fix: install openrc service on alpine (#12294) (#12870)

* fix: install openrc service on alpine (#12294)

* fmt

---------

Co-authored-by: Kyle Carberry <kyle@coder.com>

scripts/linux-pkg/coder-openrc

@@ -0,0 +1,38 @@
+#!/sbin/openrc-run
+name=coder
+description="Coder - Self-hosted developer workspaces on your infra"
+document="https://coder.com/docs/coder-oss"
+
+depend() {
+    need net
+    after net-online
+    use dns logger
+}
+
+checkpath --directory --owner coder:coder --mode 0700 /var/cache/coder
+
+start_pre() {
+    if [ ! -f /etc/coder.d/coder.env ]; then
+        eerror "/etc/coder.d/coder.env file does not exist"
+        return 1
+    fi
+    # Read and export environment variables ignoring comment lines and blank lines
+    while IFS= read -r line; do
+        # Skip blank or comment lines
+        if [ -z "$line" ] || [[ "$line" =~ ^# ]]; then
+            continue
+        fi
+        export "$line"
+    done < /etc/coder.d/coder.env
+}
+
+command="/usr/bin/coder"
+command_args="server"
+command_user="coder:coder"
+command_background="yes"
+pidfile="/run/coder.pid"
+
+restart="always"
+restart_delay="5"
+
+stop_timeout="90"