feat: add /bug report command (#312)

Add `/bug` command for chat session

codex-cli/src/utils/bug-report.ts

@@ -0,0 +1,81 @@
+import type { ResponseItem } from "openai/resources/responses/responses.mjs";
+
+/**
+ * Build a GitHub issues‐new URL that pre‑fills the Codex 2‑bug‑report.yml
+ * template with whatever structured data we can infer from the current
+ * session.
+ */
+export function buildBugReportUrl({
+  items,
+  cliVersion,
+  model,
+  platform,
+}: {
+  /** Chat history so we can summarise user steps */
+  items: Array<ResponseItem>;
+  /** CLI revision string (e.g. output of `codex --revision`) */
+  cliVersion: string;
+  /** Active model name */
+  model: string;
+  /** Platform string – e.g. `darwin arm64 23.0.0` */
+  platform: string;
+}): string {
+  const params = new URLSearchParams({
+    template: "2-bug-report.yml",
+    labels: "bug",
+  });
+
+  // Template ids -------------------------------------------------------------
+  params.set("version", cliVersion);
+  params.set("model", model);
+
+  // The platform input has no explicit `id`, so GitHub falls back to a slug of
+  // the label text.  For “What platform is your computer?” that slug is:
+  //   what-platform-is-your-computer
+  params.set("what-platform-is-your-computer", platform);
+
+  // Build the steps bullet list ---------------------------------------------
+  const bullets: Array<string> = [];
+  for (let i = 0; i < items.length; ) {
+    const entry = items[i];
+    if (entry?.type === "message" && entry.role === "user") {
+      const contentArray = entry.content as
+        | Array<{ text?: string }>
+        | undefined;
+      const messageText = contentArray
+        ?.map((c) => c.text ?? "")
+        .join(" ")
+        .trim();
+
+      let reasoning = 0;
+      let toolCalls = 0;
+      let j = i + 1;
+      while (
+        j < items.length &&
+        !(entry?.type === "message" && entry.role === "user")
+      ) {
+        const it = items[j];
+        if (it?.type === "message" && it?.role === "assistant") {
+          reasoning += 1;
+        } else if (it?.type === "function_call") {
+          toolCalls += 1;
+        }
+        j++;
+      }
+
+      bullets.push(
+        `- "${messageText}"\n  - \`${reasoning} reasoning steps\` | \`${toolCalls} tool calls\``,
+      );
+
+      i = j;
+    } else {
+      i += 1;
+    }
+  }
+
+  if (bullets.length) {
+    params.set("steps", bullets.join("\n"));
+  }
+
+  return `https://github.com/openai/codex/issues/new?${params.toString()}`;
+}