoft-edge.deb; \
+    #
+    # clean up
+    apt-get clean -y; \
+    rm -rf /var/lib/apt/lists/* /var/cache/apt/*
+
+#
+# copy configuation files
+COPY supervisord.conf /etc/neko/supervisord/microsoft-edge.conf
+COPY --chown=neko preferences.json /home/neko/.config/microsoft-edge/Default/Preferences
+COPY policies.json /etc/opt/edge/policies/managed/policies.json
+COPY openbox.xml /etc/neko/openbox.xml