fix: add bp symlink in Dockerfile for suma_browser.app.bp import path

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Dockerfile

@@ -21,6 +21,9 @@ RUN pip install -r requirements.txt
 
 COPY . .
 
+# Link app blueprints into the shared library's namespace
+RUN ln -s /app/bp /app/shared_lib/suma_browser/app/bp
+
 # ---------- Runtime setup ----------
 COPY entrypoint.sh /usr/local/bin/entrypoint.sh
 RUN chmod +x /usr/local/bin/entrypoint.sh