Add docs, scripts, skills, commands, and taskmaster config to repo

Includes:
- docs/: architecture, block-schema, migration-plan, product-specification
- scripts/: bidi_table, decompose-decisions, extract-claims, seed-knowledge, etc.
- skill-legal-decision/: SKILL.md + references + block-schema
- skill-legal-assistant/: SKILL.md
- skill-legal-docx/: SKILL.md + references
- .claude/commands/: bidi-table skill
- .taskmaster/: task config + PRDs
- .gitignore: exclude legacy/, kiryat-yearim/, node_modules/, memory/

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

.taskmaster/config.json

@@ -0,0 +1,44 @@
+{
+  "models": {
+    "main": {
+      "provider": "anthropic",
+      "modelId": "claude-opus-4-20250514",
+      "maxTokens": 64000,
+      "temperature": 0.2
+    },
+    "research": {
+      "provider": "anthropic",
+      "modelId": "claude-sonnet-4-20250514",
+      "maxTokens": 64000,
+      "temperature": 0.1
+    },
+    "fallback": {
+      "provider": "anthropic",
+      "modelId": "claude-sonnet-4-20250514",
+      "maxTokens": 64000,
+      "temperature": 0.2
+    }
+  },
+  "global": {
+    "logLevel": "info",
+    "debug": false,
+    "defaultNumTasks": 10,
+    "defaultSubtasks": 5,
+    "defaultPriority": "medium",
+    "projectName": "Legal Decision Assistant",
+    "ollamaBaseURL": "http://localhost:11434/api",
+    "bedrockBaseURL": "https://bedrock.us-east-1.amazonaws.com",
+    "responseLanguage": "Hebrew",
+    "enableCodebaseAnalysis": true,
+    "enableProxy": false,
+    "anonymousTelemetry": false,
+    "userId": "1234567890"
+  },
+  "claudeCode": {},
+  "codexCli": {},
+  "grokCli": {
+    "timeout": 120000,
+    "workingDirectory": null,
+    "defaultModel": "grok-4-latest"
+  }
+}