Include lyrics in delivery email

The final delivery email now appends a Song Lyrics section in the same
format shown on the customer player page: section headers like
[Chorus] are stripped, blank lines are preserved as stanza breaks,
and the lyric lines are rendered as plain text.

Bumps version to 0.4.8.

README.md

@@ -1,6 +1,6 @@
 # Theme Song Booth
 
-**Version:** `v0.4.7`
+**Version:** `v0.4.8`
 
 A Flask web application for running a convention booth where visitors request a custom AI-generated theme song. Operators manage the queue from an admin dashboard, generate Suno prompts, upload MP3 previews, collect payment, and deliver final songs by email.
 

VERSION

@@ -1 +1 @@
-0.4.7
+0.4.8

app.py

@@ -1187,11 +1187,30 @@ def admin_request(rid):
             expiry_date = (datetime.utcnow() + timedelta(days=90)).strftime('%B %d, %Y')
 
             player_link = f"{current_app.config['PUBLIC_BASE_URL']}/play/{req['player_token']}"
+
+            # Format lyrics the same way they appear on the customer player page:
+            # skip section headers like [Chorus] and blank lines, keep stanza breaks.
+            lyrics_section = ''
+            if req.get('suno_lyrics'):
+                lyric_lines = []
+                for line in req['suno_lyrics'].splitlines():
+                    stripped = line.strip()
+                    if stripped and not (stripped.startswith('[') and stripped.endswith(']')):
+                        lyric_lines.append(stripped)
+                    elif not stripped and lyric_lines and lyric_lines[-1] != '':
+                        lyric_lines.append('')
+                if lyric_lines:
+                    lyrics_section = '\n'.join(['', '---', 'Song Lyrics', '---', ''] + lyric_lines + [''])
+
             body_lines = [
                 f"Hi {req['name']},",
                 "",
                 "Thanks for your payment! Your selected song(s) are attached to this email.",
                 f"You can also keep streaming them here: {player_link}",
+            ]
+            if lyrics_section:
+                body_lines.append(lyrics_section)
+            body_lines += [
                 "",
                 "Enjoy!",
                 "",