Add organized Docker container structure with disciplined naming

- Create layered container architecture: Base, Light, Full, Computational
- Implement non-root user management with UID/GID mapping
- Add Markwhen timeline tool to documentation stack
- Create wrapper scripts for environment variable handling
- Update documentation across all containers
- Establish naming convention using RCEO-AIOS-Public-Tools- prefix
- Add organizational rule to keep repository root clean
- Remove old unorganized container files

Docker/RCEO-AIOS-Public-Tools-DocMaker-Light/docker-compose.yml

@@ -0,0 +1,18 @@
+version: '3.8'
+
+services:
+  docmaker-light:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    container_name: RCEO-AIOS-Public-Tools-DocMaker-Light
+    image: rceo-aios-public-tools-docmaker-light:latest
+    volumes:
+      - ../../../:/workspace:rw
+    working_dir: /workspace
+    stdin_open: true
+    tty: true
+    environment:
+      - LOCAL_USER_ID=${LOCAL_USER_ID:-1000}
+      - LOCAL_GROUP_ID=${LOCAL_GROUP_ID:-1000}
+    user: "${LOCAL_USER_ID:-1000}:${LOCAL_GROUP_ID:-1000}"