fix: copy gateway directory in Dockerfile and insert BASE_DIR into sys.path to eliminate ModuleNotFoundError

Dockerfile

@@ -53,6 +53,8 @@ COPY entrypoint.sh /entrypoint.sh
 COPY nginx.conf /nginx.conf
 COPY proxy.py /proxy.py
 COPY tg_streamer.py /tg_streamer.py
+COPY gateway /gateway
+COPY index.html /index.html
 RUN chmod +x /entrypoint.sh
 
 WORKDIR /projects/default

proxy.py

@@ -4,6 +4,14 @@ OpenCode Space Gateway Entrypoint
 Imports the modular FastAPI application from the gateway package.
 """
 
+import sys
+import os
+
+# Ensure the directory containing proxy.py is in sys.path
+BASE_DIR = os.path.dirname(os.path.abspath(__file__))
+if BASE_DIR not in sys.path:
+    sys.path.insert(0, BASE_DIR)
+
 from gateway import app
 
 __all__ = ["app"]