Try to fix image uploads in federation test

docker/federation/docker-compose.yml

@@ -23,10 +23,10 @@ services:
 
   pictrs:
     restart: always
-    image: asonix/pictrs:v0.1.13-r0
+    image: asonix/pictrs:amd64-v0.1.0-r9
     user: 991:991
     volumes:
-      - ./volumes/pictrs_alpha:/mnt
+      - ./volumes/pictrs:/mnt
 
   lemmy-alpha:
     image: lemmy-federation:latest

docker/federation/start-local-instances.bash

@@ -3,9 +3,7 @@ set -e
 
 sudo docker build ../../ --file ../dev/Dockerfile -t lemmy-federation:latest
 
-for Item in alpha beta gamma delta epsilon ; do
-  sudo mkdir -p volumes/pictrs_$Item
-  sudo chown -R 991:991 volumes/pictrs_$Item
-done
+sudo mkdir -p volumes/pictrs
+sudo chown -R 991:991 volumes/pictrs
 
 sudo docker-compose up

server/src/apub/post.rs

@@ -250,8 +250,7 @@ impl FromApub for PostForm {
     let url = page
       .inner
       .url()
-      .as_ref()
-      .map(|u| u.as_single_xsd_string())
+      .map(|u| u.as_single_xsd_any_uri())
       .flatten()
       .map(|s| s.to_string());
     let body = page