fix: load API keys from .env at runtime — never embed credentials in cron payloads or source code

.gitignore

@@ -1,4 +1,5 @@
 node_modules/
+.env
 
 # Runtime data — never commit
 data/jobs_queue.json

job_applier.mjs

@@ -1,4 +1,6 @@
 #!/usr/bin/env node
+import { loadEnv } from './lib/env.mjs';
+loadEnv(); // load .env before anything else
 /**
  * job_applier.mjs — claw-apply Job Applier
  * Reads jobs queue and applies using the appropriate handler per apply_type

job_searcher.mjs

@@ -4,6 +4,10 @@
  * Searches LinkedIn + Wellfound and populates the jobs queue
  * Run via cron or manually: node job_searcher.mjs
  */
+import { loadEnv } from './lib/env.mjs';
+loadEnv(); // load .env before anything else
+/**
+ */
 import { dirname, resolve } from 'path';
 import { fileURLToPath } from 'url';
 

lib/env.mjs

@@ -0,0 +1,27 @@
+/**
+ * env.mjs — Load .env file if present
+ * Reads key=value pairs from .env and sets process.env for any missing vars.
+ * Never overwrites vars already set in the environment.
+ */
+import { existsSync, readFileSync } from 'fs';
+import { resolve, dirname } from 'path';
+import { fileURLToPath } from 'url';
+
+const __dir = dirname(fileURLToPath(import.meta.url));
+const envPath = resolve(__dir, '../.env');
+
+export function loadEnv() {
+  if (!existsSync(envPath)) return;
+  const lines = readFileSync(envPath, 'utf8').split('\n');
+  for (const line of lines) {
+    const trimmed = line.trim();
+    if (!trimmed || trimmed.startsWith('#')) continue;
+    const eq = trimmed.indexOf('=');
+    if (eq === -1) continue;
+    const key = trimmed.slice(0, eq).trim();
+    const val = trimmed.slice(eq + 1).trim().replace(/^["']|["']$/g, '');
+    if (key && !(key in process.env)) {
+      process.env[key] = val;
+    }
+  }
+}

setup.mjs

@@ -4,10 +4,12 @@
  * Verifies config, tests logins, registers cron jobs
  * Run once after configuring: node setup.mjs
  */
-import { existsSync, mkdirSync } from 'fs';
+import { existsSync, mkdirSync, writeFileSync } from 'fs';
 import { dirname, resolve } from 'path';
 import { fileURLToPath } from 'url';
 import { loadConfig } from './lib/queue.mjs';
+import { loadEnv } from './lib/env.mjs';
+loadEnv();
 
 const __dir = dirname(fileURLToPath(import.meta.url));
 
@@ -46,6 +48,16 @@ async function main() {
   mkdirSync(resolve(__dir, 'data'), { recursive: true });
   console.log('\n✅ Data directory ready');
 
+  // Write .env file with API keys (gitignored — never embedded in cron payloads)
+  const envPath = resolve(__dir, '.env');
+  const envLines = [];
+  if (process.env.KERNEL_API_KEY) envLines.push(`KERNEL_API_KEY=${process.env.KERNEL_API_KEY}`);
+  if (process.env.ANTHROPIC_API_KEY) envLines.push(`ANTHROPIC_API_KEY=${process.env.ANTHROPIC_API_KEY}`);
+  if (envLines.length) {
+    writeFileSync(envPath, envLines.join('\n') + '\n', { mode: 0o600 });
+    console.log('✅ API keys written to .env (mode 600, gitignored)');
+  }
+
   // Test Telegram
   if (settings.notifications?.bot_token && settings.notifications?.telegram_user_id) {
     const { sendTelegram } = await import('./lib/notify.mjs');
@@ -88,9 +100,8 @@ async function main() {
   const telegramUserId = settings.notifications?.telegram_user_id;
   const searchSchedule = settings.schedules?.search || '0 * * * *';
   const applySchedule = settings.schedules?.apply || '0 */6 * * *';
-  const kernelApiKey = process.env.KERNEL_API_KEY;
-  const anthropicApiKey = process.env.ANTHROPIC_API_KEY || '';
 
+  // API keys are loaded from .env at runtime — never embedded in cron payloads
   if (gatewayToken && telegramUserId) {
     console.log('\nRegistering cron jobs...');
     const headers = { 'Content-Type': 'application/json', Authorization: `Bearer ${gatewayToken}` };
@@ -100,7 +111,7 @@ async function main() {
       schedule: { kind: 'cron', expr: searchSchedule, tz: settings.timezone || 'America/Los_Angeles' },
       payload: {
         kind: 'agentTurn',
-        message: `Run the claw-apply job searcher: \`cd ${__dir} && KERNEL_API_KEY=${kernelApiKey}${anthropicApiKey ? ` ANTHROPIC_API_KEY=${anthropicApiKey}` : ''} node job_searcher.mjs 2>&1\`. Report how many new jobs were found.`,
+        message: `Run the claw-apply job searcher: \`cd ${__dir} && node job_searcher.mjs 2>&1\`. Report how many new jobs were found.`,
         timeoutSeconds: 0,
       },
       delivery: { mode: 'announce', to: telegramUserId },
@@ -113,7 +124,7 @@ async function main() {
       schedule: { kind: 'cron', expr: applySchedule, tz: settings.timezone || 'America/Los_Angeles' },
       payload: {
         kind: 'agentTurn',
-        message: `Run the claw-apply job applier: \`cd ${__dir} && KERNEL_API_KEY=${kernelApiKey}${anthropicApiKey ? ` ANTHROPIC_API_KEY=${anthropicApiKey}` : ''} node job_applier.mjs 2>&1\`. Report results.`,
+        message: `Run the claw-apply job applier: \`cd ${__dir} && node job_applier.mjs 2>&1\`. Report results.`,
         timeoutSeconds: 0,
       },
       delivery: { mode: 'announce', to: telegramUserId },