adding caddy configuration example (#154)

src/en/SUMMARY.md

@@ -15,6 +15,7 @@
   - [Getting started with Federation](administration/federation_getting_started.md)
   - [Troubleshooting](administration/troubleshooting.md)
   - [Backup and Restore](administration/backup_and_restore.md)
+  - [Using Caddy as a reverse proxy](administration/caddy.md)
 - [Moderation](moderation/moderation.md)
 - [Federation](federation/federation.md)
   - [Federation Overview](federation/overview.md)

src/en/administration/administration.md

@@ -20,3 +20,7 @@ In some cases, it might be necessary to use different installation methods. But
 - [From Scratch](from_scratch.md)
 - [Yunohost](https://install-app.yunohost.org/?app=lemmy) ([source code](https://github.com/YunoHost-Apps/lemmy_ynh))
 - [On Amazon Web Services (AWS)](on_aws.md)
+
+### You could use any other reverse proxy
+
+An Example [Caddy configuration](caddy.md).

src/en/administration/caddy.md

@@ -0,0 +1,51 @@
+# Using Caddy as reverse proxy example
+
+If you prefer to use Caddy instead of Nginx - you could use this template to fit into your needs:
+
+```
+(caddy-common) {
+    encode gzip
+    header {
+        -Server
+        Strict-Transport-Security "max-age=31536000; include-subdomains;"
+        X-XSS-Protection "1; mode=block"
+        X-Frame-Options "DENY"
+        X-Content-Type-Options nosniff
+        Referrer-Policy  no-referrer-when-downgrade
+        X-Robots-Tag "none"
+    }
+}
+
+lemmy-site.com {
+        import caddy-common
+        reverse_proxy   http://lemmy_lemmy-ui_1:1234
+}
+
+@lemmy {
+        path    /api/*
+        path    /pictrs/*
+        path    /feeds/*
+        path    /nodeinfo/*
+        path    /.well-known/*
+}
+
+@lemmy-hdr {
+        header Accept application/*
+}
+
+handle @lemmy {
+        reverse_proxy   http://lemmy_lemmy_1:8536
+}
+
+handle @lemmy-hdr {
+        reverse_proxy   http://lemmy_lemmy_1:8536
+}
+
+@lemmy-post {
+        method POST
+}
+
+handle @lemmy-post {
+        reverse_proxy   http://lemmy_lemmy_1:8536
+}
+```