Initialise repository structure and placeholder files. Generic functionality works i guess, need to come up with a better solution for compose templates

roles/alloy/defaults/main.yml

@@ -0,0 +1,17 @@
+---
+alloy_name: alloy
+alloy_dir: /srv/docker/alloy
+alloy_image: grafana/alloy:latest
+alloy_routing_mode: host
+alloy_command: "run --server.http.listen-addr=0.0.0.0:12345 /etc/alloy/config.alloy"
+alloy_env: {}
+alloy_directories:
+  - "{{ alloy_dir }}"
+  - /srv/config/alloy
+alloy_volumes:
+  - /srv/config/alloy:/etc/alloy
+  - /var/log:/var/log:ro
+  - /var/run/docker.sock:/var/run/docker.sock:ro
+alloy_ports:
+  - { host: 12345, container: 12345, protocol: tcp }
+