update docker container to nextcloud 30, add sqlite3 useful do check …

…the db

Signed-off-by: Benjamin Brahmer <info@b-brahmer.de>

docker/Dockerfile

@@ -1,10 +1,11 @@
 # https://hub.docker.com/_/nextcloud/
-FROM nextcloud:29-apache
+FROM nextcloud:30-apache
 #FROM ghcr.io/pbek/nextcloud-docker-pre-apache:latest
 #FROM ghcr.io/digital-blueprint/nextcloud-docker-pre-apache:latest
 
 COPY entrypoint.sh /
 
+RUN apt-get update && apt-get install -y sqlite3
 RUN deluser www-data
 RUN useradd -u 1000 -ms /bin/bash www-data
 RUN usermod -a -G www-data www-data

docker/README.md

@@ -10,6 +10,8 @@ docker compose up
 Afterward you should be able to open <http://localhost:8081/index.php/apps/news> (admin/admin) to
 log in to your Nextcloud instance.
 
+Press Ctrl+C to stop the container.
+
 ## Check nextcloud.log
 
 For debugging, you can show the `nextcloud.log`:
@@ -20,6 +22,34 @@ make show-log
 
 There also is a [logging web interface](http://localhost:8081/index.php/settings/admin/logging).
 
+## Create shell in docker container
+
+To check if the container is still running:
+```bash
+docker ps
+```
+It should show something like this:
+```bash
+CONTAINER ID   IMAGE                  COMMAND                  CREATED         STATUS         PORTS                                       NAMES
+a1b2c3d4e5f6   nextcloud-news-app     "docker-entrypoint.…"   2 hours ago     Up 2 hours     0.0.0.0:8081->80/tcp                        nextcloud-news-app
+```
+To open a shell run
+``` bash
+docker exec -it nextcloud-news-app /bin/bash
+```
+
+To exit press Ctrl+D
+
+###  Inside the shell
+
+Use sqlite3 to open the db
+
+```bash
+sqlite3 data/mydb.db
+```
+
+More on the sqlite3 cli: https://www.sqlite.org/cli.html
+
 ## Tip
 
 In case something is broken try to reset the container:

docker/docker-compose.yml

@@ -2,6 +2,7 @@ name: nextcloud-news
 
 services:
   app:
+    container_name: nextcloud-news-app
     build: .
     ports:
       - 8081:80