server now builds to tempdir by default

src/zona/cli.py

@@ -59,9 +59,7 @@ def build(
     """
     if draft:
         print("Option override: including drafts.")
-    builder = ZonaBuilder(
-        cli_root=root, cli_output=output, draft=draft
-    )
+    builder = ZonaBuilder(cli_root=root, cli_output=output, draft=draft)
     builder.build()
 
 
@@ -75,9 +73,7 @@ def serve(
     ] = None,
     host: Annotated[
         str,
-        typer.Option(
-            "--host", help="Hostname for live preview server."
-        ),
+        typer.Option("--host", help="Hostname for live preview server."),
     ] = "localhost",
     port: Annotated[
         int,
@@ -90,7 +86,9 @@ def serve(
     output: Annotated[
         Path | None,
         typer.Option(
-            "--output", "-o", help="Location to write built website"
+            "--output",
+            "-o",
+            help="Location to write built website. Temporary directory by default.",
         ),
     ] = None,
     draft: Annotated[

src/zona/server.py

@@ -2,6 +2,7 @@ import io
 import os
 import signal
 import sys
+import tempfile
 import threading
 from http.server import SimpleHTTPRequestHandler, ThreadingHTTPServer
 from pathlib import Path
@@ -173,7 +174,9 @@ def serve(
     live_reload: bool = True,
 ):
     """Serve preview website with live reload and automatic rebuild."""
-    builder = ZonaBuilder(root, output, draft)
+    # create temp dir, automatic cleanup
+    with tempfile.TemporaryDirectory() as tmp:
+        builder = ZonaBuilder(root, Path(tmp), draft)
         # initial site build
         builder.build()
         # use discovered paths if none provided
@@ -226,10 +229,9 @@ def serve(
 
         # function to shut down gracefully
         def shutdown_handler(_a: int, _b: FrameType | None):
-        logger.info("Shutting down...")
+            print("Shutting down...")
             observer.stop()
             httpd.shutdown()
-        sys.exit(0)
 
         # register shutdown handler
         signal.signal(signal.SIGINT, shutdown_handler)