hive-forge: remove pr-blocked-by-issue hint now that the direction works

hive-forge/src/verbs/dependency.rs

@@ -17,7 +17,7 @@ use forgejo_api::structs::IssueMeta;
 use serde_json::Value;
 
 use crate::client::{Client, index};
-use crate::verbs::{dependency_summaries, is_pr, print_json};
+use crate::verbs::{dependency_summaries, print_json};
 
 #[derive(ClapArgs)]
 pub struct Args {
@@ -152,10 +152,6 @@ fn apply_and_verify(
                 "hive-forge: warning: dependency on #{dep} converged despite a reported \
                  error (server-side issue after the write, not a real failure): {e:#}"
             );
-        } else if let Some(hint) =
-            pr_blocked_by_issue_hint(client, owner, name, number, dep, adding)
-        {
-            real_failures.push(format!("#{dep}: {e:#}\n  {hint}"));
         } else {
             real_failures.push(format!("#{dep}: {e:#}"));
         }
@@ -172,37 +168,6 @@ fn apply_and_verify(
     Ok(())
 }
 
-/// A hint appended to a genuine add-failure when it matches the one known
-/// unsupported shape: a **PR** depending on a plain **issue**.
-///
-/// Confirmed via the full four-way matrix against the live forge:
-/// issue→issue and issue→PR both work, PR→issue 500s every time with the
-/// edge genuinely absent on read-back. `hive-forge`'s own request is
-/// identical across all four directions, so this is an upstream Forgejo
-/// limitation, not a bug this client can route around — there is no other
-/// side to add the edge from. Best-effort: the two extra classification
-/// GETs are swallowed on error rather than obscuring the real failure with
-/// a diagnostic-aid failure.
-fn pr_blocked_by_issue_hint(
-    client: &Client,
-    owner: &str,
-    name: &str,
-    number: u64,
-    dep: u64,
-    adding: bool,
-) -> Option<&'static str> {
-    if !adding {
-        return None;
-    }
-    let source_is_pr = is_pr(client, owner, name, number).ok()?;
-    let target_is_pr = is_pr(client, owner, name, dep).ok()?;
-    (source_is_pr && !target_is_pr).then_some(
-        "known limitation: a PR cannot be marked as depending on a plain issue (an upstream \
-         Forgejo limitation, not a hive-forge bug). Record the hold as prose in the PR \
-         body/comment instead; there's no dependency-edge mechanism for this direction.",
-    )
-}
-
 /// Build the `IssueMeta` body the create/remove endpoints want.
 ///
 /// `owner`/`repo` are filled in with the *same* repo the request URL