fix: JupyterHub Dockerfile - add eric user, sudo, fix DB path (4 slashes)

configuration/ditto/override.conf

@@ -0,0 +1,14 @@
+ditto {
+  gateway {
+    authentication {
+      pre-authentication {
+        enabled = true
+      }
+      devops {
+        secured = false
+        devops-authentication-method = "basic"
+        password = "ditto-devops-secret"
+      }
+    }
+  }
+}