Refactor Docker configuration for improved environment variable handling and update template metadata

Author: maximilianspitzer

docker-compose.yml

@@ -5,10 +5,10 @@ services:
     build: .
     environment:
       - DB_NAME=brawlstars_matches
-      - DB_USER=postgres           # Match your Unraid PostgreSQL container's user
-      - DB_PASSWORD=${DB_PASSWORD} # Will be set in Unraid
-      - DB_HOST=postgres          # Network name of your PostgreSQL container
-      - DB_PORT=5432
+      - DB_USER=${DB_USER:-postgres}
+      - DB_PASSWORD=${DB_PASSWORD}
+      - DB_HOST=${DB_HOST:-192.168.1.100}    # Default can be overridden
+      - DB_PORT=${DB_PORT:-5432}
       - UPDATE_INTERVAL=600
       - LOG_LEVEL=INFO
       - REQUESTS_PER_MINUTE=30
@@ -18,9 +18,9 @@ services:
       - /mnt/user/appdata/liquipedia-poller/logs:/app/logs
       - /mnt/user/appdata/liquipedia-poller/data:/app/data
     restart: unless-stopped
-    network_mode: bridge    # Use bridge network to connect to other containers
+    network_mode: bridge
     healthcheck:
-      test: ["CMD", "python", "-c", "import psycopg2; psycopg2.connect(dbname='brawlstars_matches', user='postgres', password='${DB_PASSWORD}', host='postgres', port=5432)"]
+      test: ["CMD", "python", "-c", "import psycopg2; psycopg2.connect(dbname='${DB_NAME}', user='${DB_USER}', password='${DB_PASSWORD}', host='${DB_HOST}', port=${DB_PORT})"]
       interval: 30s
       timeout: 10s
       retries: 3

template.xml

@@ -1,14 +1,14 @@
 <?xml version="1.0"?>
 <Container version="2">
   <Name>liquipedia-poller</Name>
-  <Repository>your-docker-hub-username/liquipedia-poller</Repository>
-  <Registry>https://hub.docker.com/r/your-docker-hub-username/liquipedia-poller/</Registry>
+  <Repository>ghcr.io/maximilianspitzer/liquipedia-poller</Repository>
+  <Registry>https://github.com/maximilianspitzer/liquipedia-poller/pkgs/container/liquipedia-poller</Registry>
   <Network>bridge</Network>
   <Privileged>false</Privileged>
-  <Support>https://github.com/your-username/liquipedia-poller</Support>
-  <Project>https://github.com/your-username/liquipedia-poller</Project>
-  <Overview>Service that polls Liquipedia for Brawl Stars esports statistics and maintains a database.</Overview>
-  <Category>Tools: Status:Stable</Category>
+  <Support>https://github.com/maximilianspitzer/liquipedia-poller</Support>
+  <Project>https://github.com/maximilianspitzer/liquipedia-poller</Project>
+  <Overview>Service that polls Liquipedia for Brawl Stars esports statistics and maintains a PostgreSQL database.</Overview>
+  <Category>GameServers:</Category>
   <WebUI/>
   <TemplateURL/>
   <Icon>https://liquipedia.net/commons/images/thumb/5/53/Brawl_Stars_Logo_2019.png/600px-Brawl_Stars_Logo_2019.png</Icon>
@@ -17,13 +17,12 @@
   <CPUset/>
   <DonateText/>
   <DonateLink/>
-  <Description>Service that polls Liquipedia for Brawl Stars esports statistics and maintains a database for use by other services.</Description>
   <Config Name="Database Name" Target="DB_NAME" Default="brawlstars_matches" Mode="" Description="PostgreSQL database name" Type="Variable" Display="always" Required="true" Mask="false"/>
   <Config Name="Database User" Target="DB_USER" Default="postgres" Mode="" Description="PostgreSQL username" Type="Variable" Display="always" Required="true" Mask="false"/>
   <Config Name="Database Password" Target="DB_PASSWORD" Default="" Mode="" Description="PostgreSQL password" Type="Variable" Display="always" Required="true" Mask="true"/>
-  <Config Name="Database Host" Target="DB_HOST" Default="postgres" Mode="" Description="PostgreSQL host (container name)" Type="Variable" Display="always" Required="true" Mask="false"/>
+  <Config Name="Database Host" Target="DB_HOST" Default="" Mode="" Description="Host IP or container name of your PostgreSQL instance (e.g., 192.168.1.100 or postgres-container)" Type="Variable" Display="always" Required="true" Mask="false"/>
   <Config Name="Database Port" Target="DB_PORT" Default="5432" Mode="" Description="PostgreSQL port" Type="Variable" Display="always" Required="true" Mask="false"/>
-  <Config Name="Update Interval" Target="UPDATE_INTERVAL" Default="600" Mode="" Description="How often to check for updates (in seconds)" Type="Variable" Display="advanced" Required="false" Mask="false"/>
+  <Config Name="Update Interval" Target="UPDATE_INTERVAL" Default="600" Mode="" Description="How often to check for updates (in seconds, default 10 minutes)" Type="Variable" Display="advanced" Required="false" Mask="false"/>
   <Config Name="Log Level" Target="LOG_LEVEL" Default="INFO" Mode="" Description="Logging level (DEBUG, INFO, WARNING, ERROR)" Type="Variable" Display="advanced" Required="false" Mask="false"/>
   <Config Name="Logs Path" Target="/app/logs" Default="/mnt/user/appdata/liquipedia-poller/logs" Mode="rw" Description="Container Path: /app/logs" Type="Path" Display="advanced" Required="true" Mask="false"/>
   <Config Name="Data Path" Target="/app/data" Default="/mnt/user/appdata/liquipedia-poller/data" Mode="rw" Description="Container Path: /app/data" Type="Path" Display="advanced" Required="true" Mask="false"/>