feat: v1.1.0 release - session ID tracking, async hooks, new skills

- Add session ID to session filenames (Issue #62)
- Add getSessionIdShort() helper for unique per-session tracking
- Add async hooks documentation with example
- Create iterative-retrieval skill for progressive context refinement
- Add continuous-learning-v2 skill with instinct-based learning
- Add ecc.tools ecosystem section to README
- Update skills list in README

All 67 tests passing.

skills/continuous-learning-v2/config.json

@@ -0,0 +1,41 @@
+{
+  "version": "2.0",
+  "observation": {
+    "enabled": true,
+    "store_path": "~/.claude/homunculus/observations.jsonl",
+    "max_file_size_mb": 10,
+    "archive_after_days": 7,
+    "capture_tools": ["Edit", "Write", "Bash", "Read", "Grep", "Glob"],
+    "ignore_tools": ["TodoWrite"]
+  },
+  "instincts": {
+    "personal_path": "~/.claude/homunculus/instincts/personal/",
+    "inherited_path": "~/.claude/homunculus/instincts/inherited/",
+    "min_confidence": 0.3,
+    "auto_approve_threshold": 0.7,
+    "confidence_decay_rate": 0.02,
+    "max_instincts": 100
+  },
+  "observer": {
+    "enabled": false,
+    "model": "haiku",
+    "run_interval_minutes": 5,
+    "min_observations_to_analyze": 20,
+    "patterns_to_detect": [
+      "user_corrections",
+      "error_resolutions",
+      "repeated_workflows",
+      "tool_preferences",
+      "file_patterns"
+    ]
+  },
+  "evolution": {
+    "cluster_threshold": 3,
+    "evolved_path": "~/.claude/homunculus/evolved/",
+    "auto_evolve": false
+  },
+  "integration": {
+    "skill_creator_api": "https://skill-creator.app/api",
+    "backward_compatible_v1": true
+  }
+}