diff --git a/basics/Dockerfile b/basics/Dockerfile
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index 0000000..8fca97d
--- /dev/null
+++ b/basics/Dockerfile
@@ -0,0 +1,12 @@
+# Dokumenation: https://docs.docker.com/reference/dockerfile/
+
+# FROM debian:trixie-slim
+FROM archlinux:latest
+
+WORKDIR /root/app
+
+COPY ./test.sh .
+
+RUN chmod +x test.sh
+
+ENTRYPOINT ["/bin/bash", "-c", "/root/app/test.sh"]
diff --git a/basics/build.sh b/basics/build.sh
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--- /dev/null
+++ b/basics/build.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+
+# ─< Check if the given command exists silently >─────────────────────────────────────────
+command_exists() {
+  command -v "$@" >/dev/null 2>&1
+}
+
+NAME="testimage"
+TAG="latest"
+
+if command_exists docker; then
+  if [ -e Dockerfile ]; then
+    docker build -t "${NAME}:${TAG}" .
+  fi
+fi
diff --git a/basics/compose.yml b/basics/compose.yml
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index 0000000..f9053ad
--- /dev/null
+++ b/basics/compose.yml
@@ -0,0 +1,3 @@
+services:
+  app:
+    build: .
diff --git a/basics/test.sh b/basics/test.sh
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index 0000000..2971bc0
--- /dev/null
+++ b/basics/test.sh
@@ -0,0 +1,4 @@
+#!/bin/bash
+
+echo "Hallo von Docker"
+cat /etc/os-release
diff --git a/coolApps/bookstack/.env b/coolApps/bookstack/.env
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index 0000000..aa353a3
--- /dev/null
+++ b/coolApps/bookstack/.env
@@ -0,0 +1,5 @@
+DATENBANKAPP=mariadb
+DATENBANK_PORT=3306
+DATENBANKNAME=bookstack
+DATENBANKUSER=db_user
+DB_PASSWORD=supersecurepassword
diff --git a/coolApps/bookstack/compose.yml b/coolApps/bookstack/compose.yml
new file mode 100644
index 0000000..9aa36d5
--- /dev/null
+++ b/coolApps/bookstack/compose.yml
@@ -0,0 +1,89 @@
+---
+
+# This is an example complete example docker-compose.yml
+# file for a linuxserver.io based BookStack setup
+# using the linuxserver.io MariaDB conatiner.
+
+# ENSURE YOU PAY ATTENTION TO ALL COMMENTS BELOW.
+# Many of the values are just examples, and you WILL
+# have to make changes to suit your environment.
+
+# These containers are maintained by the linuxserver.io
+# team, not the official BookStack project.
+
+# For non-commented options, refer to the linuxserver documentation: 
+# https://docs.linuxserver.io/images/docker-bookstack/#environment-variables-e
+
+services:
+
+  # The container for BookStack itself
+  bookstack:
+    # You should update the version here to match the latest
+    # release of BookStack: https://github.com/BookStackApp/BookStack/releases
+    # You'll change this when wanting to update the version of BookStack used.
+    image: lscr.io/linuxserver/bookstack:latest
+    container_name: bookstack
+    environment:
+      - PUID=1002
+      - PGID=1002
+      - TZ=Europe/Berlin
+      # APP_URL must be set as the base URL you'd expect to access BookStack
+      # on via the browser. The default shown here is what you might use if accessing
+      # direct from the browser on the docker host, hence the use of the port as configured below.
+      - APP_URL=http://localhost:8080
+      # APP_KEY must be a unique key. Generate your own by running
+      # docker run -it --rm --entrypoint /bin/bash lscr.io/linuxserver/bookstack:latest appkey
+      # You should keep the "base64:" part for the option value.
+      - APP_KEY=base64:3qjlIoUX4Tw6fUQgZcxMbz6lb8+dAzqpvItqHvahW1c=
+
+      # The below database details are purposefully aligned with those
+      # configuted for the "mariadb" service below:
+      - DB_HOST=${DATENBANKAPP}
+      - DB_PORT=${DATENBANK_PORT}
+      - DB_DATABASE=${DATENBANKNAME}
+      - DB_USERNAME=${DATENBANKUSER}
+      - DB_PASSWORD=${DB_PASSWORD}
+    volumes:
+      # You generally only ever need to map this one volume.
+      # This maps it to a "bookstack_app_data" folder in the same
+      # directory as this compose config file.
+      - ./bookstack_app_data:/config
+    ports:
+      # This exposes port 6875 for general web access.
+      # Commonly you'd have a reverse proxy in front of this,
+      # redirecting incoming requests to this port.
+      - 8080:80
+    restart: unless-stopped
+
+  # The container for the database which BookStack will use to store
+  # most of its core data/content.
+  mariadb:
+    # You should update the version here to match the latest
+    # main version of the linuxserver mariadb container version:
+    # https://github.com/linuxserver/docker-mariadb/pkgs/container/mariadb/versions?filters%5Bversion_type%5D=tagged
+    image: lscr.io/linuxserver/mariadb:11.4.4
+    container_name: mariadb
+    environment:
+      - PUID=1000
+      - PGID=1000
+      - TZ=Etc/UTC
+      # You may want to change the credentials used below,
+      # but be aware the latter three options need to align
+      # with the DB_* options for the BookStack container.
+      - MYSQL_ROOT_PASSWORD=mysupersecretrootpassword
+      - MYSQL_DATABASE=bookstack
+      - MYSQL_USER=bookstack
+      - MYSQL_PASSWORD=bookstack8432
+    volumes:
+      # You generally only ever need to map this one volume.
+      # This maps it to a "bookstack_db_data" folder in the same
+      # directory as this compose config file.
+      - ./bookstack_db_data:/config
+
+    # These ports are commented out as you don't really need this port
+    # exposed for normal use, mainly only if connecting direct the the
+    # database externally. Otherwise, this risks exposing access to the
+    # database when not needed.
+    # ports:
+    #   - 3306:3306
+    restart: unless-stopped
diff --git a/coolApps/flame/compose.yml b/coolApps/flame/compose.yml
new file mode 100644
index 0000000..50629da
--- /dev/null
+++ b/coolApps/flame/compose.yml
@@ -0,0 +1,12 @@
+services:
+  flame:
+    image: pawelmalak/flame
+    container_name: flame
+    volumes:
+      - ./data:/app/data
+      # - /var/run/docker.sock:/var/run/docker.sock # optional but required for Docker integration
+    ports:
+      - 5005:5005
+    environment:
+      - PASSWORD=supersecurepassword
+    restart: unless-stopped
diff --git a/coolApps/flame/data/config.json b/coolApps/flame/data/config.json
new file mode 100755
index 0000000..27dbcca
--- /dev/null
+++ b/coolApps/flame/data/config.json
@@ -0,0 +1 @@
+{"WEATHER_API_KEY":"","lat":0,"long":0,"isCelsius":true,"customTitle":"Flame","pinAppsByDefault":true,"pinCategoriesByDefault":true,"hideHeader":false,"useOrdering":"createdAt","appsSameTab":false,"bookmarksSameTab":false,"searchSameTab":false,"hideApps":false,"hideCategories":false,"hideSearch":false,"defaultSearchProvider":"l","secondarySearchProvider":"d","dockerApps":false,"dockerHost":"localhost","kubernetesApps":false,"unpinStoppedApps":false,"useAmericanDate":false,"disableAutofocus":false,"greetingsSchema":"Good evening!;Good afternoon!;Good morning!;Good night!","daySchema":"Sunday;Monday;Tuesday;Wednesday;Thursday;Friday;Saturday","monthSchema":"January;February;March;April;May;June;July;August;September;October;November;December","showTime":false,"defaultTheme":"tron","isKilometer":true,"weatherData":"cloud","hideDate":false}
\ No newline at end of file
diff --git a/coolApps/flame/data/customQueries.json b/coolApps/flame/data/customQueries.json
new file mode 100644
index 0000000..d068a2b
--- /dev/null
+++ b/coolApps/flame/data/customQueries.json
@@ -0,0 +1 @@
+{"queries":[]}
\ No newline at end of file
diff --git a/coolApps/flame/data/db.sqlite b/coolApps/flame/data/db.sqlite
new file mode 100644
index 0000000..c91f874
Binary files /dev/null and b/coolApps/flame/data/db.sqlite differ
diff --git a/coolApps/flame/data/themes.json b/coolApps/flame/data/themes.json
new file mode 100644
index 0000000..3677809
--- /dev/null
+++ b/coolApps/flame/data/themes.json
@@ -0,0 +1 @@
+{"themes":[{"name":"blackboard","colors":{"background":"#1a1a1a","primary":"#FFFDEA","accent":"#5c5c5c"},"isCustom":false},{"name":"gazette","colors":{"background":"#F2F7FF","primary":"#000000","accent":"#5c5c5c"},"isCustom":false},{"name":"espresso","colors":{"background":"#21211F","primary":"#D1B59A","accent":"#4E4E4E"},"isCustom":false},{"name":"cab","colors":{"background":"#F6D305","primary":"#1F1F1F","accent":"#424242"},"isCustom":false},{"name":"cloud","colors":{"background":"#f1f2f0","primary":"#35342f","accent":"#37bbe4"},"isCustom":false},{"name":"lime","colors":{"background":"#263238","primary":"#AABBC3","accent":"#aeea00"},"isCustom":false},{"name":"white","colors":{"background":"#ffffff","primary":"#222222","accent":"#dddddd"},"isCustom":false},{"name":"tron","colors":{"background":"#242B33","primary":"#EFFBFF","accent":"#6EE2FF"},"isCustom":false},{"name":"blues","colors":{"background":"#2B2C56","primary":"#EFF1FC","accent":"#6677EB"},"isCustom":false},{"name":"passion","colors":{"background":"#f5f5f5","primary":"#12005e","accent":"#8e24aa"},"isCustom":false},{"name":"chalk","colors":{"background":"#263238","primary":"#AABBC3","accent":"#FF869A"},"isCustom":false},{"name":"paper","colors":{"background":"#F8F6F1","primary":"#4C432E","accent":"#AA9A73"},"isCustom":false},{"name":"neon","colors":{"background":"#091833","primary":"#EFFBFF","accent":"#ea00d9"},"isCustom":false},{"name":"pumpkin","colors":{"background":"#2d3436","primary":"#EFFBFF","accent":"#ffa500"},"isCustom":false},{"name":"onedark","colors":{"background":"#282c34","primary":"#dfd9d6","accent":"#98c379"},"isCustom":false},{"name":"mint","colors":{"background":"#282525","primary":"#d9d9d9","accent":"#50fbc2"},"isCustom":false}]}
\ No newline at end of file