Update devcontainer and Docker setup with new LLM API configuration

Update devcontainer.json to set terminal shell and add empty features object
Update docker-compose.yml to change port mapping and add environment variable for LOCAL_LLM_API
Add new OpenCode configuration files for LLM settings and instructions
Update Dockerfile to install additional tools and dependencies including Go, Rust, Node.js, and Python packages
Modify docker-entrypoint.sh to handle MCP server initialization and shell configuration
Update LM client readme to reflect new API endpoint configuration

.devcontainer/docker-compose.yml

@@ -1,5 +1,3 @@
-version: "3.8"
-
 services:
   pmocrazy-coder:
     build:
@@ -9,7 +7,9 @@ services:
       - ..:/workspace
     working_dir: /workspace
     ports:
-      - "1248:1248"
+      - "1249:1248"
+    environment:
+      - LOCAL_LLM_API=http://host.docker.internal:1248/v1
     user: devuser
     entrypoint: ["/usr/local/bin/entrypoint.sh"]
     command: ["bash", "-c", "tail -f /dev/null"]