chore: consolidate new foundation and archive v1 (#1495)

v1/packages/mosaic/framework/tools/qa/prevent-memory-write.sh

@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+# prevent-memory-write.sh — PreToolUse hook
+#
+# Blocks Write/Edit/MultiEdit calls targeting Claude Code's native auto-memory
+# files (~/.claude/projects/*/memory/*.md).
+#
+# These files are runtime-specific silos that no other agent harness can read.
+# All agent learnings MUST go to OpenBrain (capture MCP tool or REST API).
+# MEMORY.md files may only contain load-path behavioral guardrails — not knowledge.
+#
+# Exit codes (Claude Code PreToolUse):
+#   0 = allow
+#   2 = block with message shown to agent
+
+set -euo pipefail
+
+INPUT="$(cat)"
+
+FILE_PATH="$(echo "$INPUT" | jq -r '.tool_input.file_path // empty' 2>/dev/null || true)"
+
+[[ -z "$FILE_PATH" ]] && exit 0
+
+# Resolve ~ to HOME
+FILE_PATH="${FILE_PATH/#\~/$HOME}"
+
+# Block writes to Claude Code auto-memory files
+if [[ "$FILE_PATH" =~ /.claude/projects/.+/memory/.*\.md$ ]]; then
+  echo "BLOCKED: Do not write agent learnings to ~/.claude/projects/*/memory/ — this is a runtime-specific silo."
+  if [[ -n "${OPENBRAIN_URL:-}" ]]; then
+    echo "Use OpenBrain instead: MCP 'capture' tool or REST POST ${OPENBRAIN_URL%/}/v1/thoughts"
+  else
+    echo "Use OpenBrain instead: the 'capture' MCP tool (set OPENBRAIN_URL for the REST endpoint)."
+  fi
+  echo "File blocked: $FILE_PATH"
+  exit 2
+fi
+
+exit 0