feat: deliver v1.8.0 harness reliability and parity updates

scripts/hooks/run-with-flags.js

@@ -0,0 +1,80 @@
+#!/usr/bin/env node
+/**
+ * Executes a hook script only when enabled by ECC hook profile flags.
+ *
+ * Usage:
+ *   node run-with-flags.js <hookId> <scriptRelativePath> [profilesCsv]
+ */
+
+'use strict';
+
+const fs = require('fs');
+const path = require('path');
+const { spawnSync } = require('child_process');
+const { isHookEnabled } = require('../lib/hook-flags');
+
+const MAX_STDIN = 1024 * 1024;
+
+function readStdinRaw() {
+  return new Promise(resolve => {
+    let raw = '';
+    process.stdin.setEncoding('utf8');
+    process.stdin.on('data', chunk => {
+      if (raw.length < MAX_STDIN) {
+        const remaining = MAX_STDIN - raw.length;
+        raw += chunk.substring(0, remaining);
+      }
+    });
+    process.stdin.on('end', () => resolve(raw));
+    process.stdin.on('error', () => resolve(raw));
+  });
+}
+
+function getPluginRoot() {
+  if (process.env.CLAUDE_PLUGIN_ROOT && process.env.CLAUDE_PLUGIN_ROOT.trim()) {
+    return process.env.CLAUDE_PLUGIN_ROOT;
+  }
+  return path.resolve(__dirname, '..', '..');
+}
+
+async function main() {
+  const [, , hookId, relScriptPath, profilesCsv] = process.argv;
+  const raw = await readStdinRaw();
+
+  if (!hookId || !relScriptPath) {
+    process.stdout.write(raw);
+    process.exit(0);
+  }
+
+  if (!isHookEnabled(hookId, { profiles: profilesCsv })) {
+    process.stdout.write(raw);
+    process.exit(0);
+  }
+
+  const pluginRoot = getPluginRoot();
+  const scriptPath = path.join(pluginRoot, relScriptPath);
+
+  if (!fs.existsSync(scriptPath)) {
+    process.stderr.write(`[Hook] Script not found for ${hookId}: ${scriptPath}\n`);
+    process.stdout.write(raw);
+    process.exit(0);
+  }
+
+  const result = spawnSync('node', [scriptPath], {
+    input: raw,
+    encoding: 'utf8',
+    env: process.env,
+    cwd: process.cwd(),
+  });
+
+  if (result.stdout) process.stdout.write(result.stdout);
+  if (result.stderr) process.stderr.write(result.stderr);
+
+  const code = Number.isInteger(result.status) ? result.status : 0;
+  process.exit(code);
+}
+
+main().catch(err => {
+  process.stderr.write(`[Hook] run-with-flags error: ${err.message}\n`);
+  process.exit(0);
+});