From 45df54f2b3515b7c4dc8ab7de5649408f1a5fdec Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Lohrer?= <info.empeiria@gmail.com>
Date: Tue, 28 Apr 2026 08:08:46 +0200
Subject: [PATCH] feat(snapshot): config-loader mit env-validierung

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
---
 snapshot/src/core/config.ts   | 15 +++++++++++++++
 snapshot/tests/config.test.ts | 22 ++++++++++++++++++++++
 2 files changed, 37 insertions(+)
 create mode 100644 snapshot/src/core/config.ts
 create mode 100644 snapshot/tests/config.test.ts

diff --git a/snapshot/src/core/config.ts b/snapshot/src/core/config.ts
new file mode 100644
index 0000000..bf783ab
--- /dev/null
+++ b/snapshot/src/core/config.ts
@@ -0,0 +1,15 @@
+export interface Config {
+  authorPubkeyHex: string
+  bootstrapRelay: string
+}
+
+export function loadConfig(): Config {
+  const authorPubkeyHex = Deno.env.get('AUTHOR_PUBKEY_HEX')
+  const bootstrapRelay = Deno.env.get('BOOTSTRAP_RELAY')
+  if (!authorPubkeyHex) throw new Error('AUTHOR_PUBKEY_HEX fehlt in env')
+  if (!/^[0-9a-f]{64}$/i.test(authorPubkeyHex)) {
+    throw new Error('AUTHOR_PUBKEY_HEX muss 64 hex chars sein')
+  }
+  if (!bootstrapRelay) throw new Error('BOOTSTRAP_RELAY fehlt in env')
+  return { authorPubkeyHex, bootstrapRelay }
+}
diff --git a/snapshot/tests/config.test.ts b/snapshot/tests/config.test.ts
new file mode 100644
index 0000000..f34d6bc
--- /dev/null
+++ b/snapshot/tests/config.test.ts
@@ -0,0 +1,22 @@
+import { assertEquals, assertThrows } from '@std/assert'
+import { loadConfig } from '../src/core/config.ts'
+
+Deno.test('loadConfig liest pubkey + bootstrap relay', () => {
+  Deno.env.set('AUTHOR_PUBKEY_HEX', '4fa5d1c413e2b45e10d40bf3562ab701a5331206e359c90baae0e99bfd6c6e41')
+  Deno.env.set('BOOTSTRAP_RELAY', 'wss://relay.primal.net')
+  const cfg = loadConfig()
+  assertEquals(cfg.authorPubkeyHex, '4fa5d1c413e2b45e10d40bf3562ab701a5331206e359c90baae0e99bfd6c6e41')
+  assertEquals(cfg.bootstrapRelay, 'wss://relay.primal.net')
+})
+
+Deno.test('loadConfig wirft bei fehlendem AUTHOR_PUBKEY_HEX', () => {
+  Deno.env.delete('AUTHOR_PUBKEY_HEX')
+  Deno.env.set('BOOTSTRAP_RELAY', 'wss://relay.primal.net')
+  assertThrows(() => loadConfig(), Error, 'AUTHOR_PUBKEY_HEX')
+})
+
+Deno.test('loadConfig wirft bei ungueltigem hex', () => {
+  Deno.env.set('AUTHOR_PUBKEY_HEX', 'nicht-hex')
+  Deno.env.set('BOOTSTRAP_RELAY', 'wss://relay.primal.net')
+  assertThrows(() => loadConfig(), Error, '64 hex')
+})