From 16148d587822dae00de89404c29d7200ed6a3a56 Mon Sep 17 00:00:00 2001
From: Hidde Wieringa <hidde@hiddewieringa.nl>
Date: Sun, 31 May 2026 20:47:03 +0200
Subject: [PATCH 1/4] enable MVT conversion

---
 martin/configuration.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/martin/configuration.yml b/martin/configuration.yml
index e07490f15..69550122c 100644
--- a/martin/configuration.yml
+++ b/martin/configuration.yml
@@ -21,6 +21,9 @@ postgres:
   # # You may set this to `false` to disable.
   auto_publish: false
 
+  # Convert tiles to MVT when the client requests such tiles
+  convert_to_mvt: auto
+
   # No tables, see function sources below
   tables: {}
 

From 869036c802bd72afad617252edd56fa090aed297 Mon Sep 17 00:00:00 2001
From: Hidde Wieringa <hidde@hiddewieringa.nl>
Date: Sun, 31 May 2026 20:52:01 +0200
Subject: [PATCH 2/4] enable MLT conversion

---
 martin/configuration.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/martin/configuration.yml b/martin/configuration.yml
index 69550122c..0780981eb 100644
--- a/martin/configuration.yml
+++ b/martin/configuration.yml
@@ -21,8 +21,8 @@ postgres:
   # # You may set this to `false` to disable.
   auto_publish: false
 
-  # Convert tiles to MVT when the client requests such tiles
-  convert_to_mvt: auto
+  # Convert tiles to MapLibre Tiles (MLT) when the client requests such tiles
+  convert_to_mlt: auto
 
   # No tables, see function sources below
   tables: {}

From f18f003207d9576fc985f1f3d3fcf63e8f6153f0 Mon Sep 17 00:00:00 2001
From: Hidde Wieringa <hidde@hiddewieringa.nl>
Date: Sun, 31 May 2026 20:59:05 +0200
Subject: [PATCH 3/4] Martin 1.10.1

---
 martin.Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/martin.Dockerfile b/martin.Dockerfile
index dc771c21f..0b8ad2be3 100644
--- a/martin.Dockerfile
+++ b/martin.Dockerfile
@@ -1,4 +1,4 @@
-FROM ghcr.io/maplibre/martin:1.8.2@sha256:7137cad2facf21ef4af6cbef051ce0553b717e8289fde57b50b50c5ac93275b7
+FROM ghcr.io/maplibre/martin:1.10.1@sha256:808afb520272ebf37ea582b0191bd7a2d87c3cf89a552000883bfbdbced9688c
 
 COPY martin /config
 COPY symbols /symbols

From ec4aab07b21d6f240342c7273c2186904399ce48 Mon Sep 17 00:00:00 2001
From: Hidde Wieringa <hidde@hiddewieringa.nl>
Date: Sat, 13 Jun 2026 19:30:47 +0200
Subject: [PATCH 4/4] encoding, headers

---
 proxy/js/styles.mjs |  3 ++-
 proxy/js/ui.js      | 10 ++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/proxy/js/styles.mjs b/proxy/js/styles.mjs
index a7a6b9c3d..90a0a0627 100644
--- a/proxy/js/styles.mjs
+++ b/proxy/js/styles.mjs
@@ -570,8 +570,9 @@ const sources = {
   },
   high: {
     type: 'vector',
-    url: '/railway_line_high,railway_text_km',
+    url: '/railway_line_high',
     promoteId: 'id',
+    encoding: 'mlt',
   },
   openrailwaymap_standard: {
     type: 'vector',
diff --git a/proxy/js/ui.js b/proxy/js/ui.js
index 3a2bae554..819154154 100644
--- a/proxy/js/ui.js
+++ b/proxy/js/ui.js
@@ -1185,6 +1185,16 @@ const map = new maplibregl.Map({
   maxZoom: globalMaxZoom,
   attributionControl: false,
   renderWorldCopies: false,
+  transformRequest: function(url, resourceType) {
+    if (resourceType === 'Tile' && url && url.startsWith('http://localhost:8000/railway_line_high')) {
+      return {
+        url,
+        headers: {
+          'Accept': 'application/vnd.maplibre-tile'
+        },
+      }
+    }
+  },
   ...(configuration.view || defaultConfiguration.view),
 });