Support for additional S3 providers (#71)

* support for other s3 providers

* remove redundant route options

* use type safe env

* prettier

next.config.js

@@ -1,14 +1,27 @@
+/** 
+ * Undefined entries are not supported. Push optional patterns to this array only if defined.
+ * @type {import('next/dist/shared/lib/image-config').RemotePattern}
+ */
+const remotePatterns = []
+
+// S3 Storage
+if (process.env.S3_UPLOAD_ENDPOINT) {
+  // custom endpoint for providers other than AWS
+  const url = new URL(process.env.S3_UPLOAD_ENDPOINT);
+  remotePatterns.push({
+    hostname: url.hostname,
+  })
+} else if (process.env.S3_UPLOAD_BUCKET && process.env.S3_UPLOAD_REGION) {
+  // default provider
+  remotePatterns.push({
+    hostname: `${process.env.S3_UPLOAD_BUCKET}.s3.${process.env.S3_UPLOAD_REGION}.amazonaws.com`,
+  })
+}
+
 /** @type {import('next').NextConfig} */
 const nextConfig = {
   images: {
-    remotePatterns:
-      process.env.S3_UPLOAD_BUCKET && process.env.S3_UPLOAD_REGION
-        ? [
-            {
-              hostname: `${process.env.S3_UPLOAD_BUCKET}.s3.${process.env.S3_UPLOAD_REGION}.amazonaws.com`,
-            },
-          ]
-        : [],
+    remotePatterns
   },
 }