render markdown output for claude command results; add blank line before lists in markdown renderer

src/cli.ts

@@ -9,6 +9,7 @@ import * as git from "./git.ts"
 import * as vm from "./vm.ts"
 import * as state from "./state.ts"
 import { spinner } from "./spinner.ts"
+import { renderMarkdown } from "./markdown.ts"
 
 const pkg = await Bun.file(new URL("../package.json", import.meta.url)).json()
 
@@ -178,7 +179,7 @@ program
       const output = await vm.claude(worktreeAbs, { prompt, print: opts.print })
       if (output) {
         spin.stop()
-        process.stdout.write(output + "\n")
+        process.stdout.write(renderMarkdown(output) + "\n")
       } else {
         spin.succeed("Done")
       }
@@ -310,7 +311,7 @@ program
       const output = await vm.claude(session.worktree, { prompt, print: opts.print })
       if (output) {
         spin.stop()
-        process.stdout.write(output + "\n")
+        process.stdout.write(renderMarkdown(output) + "\n")
       } else {
         spin.succeed("Done")
       }

src/markdown.ts

@@ -17,5 +17,14 @@ export function renderMarkdown(text: string): string {
     return `\x1b[38;5;147m${codeSpans[parseInt(i)]}\x1b[39m`
   })
 
+  // Breathe: add blank line before list starts when preceded by non-empty text
+  const lines = result.split("\n")
+  for (let i = lines.length - 1; i > 0; i--) {
+    if (/^[\s]*[-*] /.test(lines[i]) && lines[i - 1].trim() !== "" && !/^[\s]*[-*] /.test(lines[i - 1])) {
+      lines.splice(i, 0, "")
+    }
+  }
+  result = lines.join("\n")
+
   return result
 }