D7 running, D9 phpinfo ok

Docker/nginx/default.conf

@@ -1,7 +1,8 @@
 server {
-    listen 80 default_server;
-    root /var/www/html;
+    listen 80;
+    root /var/www/d7;
     index index.html index.php;
+    server_name dev.d7.popsu.archi.fr;
 
     charset utf-8;
 
@@ -13,7 +14,7 @@ server {
     location = /robots.txt  { access_log off; log_not_found off; }
 
     access_log on;
-    error_log  /var/log/nginx/error.log error;
+    error_log  /var/log/nginx/error-d7.log error;
 
     sendfile off;
 
@@ -21,7 +22,45 @@ server {
 
     location ~ \.php$ {
         fastcgi_split_path_info ^(.+\.php)(/.+)$;
-        fastcgi_pass php:9000;
+        fastcgi_pass php_d7:9000;
+        fastcgi_index index.php;
+        include fastcgi_params;
+        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
+        fastcgi_intercept_errors off;
+        fastcgi_buffer_size 16k;
+        fastcgi_buffers 4 16k;
+    }
+
+    location ~ /\.ht {
+        deny all;
+    }
+}
+
+server {
+    listen 80;
+    root /var/www/d9/web;
+    index index.html index.php;
+    server_name dev.d9.popsu.archi.fr;
+
+    charset utf-8;
+
+    location / {
+        try_files $uri $uri/ /index.php?$query_string;
+    }
+
+    location = /favicon.ico { access_log off; log_not_found off; }
+    location = /robots.txt  { access_log off; log_not_found off; }
+
+    access_log on;
+    error_log  /var/log/nginx/error-d9.log error;
+
+    sendfile off;
+
+    client_max_body_size 100m;
+
+    location ~ \.php$ {
+        fastcgi_split_path_info ^(.+\.php)(/.+)$;
+        fastcgi_pass php_d9:9000;
         fastcgi_index index.php;
         include fastcgi_params;
         fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;