waveform generation, fixes of walk

tools/feed_generator.py

@@ -57,6 +57,7 @@ for root, dirs, _ in walk(argv[1]):
             f"""        <link>{address}/articles/{urllib.parse.quote(d)}</link>\n"""
             "    </item>\n"
         )
+    break
 
 feed += """    </channel>
 </rss>"""

tools/main_page_generator.py

@@ -38,6 +38,7 @@ for root, dirs, _ in walk(argv[1]):
         )
         if "Tags" in metadata:
             page += f""">*{','.join(metadata["Tags"])}*\n---\n"""
+    break
 
 curtime = time.gmtime(int(time.time()))
 page += f"Last compiled: *{MONTHS[curtime.tm_mon]} {curtime.tm_mday}, {curtime.tm_year} {curtime.tm_hour}:{curtime.tm_min:02d} UTC*\n\n"

tools/track_listing_generator.py

@@ -88,6 +88,7 @@ for _, _, files in walk(argv[1]):
             f"""        <div><p style="display: inline;">{f[:-4]}</p><button style="float: right;" onclick="window.loadAndPlayTrack('/tracks/{f}')">play</button></div>\n"""
                "        <hr/>\n"
         )
+    break
 
 page += """    </div>
 </div>