Initial commit: Vestige v1.0.0 - Cognitive memory MCP server

FSRS-6 spaced repetition, spreading activation, synaptic tagging,
hippocampal indexing, and 130 years of memory research.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

packages/vestige-mcp-npm/scripts/postinstall.js

@@ -0,0 +1,41 @@
+const https = require('https');
+const fs = require('fs');
+const path = require('path');
+const os = require('os');
+const { execSync } = require('child_process');
+
+const VERSION = require('../package.json').version;
+const PLATFORM = os.platform();
+const ARCH = os.arch();
+
+const PLATFORM_MAP = {
+  darwin: 'apple-darwin',
+  linux: 'unknown-linux-gnu',
+  win32: 'pc-windows-msvc',
+};
+
+const ARCH_MAP = {
+  x64: 'x86_64',
+  arm64: 'aarch64',
+};
+
+const platformStr = PLATFORM_MAP[PLATFORM];
+const archStr = ARCH_MAP[ARCH];
+
+if (!platformStr || !archStr) {
+  console.error(`Unsupported platform: ${PLATFORM}-${ARCH}`);
+  process.exit(1);
+}
+
+const binaryName = PLATFORM === 'win32' ? 'engram-mcp.exe' : 'engram-mcp';
+const targetDir = path.join(__dirname, '..', 'bin');
+const targetPath = path.join(targetDir, binaryName);
+
+// For now, just create a placeholder - real binaries come from GitHub releases
+console.log(`Engram MCP v${VERSION} installed for ${archStr}-${platformStr}`);
+console.log(`Binary location: ${targetPath}`);
+
+// Ensure bin directory exists
+if (!fs.existsSync(targetDir)) {
+  fs.mkdirSync(targetDir, { recursive: true });
+}