docker: add pulp container

See fedora-copr#2533

We are using a multi-process container
https://pulpproject.org/pulp-oci-images/docs/admin/guides/deploy-multi-process-images/

Author: FrostyX

docker-compose.yaml

@@ -182,10 +182,28 @@ services:
       - .:/opt/copr:z
       - copr-keygen:/var/lib/copr-keygen:z
 
+  pulp:
+    image: ghcr.io/pulp/pulp:latest
+    hostname: pulp
+    stdin_open: true
+    tty: true
+    environment:
+      - PULP_DEFAULT_ADMIN_PASSWORD=admin
+    ports:
+      - 5006:80
+    volumes:
+      - pulp-storage:/var/lib/pulp:Z
+      - pulp-database:/var/lib/pgsql
+    devices:
+      - /dev/fuse:/dev/fuse
+
+
 volumes:
   results:
   copr-keygen:
   dist-git:
   database:
   redis:
   resalloc:
+  pulp-storage:
+  pulp-database:

docker/backend/files/home/copr/.config/pulp/cli.toml

@@ -0,0 +1,13 @@
+[cli]
+base_url = "http://pulp:80"
+api_root = "/pulp/"
+domain = "default"
+username = "admin"
+password = "admin"
+cert = ""
+key = ""
+verify_ssl = true
+format = "json"
+dry_run = false
+timeout = 0
+verbose = 0