Update Caddyfile config examples to caddy v2

support/readme.md

@@ -40,16 +40,19 @@ a docker-compose example image is also provided. running docker compose should b
 
 ## multi-account setup
 
-authentication / user routing has been left out of the design of gossa, as simple tools are already available for this purpose. [caddy](https://caddyserver.com/v1/) is used here as an example, but other proxy can be used in a similar fashion.
+authentication / user routing has been left out of the design of gossa, as simple tools are already available for this purpose. [caddy](https://caddyserver.com) is used here as an example, but other proxy can be used in a similar fashion.
 
 ### example 1 root, multiple read-only users
 
 this sample caddy config will
- + enable https on the domain myserver.com
+ + enable https on the domain myserver.com (http will be automatically redirected to https)
  + password protect the access
  + route the root user requests to 1 gossa instance
  + route user1 and user2 requests to a readonly gossa instance
 
+<details>
+  <summary>legacy caddy v1 config snippet</summary>
+  
   ```sh
   myserver.com
   
@@ -69,6 +72,34 @@ basicauth / root     password
   basicauth / ro_user1 passworduser1
   basicauth / ro_user2 passworduser2
   ```
+</details>
+
+Caddy v2 Caddyfile
+
+```sh
+myserver.com
+
+# gate access
+basicauth {
+  root $2a$14$Zkx19XLiW6VYouLHR5NmfOFU0z2GTNmpkT/5qqR7hx4IjWJPDhjvG # password is "hiccup"
+  ro_user1 $2a$14$Zkx19XLiW6VYouLHR5NmfOFU0z2GTNmpkT/5qqR7hx4IjWJPDhjvG # password is "hiccup"
+  ro_user2 $2a$14$Zkx19XLiW6VYouLHR5NmfOFU0z2GTNmpkT/5qqR7hx4IjWJPDhjvG # password is "hiccup"
+}
+
+# named matcher for root user
+@isroot {
+  vars {http.auth.user.id} root
+}
+
+# proxy regular and read only instance
+handle @isroot {
+  reverse_proxy 127.0.0.1:8001
+}
+# route non-root user to read only instance
+handle {
+  reverse_proxy 127.0.0.1:8002
+}
+```
 
 then simply start the 2 gossa instances, and caddy
 
@@ -85,13 +116,16 @@ then simply start the 2 gossa instances, and caddy
 
 ### example 2 users on 2 different folders
 
-this sample caddy config will
+this sample caddy v2 config will
- + enable https on the domain myserver.com
+ + enable https on the domain myserver.com (http will be automatically redirected to https)
  + password protect the access
  + route user1 to own folder
  + route user2 to own folder
  + share a folder between 2 users with a symlink
 
+<details>
+  <summary>Legacy Caddy v1 Caddyfile</summary>
+
   ```sh
   myserver.com
   
@@ -111,6 +145,32 @@ rewrite {
     to /user2/{path}
   }
   ```
+</details>
+
+Caddy v2 Caddyfile
+
+```sh
+myserver.com
+
+basicauth {
+  user1 $2a$14$Zkx19XLiW6VYouLHR5NmfOFU0z2GTNmpkT/5qqR7hx4IjWJPDhjvG # password is "hiccup"
+  user2 $2a$14$Zkx19XLiW6VYouLHR5NmfOFU0z2GTNmpkT/5qqR7hx4IjWJPDhjvG # password is "hiccup"
+}
+
+@user1auth {
+  vars {http.auth.user.id} user1 
+}
+handle @user1auth {
+  reverse_proxy 127.0.0.1:8001
+}
+
+@user2auth {
+  vars {http.auth.user.id} user2
+}
+handle @user2auth {
+  reverse_proxy 127.0.0.1:8002
+}
+```
 
 start 2 gossa instances, and caddy