Complete global configuration setup

- Add comprehensive global setup documentation
- Create ~/.config/opencode/config.json with all agents
- Copy all prompt files to global location
- Update README with detailed global configuration steps
- Include verification instructions and structure overview

README.md

@@ -244,35 +244,70 @@ opencode
 #### Step 1: Install Globally
 ```bash
 # Copy to global OpenCode config directory
-mkdir -p ~/.config/opencode/agent
+mkdir -p ~/.config/opencode/agent ~/.config/opencode/prompts
 cp /path/to/nano-opencode-agents/.opencode/agent/* ~/.config/opencode/agent/
+cp /path/to/nano-opencode-agents/prompts/* ~/.config/opencode/prompts/
 ```
 
-#### Step 2: Create Global opencode.json
+#### Step 2: Create Global config.json
 ```bash
-# Create global config file
+# Create global config file with all agents
 cat > ~/.config/opencode/config.json << 'EOF'
 {
-  "$schema": "https://opencode.ai/config.json",
+  "agents": {
-  "agent": {
+    "build": {
+      "type": "prompt",
+      "path": "prompts/build.txt"
+    },
     "cleanup": {
-      "description": "Repository cleanup and maintenance",
+      "type": "prompt", 
-      "mode": "subagent",
+      "path": "prompts/cleanup.txt"
-      "prompt": "{file:~/.config/opencode/prompts/cleanup.txt}",
+    },
-      "tools": { "write": true, "bash": true }
+    "security": {
+      "type": "prompt",
+      "path": "prompts/security.txt"
+    },
+    "review": {
+      "type": "prompt",
+      "path": "prompts/review.txt"
+    },
+    "docs-writer": {
+      "type": "markdown",
+      "path": "agent/docs-writer.md"
+    },
+    "plan": {
+      "type": "json",
+      "path": "agent/plan.json"
     }
-    // ... add other agents as needed
   }
 }
 EOF
 ```
 
-#### Step 3: Use in Any Project
+#### Step 3: Verify Global Setup
 ```bash
-cd /path/to/any/project
+# Check global configuration
+ls -la ~/.config/opencode/
+cat ~/.config/opencode/config.json
+
+# Test from any directory
+cd /tmp
 opencode  # Will load global agents
 ```
 
+#### Global Structure
+```
+~/.config/opencode/
+├── config.json          # Main configuration
+├── agent/              # Markdown/JSON agents
+│   └── docs-writer.md  # Documentation writer
+└── prompts/            # Text-based prompts
+    ├── build.txt       # Build automation
+    ├── cleanup.txt     # Repository cleanup
+    ├── review.txt      # Code review
+    └── security.txt    # Security analysis
+```
+
 ### Method 3: Project-Specific Customization
 
 #### Step 1: Initialize Project