Establish baseline: core documentation and memory system

Adds foundational workspace documentation:
- Core identity and operating principles (SOUL.md, IDENTITY.md, AGENTS.md, USER.md)
- Memory management system specification (MEMORY.md)
- Development team context and workflow (CONTEXT.md, PROJECTS.md)
- Environment notes template (TOOLS.md)
- Heartbeat task template (HEARTBEAT.md)

Includes super-enhanced memory system:
- JavaScript memory engine implementation
- Memory initialization and test scripts
- Daily memory logs for 2026-07-03, 2026-07-04
- Project-level memory structure for site-survey-ai

Adds project templates:
- Standard Python Flask application template

HEARTBEAT.md

@@ -0,0 +1,5 @@
+<!-- Heartbeat template; comments-only content prevents scheduled heartbeat API calls. -->
+
+# Keep this file empty (or with only comments) to skip heartbeat API calls.
+
+# Add tasks below when you want the agent to check something periodically.