From 8f236d2ed00f8dbc67d7700682061ff97cacb28f Mon Sep 17 00:00:00 2001
From: Sebastian Wilke <sebastian@wilke.id>
Date: Tue, 17 Dec 2024 20:16:28 +0100
Subject: [PATCH] Fix Dockerfiles

---
 docs/Dockerfile                        | 2 +-
 docs/requirements.txt                  | 4 ++--
 optional/traefik-certdumper/Dockerfile | 4 ++--
 webmails/Dockerfile                    | 6 +++---
 4 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/docs/Dockerfile b/docs/Dockerfile
index 08e725fc..40e5ed15 100644
--- a/docs/Dockerfile
+++ b/docs/Dockerfile
@@ -30,7 +30,7 @@ FROM nginx:1.25.5-alpine
 ARG version=master
 ARG pinned_version=master
 ENV VERSION=$version
-ENV TZ Etc/UTC
+ENV TZ=Etc/UTC
 LABEL version=$VERSION
 
 COPY ./nginx.conf /etc/nginx/conf.d/default.conf
diff --git a/docs/requirements.txt b/docs/requirements.txt
index 360a793b..c2fe313d 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,5 +1,5 @@
 recommonmark==0.7.1
-Sphinx==7.3.7
+Sphinx==8.1.3
 sphinx-autobuild==2024.4.16
-sphinx-rtd-theme==2.0.0
+sphinx-rtd-theme==3.0.2
 docutils==0.21.2
diff --git a/optional/traefik-certdumper/Dockerfile b/optional/traefik-certdumper/Dockerfile
index a94f32ba..01bc20ed 100644
--- a/optional/traefik-certdumper/Dockerfile
+++ b/optional/traefik-certdumper/Dockerfile
@@ -3,8 +3,8 @@
 # cert dumper image
 FROM ldez/traefik-certs-dumper
 
-ENV TZ Etc/UTC
-ENV LANG C.UTF-8
+ENV TZ=Etc/UTC
+ENV LANG=C.UTF-8
 
 ARG VERSION
 LABEL version=$VERSION
diff --git a/webmails/Dockerfile b/webmails/Dockerfile
index 95d4a374..11eed119 100644
--- a/webmails/Dockerfile
+++ b/webmails/Dockerfile
@@ -28,8 +28,8 @@ RUN set -euxo pipefail \
   ; mkdir -p /run/nginx /conf
 
 # roundcube
-ENV ROUNDCUBE_URL https://github.com/roundcube/roundcubemail/releases/download/1.6.9/roundcubemail-1.6.9-complete.tar.gz
-ENV CARDDAV_URL https://github.com/mstilkerich/rcmcarddav/releases/download/v5.1.0/carddav-v5.1.0.tar.gz
+ENV ROUNDCUBE_URL=https://github.com/roundcube/roundcubemail/releases/download/1.6.9/roundcubemail-1.6.9-complete.tar.gz
+ENV CARDDAV_URL=https://github.com/mstilkerich/rcmcarddav/releases/download/v5.1.0/carddav-v5.1.0.tar.gz
 
 RUN set -euxo pipefail \
   ; cd /var/www \
@@ -54,7 +54,7 @@ COPY roundcube/config/config.inc.carddav.php /var/www/roundcube/plugins/carddav/
 
 # snappymail
 
-ENV SNAPPYMAIL_URL https://github.com/the-djmaze/snappymail/releases/download/v2.38.2/snappymail-2.38.2.tar.gz
+ENV SNAPPYMAIL_URL=https://github.com/the-djmaze/snappymail/releases/download/v2.38.2/snappymail-2.38.2.tar.gz
 
 RUN set -euxo pipefail \
   ; mkdir  /var/www/snappymail \