actually slugify challenge name as documented

Signed-off-by: Robert Detjens <[email protected]>

Author: detjensrobert

src/configparser/challenge.rs

@@ -157,7 +157,7 @@ impl ChallengeConfig {
             ImageSource::Build(b) => Ok(render!(
                 &get_config()?.registry.tag_format,
                 domain => config.registry.domain,
-                challenge => self.name,
+                challenge => self.slugify(),
                 container => pod.name,
                 profile => profile_name
             )),

tests/repo/rcds.yaml

@@ -2,6 +2,7 @@ flag_regex: dam{[a-zA-Z...]}
 
 registry:
   domain: localhost:5000/damctf
+  tag_format: "{{domain}}/{{challenge}}/{{container}}:{{profile}}"
   # or environment vars e.g. BEAVERCDS_REGISTRY_BUILD_USER / etc
   build:
     user: admin