chore: Remove the web-client application, add a local database initialization script, and update service Dockerfiles.

services/wallet-service-net/Dockerfile

@@ -32,7 +32,8 @@ WORKDIR /app
 
 # EN: Create non-root user for security
 # VI: Tạo user non-root cho bảo mật
-RUN groupadd -g 1001 dotnetuser && \
+RUN apt-get update && apt-get install -y curl --no-install-recommends && rm -rf /var/lib/apt/lists/* && \
+    groupadd -g 1001 dotnetuser && \
     useradd -u 1001 -g dotnetuser -s /bin/sh dotnetuser
 
 # EN: Copy published application