ultravibed

src/Containerfile

@@ -1,4 +1,4 @@
-ARG PYTHON_IMAGE
+ARG PYTHON_IMAGE=python:3.14-slim
 FROM ${PYTHON_IMAGE}
 
 RUN pip install --no-cache-dir docker
@@ -11,5 +11,5 @@ RUN apt-get update && apt-get install -y --no-install-recommends curl ca-certifi
     && rm -rf /var/lib/apt/lists/*
 
 COPY src/dnc /opt/dnc/lib/dnc
-ENV PYTHONPATH=/opt/dnc/lib:$PYTHONPATH
+ENV PYTHONPATH=/opt/dnc/lib
 ENTRYPOINT ["python3", "-m", "dnc"]

src/dnc/cli.py

@@ -46,15 +46,15 @@ def _show_help():
     print(f"""dnc — dockernecontainer v{__version__}
 
 Usage:
-  dnc                          Enter container
-  dnc - <cmd>                  Run command in container
-  dnc setup [--image IMG]      Create container for this project
-  dnc rm                       Remove container + .dnc
-  dnc list                     List all dnc containers
-  dnc info                     Show container details
-  dnc agent [--opencode] [--cursor]  Create DNC.md + agent rules
-  dnc version                  Show version
-  dnc help                     Show this help""")
+  dnc                                   Enter container
+  dnc -- <cmd>                          Run command in container
+  dnc setup [--image IMG]               Create container for this project
+  dnc rm                                Remove container + .dnc
+  dnc list                              List all dnc containers
+  dnc info                              Show container details
+  dnc agent [--opencode] [--cursor]     Create DNC.md + agent rules
+  dnc version                           Show version
+  dnc help                              Show this help""")
 
 
 def main():
@@ -98,7 +98,7 @@ def main():
     if cmd == "setup":
         parser = argparse.ArgumentParser(prog="dnc setup")
         parser.add_argument("--image", "-i", default=None)
-        parsed, _ = parser.parse_known_args(args[1:])
+        parsed = parser.parse_args(args[1:])
 
         project_dir = os.getcwd()
         dnc_path = os.path.join(project_dir, DNC_FILE)
@@ -149,7 +149,7 @@ def main():
         parser = argparse.ArgumentParser(prog="dnc agent")
         parser.add_argument("--opencode", action="store_true")
         parser.add_argument("--cursor", action="store_true")
-        parsed, _ = parser.parse_known_args(args[1:])
+        parsed = parser.parse_args(args[1:])
         agents_mod.create_dnc_md(os.getcwd())
         if parsed.opencode:
             agents_mod.create_opencode(os.getcwd())
@@ -167,7 +167,7 @@ def main():
         print(f"Removed container '{name}' and {DNC_FILE}.")
         return
 
-    if cmd == "-":
+    if cmd == "--":
         dnc_dir, name = resolve_container_name()
         if name is None:
             print("No .dnc found. Run 'dnc setup' first.")
@@ -180,5 +180,6 @@ def main():
             ctr.exec_passthrough(name, rest, interactive=interactive)
         return
 
-    _show_help()
+    print(f"Unknown command: {cmd}", file=sys.stderr)
+    print(f"Run 'dnc help' for usage.", file=sys.stderr)
     sys.exit(1)

src/dnc/container.py

@@ -198,6 +198,7 @@ def create(image: str, name: str, project_dir: str):
         "dnc.gpu": gpu,
     }
 
+    container = None
     try:
         container = client.containers.create(
             image,
@@ -230,6 +231,11 @@ def create(image: str, name: str, project_dir: str):
         )
         container.start()
     except docker.errors.APIError as e:
+        if container is not None:
+            try:
+                container.remove(force=True)
+            except Exception:
+                pass
         print(f"Error: failed to create/start container '{name}'.", file=sys.stderr)
         print(f"       {e}", file=sys.stderr)
         sys.exit(1)

src/dnc/init.sh

@@ -39,6 +39,10 @@ if ! command -v sudo >/dev/null 2>&1; then
         apk add sudo || true
     elif command -v zypper >/dev/null 2>&1; then
         zypper install -y sudo || true
+    elif command -v pacman >/dev/null 2>&1; then
+        pacman -Sy --noconfirm sudo || true
+    elif command -v xbps-install >/dev/null 2>&1; then
+        xbps-install -Sy sudo || true
     fi
 fi