docs: architecture design document

ARCHITECTURE.md covering: CLI structure (lab init/provision), project layout,
boot flow, partition scheme, container architecture, CI/CD pipeline,
state management, and technology stack.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.taskmaster/config.json

@@ -0,0 +1,45 @@
+{
+  "models": {
+    "main": {
+      "provider": "anthropic",
+      "modelId": "claude-sonnet-4-20250514",
+      "maxTokens": 64000,
+      "temperature": 0.2
+    },
+    "research": {
+      "provider": "anthropic",
+      "modelId": "claude-sonnet-4-20250514",
+      "maxTokens": 64000,
+      "temperature": 0.2
+    },
+    "resolution": "main",
+    "fallback": {
+      "provider": "anthropic",
+      "modelId": "claude-3-7-sonnet-20250219",
+      "maxTokens": 120000,
+      "temperature": 0.2
+    }
+  },
+  "global": {
+    "logLevel": "info",
+    "debug": false,
+    "defaultNumTasks": 10,
+    "defaultSubtasks": 5,
+    "defaultPriority": "medium",
+    "projectName": "Task Master",
+    "ollamaBaseURL": "http://localhost:11434/api",
+    "bedrockBaseURL": "https://bedrock.us-east-1.amazonaws.com",
+    "responseLanguage": "English",
+    "enableCodebaseAnalysis": true,
+    "enableProxy": false,
+    "anonymousTelemetry": true,
+    "userId": "1234567890"
+  },
+  "claudeCode": {},
+  "codexCli": {},
+  "grokCli": {
+    "timeout": 120000,
+    "workingDirectory": null,
+    "defaultModel": "grok-4-latest"
+  }
+}