Make auto-TLS work (somewhat jankily)

abra.sh

@@ -0,0 +1 @@
+export CADDY_TLS_ASK_CONF_VERSION=v1

compose.yml

@@ -17,6 +17,7 @@ services:
     deploy:
       labels:
         - "caddy.email=${LE_EMAIL}"
+        - "caddy.on_demand_tls.ask=http://localhost:9876"
         - "traefik.enable=true"
         - "traefik.http.services.${STACK_NAME}.loadbalancer.server.port=8008"
         - "traefik.http.routers.${STACK_NAME}.rule="
@@ -30,3 +31,10 @@ networks:
 
 volumes:
   caddy_data:
+
+configs:
+  caddy_tls_ask:
+    name: ${STACK_NAME}_caddy_tls_ask_${CADDY_TLS_ASK_CONF_VERSION}
+    file: ./tls-ask.caddyfile
+    labels:
+      caddy:

tls-ask.caddyfile

@@ -0,0 +1,7 @@
+http://localhost:9876 {
+	log {
+		output stdout
+	}
+
+	respond 200
+}