feat: add basic icecast image config

Dockerfile

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+FROM alpine
+
+RUN apk add --no-cache icecast
+RUN mkdir -p /var/log/icecast2 && \
+    chown icecast /var/log/icecast2
+
+COPY icecast.xml /etc/icecast2/icecast.xml
+
+USER icecast
+
+CMD ["icecast", "-c", "/etc/icecast2/icecast.xml"]

Makefile

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+STORAGE_URL = gitea.bjornmossa.net
+IMAGE_NAME = $(STORAGE_URL)/radioiceberg/icecast
+
+login:
+	docker login $(STORAGE_URL)
+
+build:
+	docker build . -t $(IMAGE_NAME)
+
+push: login
+	docker push $(IMAGE_NAME)

icecast.xml

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+<icecast>
+  <location>Primston</location>
+  <admin>admin@bjornmossa.net</admin>
+
+  <limits>
+    <clients>100</clients>
+    <sources>2</sources>
+    <queue-size>524288</queue-size>
+    <client-timeout>30</client-timeout>
+    <header-timeout>15</header-timeout>
+    <source-timeout>10</source-timeout>
+    <burst-on-connect>1</burst-on-connect>
+    <burst-size>65535</burst-size>
+  </limits>
+
+  <authentication>
+    <source-password>hackme</source-password>
+    <relay-password>hackme</relay-password>
+    <admin-user>admin</admin-user>
+    <admin-password>hackme</admin-password>
+  </authentication>
+
+  <!-- Uncomment this if you want directory listings -->
+  <!--
+      <directory>
+      <yp-url-timeout>15</yp-url-timeout>
+      <yp-url>http://dir.xiph.org/cgi-bin/yp-cgi</yp-url>
+      </directory>
+  -->
+
+  <hostname>radioiceberg.net</hostname>
+
+  <listen-socket>
+    <port>8000</port>
+  </listen-socket>
+
+  <http-headers>
+    <header name="Access-Control-Allow-Origin" value="*" />
+  </http-headers>
+
+  <fileserve>1</fileserve>
+
+  <paths>
+    <logdir>/var/log/icecast2</logdir>
+    <webroot>/usr/share/icecast/web</webroot>
+    <adminroot>/usr/share/icecast/admin</adminroot>
+    <alias source="/" destination="/status.xsl"/>
+  </paths>
+
+  <logging>
+    <accesslog>access.log</accesslog>
+    <errorlog>error.log</errorlog>
+    <loglevel>4</loglevel> <!-- 4 Debug, 3 Info, 2 Warn, 1 Error -->
+    <logsize>10000</logsize>
+  </logging>
+
+  <security>
+    <chroot>0</chroot>
+  </security>
+
+  <mount type="normal">
+    <mount-name>/radio.ogg</mount-name>
+    <max-listeners>100</max-listeners>
+    <public>1</public>
+    <stream-name>Radio iceberg</stream-name>
+    <stream-description>Independent music from arctic island</stream-description>
+    <stream-url>http://radioiceberg.net</stream-url>
+    <genre>classical</genre>
+    <bitrate>64</bitrate>
+    <type>application/ogg</type>
+    <subtype>vorbis</subtype>
+    <burst-size>65536</burst-size>
+    <mp3-metadata-interval>4096</mp3-metadata-interval>
+    <http-headers>
+      <header name="Access-Control-Allow-Origin" value="*" />
+    </http-headers>
+  </mount>
+</icecast>