env: prevent unnecessary rebuild

Author: jwpjrdev

.gitpod.yml

@@ -11,5 +11,4 @@ ports:
 
 tasks:
 - init: ./aero.py --test --no-run
-# ideally, it wouldn't build a second time
-  command: ./aero.py --test
+  command: ./aero.py --only-run

aero.py

@@ -161,6 +161,11 @@ def parse_args():
                         default=False,
                         action='store_true',
                         help='doesn\'t run the built image in emulator when applicable')
+    
+    parser.add_argument('--only-run',
+                        default=False,
+                        action='store_true',
+                        help='runs aero without rebuilding. ignores any build-related flags')
 
     parser.add_argument('--bios',
                         type=str,
@@ -638,7 +643,10 @@ def main():
 
     download_bundled()
 
-    if args.clean:
+    if args.only_run:
+        iso_path = os.path.join(BUILD_DIR, 'aero.iso')
+        run_in_emulator(args, iso_path)
+    elif args.clean:
         src_target = os.path.join('src', 'target', args.target)
         userland_target = os.path.join('userland', 'target')