feat: complete OpenClaw plugin migration with SQLite persistence

- Migrate to OpenClaw Plugin SDK with definePluginEntry and api.registerTool
- Rewrite GraphDatabase with better-sqlite3 for persistent storage
- Implement recall depth traversal, timeRange filtering, supersede mode
- Add archive and cleanup data management features
- Fix SKILL.md frontmatter to OpenClaw single-line format (kebab-case names)
- Add ToolLimiter for per-turn rate limiting
- Add TypeBox parameter schemas for OpenClaw tool registration
- Add 110 tests across 4 test files (GraphDatabase, MemoryService, Tool, Limiter)
- Update README for OpenClaw plugin installation and usage

ts/package.json

@@ -1,15 +1,29 @@
 {
-  "name": "trulymem-waterflow",
+  "name": "@trulymem/openclaw-graph-memory",
   "version": "1.0.0",
   "type": "module",
+  "openclaw": {
+    "extensions": ["./dist/plugin-entry.js"],
+    "compat": {
+      "pluginApi": ">=2026.3.24-beta.2",
+      "minGatewayVersion": "2026.3.24-beta.2"
+    },
+    "build": {
+      "openclawVersion": "2026.3.24-beta.2",
+      "pluginSdkVersion": "2026.3.24-beta.2"
+    }
+  },
   "scripts": {
     "build": "tsc",
     "test": "vitest"
   },
   "dependencies": {
+    "@sinclair/typebox": "^0.34.49",
+    "better-sqlite3": "^12.9.0",
     "yaml": "^2.8.3"
   },
   "devDependencies": {
+    "@types/better-sqlite3": "^7.6.13",
     "@types/node": "^25.5.2",
     "typescript": "^5.0.0",
     "vitest": "^2.0.0"