Update bluegreen

Author: bcb

docs/bluegreen.md

@@ -13,24 +13,24 @@ Remove the `caddy` service's `ports:` section in `compose.yaml`.
 We'll no longer expose ports in the stacks, instead a simple "front proxy" will
 sit in front of the two stacks, proxying to the active stack.
 
-### Set the Caddy container name explicitly
+### Serve HTTP-only in the stacks
 
-This allows us to switch between the two stacks:
+Set `CADDY_SITE_ADDRESS` to only `:80`, removing `:443` (leaving TLS
+termination to the front proxy):
 
 ```yaml title="compose.yaml"
 caddy:
-  container_name: ${STACK_NAME}_caddy
+  environment:
+    CADDY_SITE_ADDRESS: :80
 ```
 
-### Serve http-only in the stacks
+### Set the Caddy container name explicitly
 
-Set `CADDY_SITE_ADDRESS` to only `:80` (leaving TLS termination to the front
-proxy):
+This allows us to switch between the two stacks:
 
 ```yaml title="compose.yaml"
 caddy:
-  environment:
-    CADDY_SITE_ADDRESS: :80
+  container_name: ${STACK_NAME}_caddy
 ```
 
 ### Move Postgres to its own unique container