feat: Implement Worker Service with session management and SDK integration

- Added WorkerService to handle long-running HTTP service with session management.
- Implemented endpoints for initializing, observing, finalizing, checking status, and deleting sessions.
- Integrated with Claude SDK for processing observations and generating responses.
- Added port allocator utility to dynamically find available ports for the service.
- Configured TypeScript settings for the project.

plugin/hooks/hooks.json

@@ -0,0 +1,61 @@
+{
+  "description": "Claude-mem memory system hooks",
+  "hooks": {
+    "SessionStart": [
+      {
+        "hooks": [
+          {
+            "type": "command",
+            "command": "bun ${CLAUDE_PLUGIN_ROOT}/scripts/context-hook.js",
+            "timeout": 180000
+          }
+        ]
+      }
+    ],
+    "UserPromptSubmit": [
+      {
+        "hooks": [
+          {
+            "type": "command",
+            "command": "bun ${CLAUDE_PLUGIN_ROOT}/scripts/new-hook.js",
+            "timeout": 60000
+          }
+        ]
+      }
+    ],
+    "PostToolUse": [
+      {
+        "matcher": "*",
+        "hooks": [
+          {
+            "type": "command",
+            "command": "bun ${CLAUDE_PLUGIN_ROOT}/scripts/save-hook.js",
+            "timeout": 180000
+          }
+        ]
+      }
+    ],
+    "Stop": [
+      {
+        "hooks": [
+          {
+            "type": "command",
+            "command": "bun ${CLAUDE_PLUGIN_ROOT}/scripts/summary-hook.js",
+            "timeout": 60000
+          }
+        ]
+      }
+    ],
+    "SessionEnd": [
+      {
+        "hooks": [
+          {
+            "type": "command",
+            "command": "bun ${CLAUDE_PLUGIN_ROOT}/scripts/cleanup-hook.js",
+            "timeout": 60000
+          }
+        ]
+      }
+    ]
+  }
+}