add hedgedoc config

README.md

@@ -62,10 +62,12 @@ rm -v delete_old_cluster.sh
 # Tarball
 
 ```bash
-nix build .#nixosConfigurations.matrix.config.system.build.image
+nix build .#nixosConfigurations.<hostname>.config.system.build.image
 ```
 
-# HTTP
+# Matrix
+
+## HTTP
 
 Configure `berlin.ccc.de` web server to send federation traffic to the matrix server:
 
@@ -85,7 +87,7 @@ server {
 }
 ```
 
-# DNS
+## DNS
 
 ```dns
 _matrix-fed._tcp.berlin.ccc.de.  IN SRV    10 0 443 matrix.berlin.ccc.de.
@@ -100,7 +102,7 @@ matrix.berlin.ccc.de.            IN SSHFP  4 1 62d10fa57f8a1aa7469cd9b00621e4ce8
 matrix.berlin.ccc.de.            IN SSHFP  4 2 ca80a6685984da140ac850e4951fa31e70b616e87f62f46437af3bfd215af887
 ```
 
-# Bots
+## Bots
 
 ```bash
 register_new_matrix_user \
@@ -110,7 +112,7 @@ register_new_matrix_user \
     --password <YOUR_PASSWORD>
 ```
 
-# Draupnir
+## Draupnir
 
 Remove rate limit for account: