docs: add runbook for local development setup and update docker-related configurations

Added a comprehensive runbook detailing the local Docker-based development setup. Updated Dockerfile paths for Nginx and Keycloak to simplify configuration and improve clarity.

config/docker/keycloak/Dockerfile

@@ -6,7 +6,6 @@
 # Features:
 # - Pre-built optimized image (faster startup)
 # - Security hardening
-# - Custom theme support
 # - Health monitoring
 # ===================================================================
 ARG KEYCLOAK_IMAGE_TAG
@@ -25,7 +24,7 @@ ENV KC_DB=postgres
 WORKDIR /opt/keycloak
 
 # Pre-build Keycloak for faster startup
-RUN /opt/keycloak/bin/kc.sh build \
+RUN /opt/keykeycloak/bin/kc.sh build \
     --db=postgres \
     --health-enabled=true \
     --metrics-enabled=true

config/docker/nginx/web-app/Dockerfile

@@ -96,9 +96,9 @@ RUN apk add --no-cache curl && \
     mkdir -p /usr/share/nginx/html/downloads
 
 # Copy Artifacts
-COPY config/frontends/web-app/nginx.conf /etc/nginx/nginx.conf
+COPY nginx.conf /etc/nginx/nginx.conf
 COPY --from=builder /app/dist/ /usr/share/nginx/html/
-COPY config/frontends/web-app/downloads/ /usr/share/nginx/html/downloads/
+COPY downloads/ /usr/share/nginx/html/downloads/
 
 # Permissions
 RUN chown -R nginx:nginx /usr/share/nginx/html && \