feat(#1161): show full bash commands in terminal as expandable details

frontend/packages/agent/src/app.js

@@ -1227,7 +1227,10 @@ window.marked = marked;
       const name = c.name || '';
       const input = c.input || {};
       const short = name.startsWith('mcp__hyperhive__')
-        ? name.slice('mcp__hyperhive__'.length) + '*' : name;
+        ? name.slice('mcp__hyperhive__'.length) + '*'
+        : name.startsWith('mcp__bash__')
+          ? name.slice('mcp__bash__'.length) + '*'
+          : name;
       switch (name) {
         case 'Read':       return short + ' ' + (input.file_path || '');
         case 'Write':      return short + ' ' + (input.file_path || '');
@@ -1251,6 +1254,15 @@ window.marked = marked;
         case 'mcp__hyperhive__kill':          return short + ' ' + (input.name || '');
         case 'mcp__hyperhive__request_apply_commit':
           return short + ' ' + (input.agent || '') + ' @ ' + (input.commit_ref || '').slice(0, 12);
+        case 'mcp__bash__bash_run': {
+          // Rich renderer handles the full body; this summary covers any
+          // fallback path and the details summary line.
+          const firstLine = String(input.cmd || '').split('\n')[0];
+          return short + ' $ ' + trim(firstLine.trim(), 72);
+        }
+        case 'mcp__bash__bash_status':
+          return short + ' id:' + (input.id || '?')
+            + (input.wait_seconds != null ? ' · wait ' + input.wait_seconds + 's' : '');
         default: return fmtArgsGeneric(short, input);
       }
     }
@@ -1339,6 +1351,15 @@ window.marked = marked;
           'answer #' + id + (lines > 1 ? ` · ${lines}L` : ''),
           a);
       }
+      // Bash task runner — show full command in an expandable pre block so
+      // multi-line scripts are readable. Summary uses the first line so the
+      // row is identifiable without expanding.
+      if (name === 'mcp__bash__bash_run') {
+        const cmd = String(input.cmd || '');
+        const firstLine = cmd.split('\n')[0];
+        const summary = 'bash_run* $ ' + trim(firstLine.trim(), 72);
+        return api.details('tool-use', summary, '$ ' + cmd);
+      }
       return null;
     }
     // Track tool_use_id → tool name so we can decide on rendering when the