Allow binding more that one address.

main.py

@@ -27,7 +27,7 @@ async def main(args):
 
 if __name__ == '__main__':
     parser = argparse.ArgumentParser('meshview')
-    parser.add_argument('--bind', default='::1')
+    parser.add_argument('--bind', nargs='*', default='::1')
     parser.add_argument('--acme-challenge')
     parser.add_argument('--port', default=8080, type=int)
     parser.add_argument('--tls-cert')

meshview/http.py

@@ -18,5 +18,6 @@ async def run_server(bind, path):
     )
     runner = web.AppRunner(app)
     await runner.setup()
-    site = web.TCPSite(runner, bind, 80)
+    for host in bind:
+        site = web.TCPSite(runner, host, 80)
     await site.start()

meshview/web.py

@@ -1,4 +1,5 @@
 import asyncio
+
 from dataclasses import dataclass
 import datetime
 from aiohttp_sse import sse_response
@@ -395,8 +396,9 @@ async def run_server(bind, port, tls_cert):
         ssl_context.load_cert_chain(tls_cert)
     else:
         ssl_context = None
-    site = web.TCPSite(runner, bind, port, ssl_context=ssl_context)
-    await site.start()
+    for host in bind:
+        site = web.TCPSite(runner, host, port, ssl_context=ssl_context)
+        await site.start()
 
     while True:
         await asyncio.sleep(3600)  # sleep forever