Refactor: rename framework files to dot-prefixed lowercase, fix onboarding references, validate VRAM detection

- Rename AGENT.md -> .agent.md, RULES.md -> .rules.md, ONBOARDING.md -> .onboarding.md
- Rename BUG_REPORT.md -> .bug_report.md, ADVERSARIAL_BUG_REPORT.md -> .adversarial_bug_report.md, VERDICT.md -> .verdict.md
- Fix onboarding.md references to use new .onboarding.md path
- Fix stop-hook-pattern.md reference to use .onboarding.md
- Update README.md, config.md, install.sh, update.sh, prompts/*, references/*
- VRAM detection script validated and working

update.sh

@@ -1,15 +1,15 @@
 #!/bin/bash
 set -e
 
-FRAMEWORK_DIR="$HOME/.agent-framework"
+FRAMEWORK_DIR="$HOME/.automaton"
 
 if [ ! -d "$FRAMEWORK_DIR" ]; then
-  echo "ERROR: agent-framework not installed at $FRAMEWORK_DIR"
+  echo "ERROR: automaton not installed at $FRAMEWORK_DIR"
   echo "Run './install.sh' first."
   exit 1
 fi
 
-echo "Updating agent-framework at $FRAMEWORK_DIR..."
+echo "Updating automaton at $FRAMEWORK_DIR..."
 cd "$FRAMEWORK_DIR"
 
 # Check if it's a git repo
@@ -41,4 +41,4 @@ git pull origin main
 echo ""
 
 echo "Update complete."
-echo "You can check for breaking changes at: https://gitea.yourdomain.com/hermes/agent-framework"
+echo "You can check for breaking changes at: https://gitea.yourdomain.com/hermes/automaton"