diff --git a/app/components/MapView.client.vue b/app/components/MapView.client.vue
index c342a75..4dd1418 100644
--- a/app/components/MapView.client.vue
+++ b/app/components/MapView.client.vue
@@ -241,13 +241,15 @@ function renderRoute(route: RouteResult, selected: number) {
   const pts: [number, number][] = []
   if (it) {
     const nodes = [it.legs[0]?.fromCoords, ...it.legs.map((l) => l.toCoords)].filter(Boolean) as [number, number][]
-    nodes.forEach((c, i) => {
+    // A loop and not `forEach`: inside a callback TypeScript widens `map` back to nullable,
+    // the guard at the top of the function no longer covering it.
+    for (const [i, c] of nodes.entries()) {
       pts.push(c)
       if (i > 0 && i < nodes.length - 1) {
         const el = dot('#14b8b0', 14)
         markers.set(`__via_${i}__`, new maplibregl.Marker({ element: el }).setLngLat([c[1], c[0]]).addTo(map))
       }
-    })
+    }
     if (nodes.length > 1) {
       map.addSource('route-line', {
         type: 'geojson',
diff --git a/app/components/RoutePanel.vue b/app/components/RoutePanel.vue
index 7aa3898..65c0df7 100644
--- a/app/components/RoutePanel.vue
+++ b/app/components/RoutePanel.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import type { RouteResult } from '~~/shared/types'
 
-const props = defineProps<{
+defineProps<{
   route: (RouteResult & { truncated?: boolean }) | null | undefined
   pending: boolean
   error: unknown
diff --git a/app/components/SearchBar.vue b/app/components/SearchBar.vue
index 04070cb..09a90ae 100644
--- a/app/components/SearchBar.vue
+++ b/app/components/SearchBar.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import type { SearchMode } from '~~/shared/types'
 import { todayISO, lastBookableISO, BOOKING_WINDOW_DAYS } from '~~/shared/window'
-import { cleanString } from '~~/server/utils/normalize'
+import { cleanString } from '~~/shared/normalize'
 
 type BarMode = SearchMode | 'route'
 /** How dates are picked. The search mode follows from it, it is never chosen directly. */
diff --git a/app/components/StationInput.vue b/app/components/StationInput.vue
index 13a0c61..214d601 100644
--- a/app/components/StationInput.vue
+++ b/app/components/StationInput.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { cleanString } from '~~/server/utils/normalize'
+import { cleanString } from '~~/shared/normalize'
 
 /** Station field with autocomplete, built to live *inside* a bordered group: it has no
  *  border or background of its own, and its label is inline. */
diff --git a/app/composables/useStations.ts b/app/composables/useStations.ts
index 040d8b2..09cd829 100644
--- a/app/composables/useStations.ts
+++ b/app/composables/useStations.ts
@@ -1,4 +1,4 @@
-import { cleanString } from '~~/server/utils/normalize'
+import { cleanString } from '~~/shared/normalize'
 
 export function useStations() {
   const { data: stations } = useFetch<string[]>('/api/stations', {
diff --git a/package.json b/package.json
index 5b09876..ae034d4 100644
--- a/package.json
+++ b/package.json
@@ -25,11 +25,8 @@
   },
   "devDependencies": {
     "@nuxt/eslint": "^1.16.0",
-    "@nuxt/image": "^2.1.0",
     "@nuxt/test-utils": "^4.1.0",
-    "@vue/test-utils": "^2.4.11",
     "eslint": "^10.8.0",
-    "happy-dom": "^20.11.1",
     "typescript": "~6.0.3",
     "vitest": "^4.1.10",
     "vue-tsc": "^3.3.9"
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 724839f..e5fe8c1 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -30,21 +30,12 @@ importers:
       '@nuxt/eslint':
         specifier: ^1.16.0
         version: 1.16.0(@typescript-eslint/utils@8.65.0(eslint@10.8.0(jiti@2.7.0)(supports-color@10.2.2))(supports-color@10.2.2)(typescript@6.0.3))(@vue/compiler-sfc@3.5.40)(esbuild@0.28.1)(eslint@10.8.0(jiti@2.7.0)(supports-color@10.2.2))(magic-string@1.1.0)(magicast@0.5.4)(oxc-parser@0.140.0)(rolldown@1.2.1)(rollup@4.62.3)(srvx@0.11.22)(supports-color@10.2.2)(typescript@6.0.3)(unplugin@3.3.0(esbuild@0.28.1)(rolldown@1.2.1)(rollup@4.62.3)(vite@8.2.0(@types/node@26.1.2)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.49.0)(yaml@2.9.0)))(vite@8.2.0(@types/node@26.1.2)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.49.0)(yaml@2.9.0))
-      '@nuxt/image':
-        specifier: ^2.1.0
-        version: 2.1.0(@types/node@26.1.2)(magic-string@1.1.0)(magicast@0.5.4)(oxc-parser@0.140.0)(rolldown@1.2.1)(unplugin@3.3.0(esbuild@0.28.1)(rolldown@1.2.1)(rollup@4.62.3)(vite@8.2.0(@types/node@26.1.2)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.49.0)(yaml@2.9.0)))(unstorage@1.17.5(db0@0.3.4)(ioredis@5.11.1(supports-color@10.2.2)))
       '@nuxt/test-utils':
         specifier: ^4.1.0
         version: 4.1.0(@vue/test-utils@2.4.11(@vue/compiler-dom@3.5.40)(@vue/server-renderer@3.5.40)(vue@3.5.40(typescript@6.0.3)))(esbuild@0.28.1)(happy-dom@20.11.1)(magicast@0.5.4)(rolldown@1.2.1)(rollup@4.62.3)(typescript@6.0.3)(vite@8.2.0(@types/node@26.1.2)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.49.0)(yaml@2.9.0))(vitest@4.1.10(@types/node@26.1.2)(happy-dom@20.11.1)(vite@8.2.0(@types/node@26.1.2)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.49.0)(yaml@2.9.0)))
-      '@vue/test-utils':
-        specifier: ^2.4.11
-        version: 2.4.11(@vue/compiler-dom@3.5.40)(@vue/server-renderer@3.5.40)(vue@3.5.40(typescript@6.0.3))
       eslint:
         specifier: ^10.8.0
         version: 10.8.0(jiti@2.7.0)(supports-color@10.2.2)
-      happy-dom:
-        specifier: ^20.11.1
-        version: 20.11.1
       typescript:
         specifier: ~6.0.3
         version: 6.0.3
@@ -269,9 +260,6 @@ packages:
   '@emnapi/runtime@1.11.2':
     resolution: {integrity: sha512-kyOl3X0DuTiT1h2ft8r2fYO8JYtU9a9Xis/zBSiGArNaagCOWx90N1k2wxp18czFDH+OgcWGb5ZP/XMt3dcyPA==}
 
-  '@emnapi/runtime@1.11.3':
-    resolution: {integrity: sha512-Xz4Tpyki7XyrpbUK1jR1AhdAdaXyhhY4lZ3neLodmhpuWfy2PAQN5B46sAiU4liOXGLkHypn/qU+jvfWSCYYLA==}
-
   '@emnapi/runtime@2.0.0-alpha.3':
     resolution: {integrity: sha512-hFPAhMUjJD9BSyCANEISPOogeXC9Zo9ZQl7L6vKnaVsMkCtzznaW/naYypeyl0Gv5rYfWYsZbpixTMpjDJzQeA==}
 
@@ -527,168 +515,6 @@ packages:
     resolution: {integrity: sha512-bV0Tgo9K4hfPCek+aMAn81RppFKv2ySDQeMoSZuvTASywNTnVJCArCZE2FWqpvIatKu7VMRLWlR1EazvVhDyhQ==}
     engines: {node: '>=18.18'}
 
-  '@img/colour@1.1.0':
-    resolution: {integrity: sha512-Td76q7j57o/tLVdgS746cYARfSyxk8iEfRxewL9h4OMzYhbW4TAcppl0mT4eyqXddh6L/jwoM75mo7ixa/pCeQ==}
-    engines: {node: '>=18'}
-
-  '@img/sharp-darwin-arm64@0.35.3':
-    resolution: {integrity: sha512-RMnFX7YQsMoh7lWfcM4NEHHymBX/rLuKNPVM84XE9ONPcaSCDgE7CHIHpSgPcO2xcRthgBy1HfNO319mwhIAkg==}
-    engines: {node: '>=20.9.0'}
-    cpu: [arm64]
-    os: [darwin]
-
-  '@img/sharp-darwin-x64@0.35.3':
-    resolution: {integrity: sha512-Xo+5uFBtLN0BKqieTxiFzFPQAUlBbbH5iBKyRX/z1JrbnYsHTfKJnUfL8+p2TPXr1pXqao4eeL4Rl144uDpK9w==}
-    engines: {node: '>=20.9.0'}
-    cpu: [x64]
-    os: [darwin]
-
-  '@img/sharp-freebsd-wasm32@0.35.3':
-    resolution: {integrity: sha512-lUxcqWIj2wMQ9BrwNjngcr1gWUr5xgaGThBRqPPalIC2n67Cqj1uPh8NnA/ZhAg8hUbKl+kVHKwgUIwe6ZYPrg==}
-    engines: {node: '>=20.9.0'}
-    os: [freebsd]
-
-  '@img/sharp-libvips-darwin-arm64@1.3.2':
-    resolution: {integrity: sha512-9J6ypZFpQBj4YnePGoq/S38w6nz+vqg5WZLrLGY4YuSemdMq47GMLBPO42MzwdGwpg/agZ7xzZcFHa48xlywfg==}
-    cpu: [arm64]
-    os: [darwin]
-
-  '@img/sharp-libvips-darwin-x64@1.3.2':
-    resolution: {integrity: sha512-m2pW1n6cns9VaubNwsZ+c3CRYjxNQWgJ5gPlnL1nbBcpkBvFm6SCFN5o0psFHI8w9n11NKhFkeEDns98tiqbEw==}
-    cpu: [x64]
-    os: [darwin]
-
-  '@img/sharp-libvips-linux-arm64@1.3.2':
-    resolution: {integrity: sha512-dqVSFynCox4C/J8kT16V7SIFAns0IjgLwkvYT7p8LQVmJ5OS5b6tI9IGflxTeuBS//zXeFIUbwt5dwxyZ17cnA==}
-    cpu: [arm64]
-    os: [linux]
-    libc: [glibc]
-
-  '@img/sharp-libvips-linux-arm@1.3.2':
-    resolution: {integrity: sha512-1eMLzy92I4J6rmi4mAT8yC3HxOtniyGELlzGbNMLLeqe052ahFQ0h6LFq+lh5DsDIdYViIDst08abvSbcEdLXQ==}
-    cpu: [arm]
-    os: [linux]
-    libc: [glibc]
-
-  '@img/sharp-libvips-linux-ppc64@1.3.2':
-    resolution: {integrity: sha512-3z0NHDxD6n5I9gc05U1eW1AyRm+Gznzq3naMrthPNqE6oYykcogW0l/jfpJdjYnuNl8R7yI9pNbE1XiUeyq0Aw==}
-    cpu: [ppc64]
-    os: [linux]
-    libc: [glibc]
-
-  '@img/sharp-libvips-linux-riscv64@1.3.2':
-    resolution: {integrity: sha512-bsb4rI+NldGOsXuej2r8OdSS8+zXDVaCWxyWrcv6kneTOlgAHtZABRzBBCwdsPiD90J4myNJuHpg6kA20ImW/w==}
-    cpu: [riscv64]
-    os: [linux]
-    libc: [glibc]
-
-  '@img/sharp-libvips-linux-s390x@1.3.2':
-    resolution: {integrity: sha512-/ABshyj8gCpyIrNXnHn4LorDJ0HHm1VhXPBlxZ8zAtfVPAaSafXPGn+sUSIRiwaSBy0mmFjSjiXI5mkcwdChKQ==}
-    cpu: [s390x]
-    os: [linux]
-    libc: [glibc]
-
-  '@img/sharp-libvips-linux-x64@1.3.2':
-    resolution: {integrity: sha512-ITPEtgffGJ0S6G9dRyw/366tJQqFRcHWPHhC+Stpg3Z8AEMrDrTr2lhdz4f/Y/HMbRh//7Z5mBzEpVdi62Oc3w==}
-    cpu: [x64]
-    os: [linux]
-    libc: [glibc]
-
-  '@img/sharp-libvips-linuxmusl-arm64@1.3.2':
-    resolution: {integrity: sha512-zE9EdiUzUmg5mDT5a1rk5fYJ6GWPloTwWBYDS14naqHsL+EaMpDj1AWnpLgh3u0YCORv2Tt50wrcrpYqkP97Kw==}
-    cpu: [arm64]
-    os: [linux]
-    libc: [musl]
-
-  '@img/sharp-libvips-linuxmusl-x64@1.3.2':
-    resolution: {integrity: sha512-m0lrLiUt+lBYnCFr8qV/65yMR4E/c7/wf78I5eKTdkEakFAlZ9QlzEM3QIhhAwVeUhLAHLcCq7a7Vszq/oFNZQ==}
-    cpu: [x64]
-    os: [linux]
-    libc: [musl]
-
-  '@img/sharp-linux-arm64@0.35.3':
-    resolution: {integrity: sha512-QgKDspHPnrU+GQ55XPhGwyhC8acLVOOSyAvo1oVfFmrIXLkDNmGWzAfDZ4xK8oSA1qBQrALcHX0G5UZni/SuFQ==}
-    engines: {node: '>=20.9.0'}
-    cpu: [arm64]
-    os: [linux]
-    libc: [glibc]
-
-  '@img/sharp-linux-arm@0.35.3':
-    resolution: {integrity: sha512-affVWCTLooy8TSxbDx2qkzuDeaWLNVBA+P//FNBirHsXpP2fuBhk5AuboYUnrDnzoXes8GFjpTx0SBFOCRg+FA==}
-    engines: {node: '>=20.9.0'}
-    cpu: [arm]
-    os: [linux]
-    libc: [glibc]
-
-  '@img/sharp-linux-ppc64@0.35.3':
-    resolution: {integrity: sha512-sMd8rDxmpLOwv/7N44klFjOD5DUO7FLdjiXDI0hoxYaf7Ar262dQIEkosE98bps+5HPLtp/EvNqeqQtOycP/IA==}
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-    cpu: [ppc64]
-    os: [linux]
-    libc: [glibc]
-
-  '@img/sharp-linux-riscv64@0.35.3':
-    resolution: {integrity: sha512-0Eob78yjlYPfL5vMNWAW55l3R9Y6BQS/gOfe0ZcP9mEz9ohhKSt4im1hayiknXgf8AWrFqMvJcKIdmLmEe7yeQ==}
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-    cpu: [riscv64]
-    os: [linux]
-    libc: [glibc]
-
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-    resolution: {integrity: sha512-KgAxQ0DxpNOq1rG2t5cgTgShJFGSuU7XO45cqC+1NVOuZnP6tlgZRuSYOfNupGkHID0o3cJOsw4DVeJpMovcGw==}
-    engines: {node: '>=20.9.0'}
-    cpu: [s390x]
-    os: [linux]
-    libc: [glibc]
-
-  '@img/sharp-linux-x64@0.35.3':
-    resolution: {integrity: sha512-8pqvxubL2PGdhlPy6GLqzDYMUjyRmKAwKHYKixpdJYBUK7PJ0C029XdsnpFIdgRZG68fZiGdHVWcKPvtiPB4cA==}
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-    cpu: [x64]
-    os: [linux]
-    libc: [glibc]
-
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-    resolution: {integrity: sha512-Vz0iQjzzcSX3HCbfwFfCSG/9SCIqyO0mH2sXyiHaAYfBk0cRsCWXRyQYX0ovCK/PAQBbTzQ0dsPQHh5MAFL59w==}
-    engines: {node: '>=20.9.0'}
-    cpu: [arm64]
-    os: [linux]
-    libc: [musl]
-
-  '@img/sharp-linuxmusl-x64@0.35.3':
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-    engines: {node: '>=20.9.0'}
-    cpu: [x64]
-    os: [linux]
-    libc: [musl]
-
-  '@img/sharp-wasm32@0.35.3':
-    resolution: {integrity: sha512-cZ0XkcYGpHZkqW6iCkqTcmUC0CD9DhD5d/qeZlZkfRBn6GnHniZXLUo5+9xw8Iv76YE6LQFN9YNBlKREcCG76w==}
-    engines: {node: '>=20.9.0'}
-
-  '@img/sharp-webcontainers-wasm32@0.35.3':
-    resolution: {integrity: sha512-2rnq7bX3NzeR2T4YWgz8qiG4h3TSdMe+vN1iQXpJleSJ3SM5zQ8Fy2SyyXAWlbxpEZ2Y+Z4u1BePgJEYbSy80Q==}
-    engines: {node: '>=20.9.0'}
-    cpu: [wasm32]
-
-  '@img/sharp-win32-arm64@0.35.3':
-    resolution: {integrity: sha512-4bPwFdMbeC4JQ8L8LOyWp6nsHcboP5fxkp6iPOXz2Vg49R42TuMs2whkJ5OAP4/Ul035qOzy0AecOF9VOscn4w==}
-    engines: {node: '>=20.9.0'}
-    cpu: [arm64]
-    os: [win32]
-
-  '@img/sharp-win32-ia32@0.35.3':
-    resolution: {integrity: sha512-r53mXsBN6lFUDiST764SvgwUdHAqM4rPAiDzAmf4fLoB6X/rkfyTrLCg6+g17wJJiCmB3JYgHuUldCWUIRFSXw==}
-    engines: {node: ^20.9.0}
-    cpu: [ia32]
-    os: [win32]
-
-  '@img/sharp-win32-x64@0.35.3':
-    resolution: {integrity: sha512-D4y1vNeZrIIJCN+uHaWVtH86B+aCrdMYYjicy9pXHvbGZeGYLLSd3wdVuC37FxVXlU1ARsk84eKWfWMXGYEqvA==}
-    engines: {node: '>=20.9.0'}
-    cpu: [x64]
-    os: [win32]
-
   '@ioredis/commands@1.10.0':
     resolution: {integrity: sha512-UmeW7z4LfctwoQ5wkhVzgq8tXkreED2xZGpX+Bg+zA+WJFZCT6c062AfCK/Dfk81xZnnwdhJCUMkitihRaoC2Q==}
 
@@ -778,10 +604,6 @@ packages:
       '@emnapi/core': ^1.7.1 || ^2.0.0-alpha.3
       '@emnapi/runtime': ^1.7.1 || ^2.0.0-alpha.3
 
-  '@noble/hashes@2.2.0':
-    resolution: {integrity: sha512-IYqDGiTXab6FniAgnSdZwgWbomxpy9FtYvLKs7wCUs2a8RkITG+DFGO1DM9cr+E3/RgADRpFjrKVaJ1z6sjtEg==}
-    engines: {node: '>= 20.19.0'}
-
   '@nodelib/fs.scandir@2.1.5':
     resolution: {integrity: sha512-vq24Bq3ym5HEQm2NKCr3yXDwjc7vTsEThRDnkp2DK9p1uqLR+DHurm/NOTo0KG7HYHU7eppKZj3MyqYuMBf62g==}
     engines: {node: '>= 8'}
@@ -857,10 +679,6 @@ packages:
       vite-plugin-eslint2:
         optional: true
 
-  '@nuxt/image@2.1.0':
-    resolution: {integrity: sha512-UzAYq25uhwH1G6jvZBn/SwmniJr77fgF8KzbwUI3MuSdkIP3WQqt/F5wWKXgbGgAWWZGt8Vv2NQ0WZgFuxUBgQ==}
-    engines: {node: ^20.19.0 || >=22.3.0}
-
   '@nuxt/kit@3.21.10':
     resolution: {integrity: sha512-zs1+BZlRK1VlHo37TTzaMXQ+SemS1WeGRtcjWbW1ZoXpL3/ctn2VQu6nFpu6JqsJRd0QAPNS4GYmxGwLK8EHNw==}
     engines: {node: '>=18.12.0'}
@@ -3043,16 +2861,6 @@ packages:
     resolution: {integrity: sha512-ehuGcf94bQXhfagULNXrJdfnWO38v070jxSx/qE87Kjzmu2fU7ro5EFAb+OPituLqgfyuQaym5DlrNydW2sJ9A==}
     engines: {node: '>=12.22.0'}
 
-  ipx@4.0.0-beta.1:
-    resolution: {integrity: sha512-y6bt8CakzpsSO/TiiD8j+1oM+BFJs4rCiJyg8SyBiEaOUIhOu6DFX7lwCpZB/RnUzxVNQFqU4c4IL4MzyRcEQQ==}
-    engines: {node: ^20.16.0 || >=22.3.0}
-    hasBin: true
-    peerDependencies:
-      unstorage: '*'
-    peerDependenciesMeta:
-      unstorage:
-        optional: true
-
   iron-webcrypto@1.2.1:
     resolution: {integrity: sha512-feOM6FaSr6rEABp/eDfVseKyTMDt+KGpeB35SkVn9Tyn0CqvVsY3EwI0v5i8nMHyJnzCIQf7nsy3p41TPkJZhg==}
 
@@ -4129,15 +3937,6 @@ packages:
   setprototypeof@1.2.0:
     resolution: {integrity: sha512-E5LDX7Wrp85Kil5bhZv46j8jOeboKq5JMmYM3gVGdGH8xFpPWXUMsNrlODCrkoxMEeNi/XZIwuRvY4XNwYMJpw==}
 
-  sharp@0.35.3:
-    resolution: {integrity: sha512-ej0zVHuZGHCiABXcNxeYhpRnPNPAcvbG8RMdBAhDAxLKkCRVSpK3Iyu7qbqw3JMzoj0REeM6f3tJLtVwl0023Q==}
-    engines: {node: '>=20.9.0'}
-    peerDependencies:
-      '@types/node': '*'
-    peerDependenciesMeta:
-      '@types/node':
-        optional: true
-
   shebang-command@2.0.0:
     resolution: {integrity: sha512-kHxr2zZpYtdmrN1qDjrrX/Z1rR1kG8Dx+gkpK1G4eXmvXswmcE1hTWBWYUzlraYw1/yZp6YuDY77YtvbN0dmDA==}
     engines: {node: '>=8'}
@@ -5207,11 +5006,6 @@ snapshots:
       tslib: 2.8.1
     optional: true
 
-  '@emnapi/runtime@1.11.3':
-    dependencies:
-      tslib: 2.8.1
-    optional: true
-
   '@emnapi/runtime@2.0.0-alpha.3':
     dependencies:
       tslib: 2.8.1
@@ -5394,113 +5188,6 @@ snapshots:
 
   '@humanwhocodes/retry@0.4.3': {}
 
-  '@img/colour@1.1.0':
-    optional: true
-
-  '@img/sharp-darwin-arm64@0.35.3':
-    optionalDependencies:
-      '@img/sharp-libvips-darwin-arm64': 1.3.2
-    optional: true
-
-  '@img/sharp-darwin-x64@0.35.3':
-    optionalDependencies:
-      '@img/sharp-libvips-darwin-x64': 1.3.2
-    optional: true
-
-  '@img/sharp-freebsd-wasm32@0.35.3':
-    dependencies:
-      '@img/sharp-wasm32': 0.35.3
-    optional: true
-
-  '@img/sharp-libvips-darwin-arm64@1.3.2':
-    optional: true
-
-  '@img/sharp-libvips-darwin-x64@1.3.2':
-    optional: true
-
-  '@img/sharp-libvips-linux-arm64@1.3.2':
-    optional: true
-
-  '@img/sharp-libvips-linux-arm@1.3.2':
-    optional: true
-
-  '@img/sharp-libvips-linux-ppc64@1.3.2':
-    optional: true
-
-  '@img/sharp-libvips-linux-riscv64@1.3.2':
-    optional: true
-
-  '@img/sharp-libvips-linux-s390x@1.3.2':
-    optional: true
-
-  '@img/sharp-libvips-linux-x64@1.3.2':
-    optional: true
-
-  '@img/sharp-libvips-linuxmusl-arm64@1.3.2':
-    optional: true
-
-  '@img/sharp-libvips-linuxmusl-x64@1.3.2':
-    optional: true
-
-  '@img/sharp-linux-arm64@0.35.3':
-    optionalDependencies:
-      '@img/sharp-libvips-linux-arm64': 1.3.2
-    optional: true
-
-  '@img/sharp-linux-arm@0.35.3':
-    optionalDependencies:
-      '@img/sharp-libvips-linux-arm': 1.3.2
-    optional: true
-
-  '@img/sharp-linux-ppc64@0.35.3':
-    optionalDependencies:
-      '@img/sharp-libvips-linux-ppc64': 1.3.2
-    optional: true
-
-  '@img/sharp-linux-riscv64@0.35.3':
-    optionalDependencies:
-      '@img/sharp-libvips-linux-riscv64': 1.3.2
-    optional: true
-
-  '@img/sharp-linux-s390x@0.35.3':
-    optionalDependencies:
-      '@img/sharp-libvips-linux-s390x': 1.3.2
-    optional: true
-
-  '@img/sharp-linux-x64@0.35.3':
-    optionalDependencies:
-      '@img/sharp-libvips-linux-x64': 1.3.2
-    optional: true
-
-  '@img/sharp-linuxmusl-arm64@0.35.3':
-    optionalDependencies:
-      '@img/sharp-libvips-linuxmusl-arm64': 1.3.2
-    optional: true
-
-  '@img/sharp-linuxmusl-x64@0.35.3':
-    optionalDependencies:
-      '@img/sharp-libvips-linuxmusl-x64': 1.3.2
-    optional: true
-
-  '@img/sharp-wasm32@0.35.3':
-    dependencies:
-      '@emnapi/runtime': 1.11.3
-    optional: true
-
-  '@img/sharp-webcontainers-wasm32@0.35.3':
-    dependencies:
-      '@img/sharp-wasm32': 0.35.3
-    optional: true
-
-  '@img/sharp-win32-arm64@0.35.3':
-    optional: true
-
-  '@img/sharp-win32-ia32@0.35.3':
-    optional: true
-
-  '@img/sharp-win32-x64@0.35.3':
-    optional: true
-
   '@ioredis/commands@1.10.0': {}
 
   '@isaacs/cliui@8.0.2':
@@ -5627,8 +5314,6 @@ snapshots:
       '@tybys/wasm-util': 0.10.3
     optional: true
 
-  '@noble/hashes@2.2.0': {}
-
   '@nodelib/fs.scandir@2.1.5':
     dependencies:
       '@nodelib/fs.stat': 2.0.5
@@ -5857,29 +5542,6 @@ snapshots:
       - vite
       - webpack
 
-  '@nuxt/image@2.1.0(@types/node@26.1.2)(magic-string@1.1.0)(magicast@0.5.4)(oxc-parser@0.140.0)(rolldown@1.2.1)(unplugin@3.3.0(esbuild@0.28.1)(rolldown@1.2.1)(rollup@4.62.3)(vite@8.2.0(@types/node@26.1.2)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.49.0)(yaml@2.9.0)))(unstorage@1.17.5(db0@0.3.4)(ioredis@5.11.1(supports-color@10.2.2)))':
-    dependencies:
-      '@noble/hashes': 2.2.0
-      '@nuxt/kit': 4.5.1(magic-string@1.1.0)(magicast@0.5.4)(oxc-parser@0.140.0)(rolldown@1.2.1)(unplugin@3.3.0(esbuild@0.28.1)(rolldown@1.2.1)(rollup@4.62.3)(vite@8.2.0(@types/node@26.1.2)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.49.0)(yaml@2.9.0)))
-      defu: 6.1.7
-      h3: 1.15.11
-      image-meta: 0.2.2
-      knitwork: 1.3.0
-      ohash: 2.0.11
-      pathe: 2.0.3
-      std-env: 4.2.0
-      ufo: 1.6.4
-    optionalDependencies:
-      ipx: 4.0.0-beta.1(@types/node@26.1.2)(unstorage@1.17.5(db0@0.3.4)(ioredis@5.11.1(supports-color@10.2.2)))
-    transitivePeerDependencies:
-      - '@types/node'
-      - magic-string
-      - magicast
-      - oxc-parser
-      - rolldown
-      - unplugin
-      - unstorage
-
   '@nuxt/kit@3.21.10(magicast@0.5.4)':
     dependencies:
       c12: 3.3.4(magicast@0.5.4)
@@ -6151,7 +5813,8 @@ snapshots:
       - vue-tsc
       - yaml
 
-  '@one-ini/wasm@0.1.1': {}
+  '@one-ini/wasm@0.1.1':
+    optional: true
 
   '@oxc-parser/binding-android-arm-eabi@0.140.0':
     optional: true
@@ -6612,14 +6275,17 @@ snapshots:
   '@types/node@26.1.2':
     dependencies:
       undici-types: 8.3.0
+    optional: true
 
   '@types/resolve@1.20.2': {}
 
-  '@types/whatwg-mimetype@3.0.2': {}
+  '@types/whatwg-mimetype@3.0.2':
+    optional: true
 
   '@types/ws@8.18.1':
     dependencies:
       '@types/node': 26.1.2
+    optional: true
 
   '@typescript-eslint/eslint-plugin@8.65.0(@typescript-eslint/parser@8.65.0(eslint@10.8.0(jiti@2.7.0)(supports-color@10.2.2))(supports-color@10.2.2)(typescript@6.0.3))(eslint@10.8.0(jiti@2.7.0)(supports-color@10.2.2))(supports-color@10.2.2)(typescript@6.0.3)':
     dependencies:
@@ -7073,8 +6739,10 @@ snapshots:
       vue-component-type-helpers: 3.3.9
     optionalDependencies:
       '@vue/server-renderer': 3.5.40
+    optional: true
 
-  abbrev@2.0.0: {}
+  abbrev@2.0.0:
+    optional: true
 
   abbrev@3.0.1: {}
 
@@ -7250,6 +6918,7 @@ snapshots:
   buffer-image-size@0.6.4:
     dependencies:
       '@types/node': 26.1.2
+    optional: true
 
   buffer@6.0.3:
     dependencies:
@@ -7320,7 +6989,8 @@ snapshots:
 
   color-name@1.1.4: {}
 
-  commander@10.0.1: {}
+  commander@10.0.1:
+    optional: true
 
   commander@11.1.0: {}
 
@@ -7348,6 +7018,7 @@ snapshots:
     dependencies:
       ini: 1.3.8
       proto-list: 1.2.4
+    optional: true
 
   consola@3.4.2: {}
 
@@ -7550,6 +7221,7 @@ snapshots:
       commander: 10.0.1
       minimatch: 9.0.9
       semver: 7.8.5
+    optional: true
 
   ee-first@1.1.1: {}
 
@@ -8026,6 +7698,7 @@ snapshots:
     transitivePeerDependencies:
       - bufferutil
       - utf-8-validate
+    optional: true
 
   hasown@2.0.4:
     dependencies:
@@ -8090,7 +7763,8 @@ snapshots:
 
   inherits@2.0.4: {}
 
-  ini@1.3.8: {}
+  ini@1.3.8:
+    optional: true
 
   ini@4.1.1: {}
 
@@ -8106,16 +7780,6 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
-  ipx@4.0.0-beta.1(@types/node@26.1.2)(unstorage@1.17.5(db0@0.3.4)(ioredis@5.11.1(supports-color@10.2.2))):
-    dependencies:
-      sharp: 0.35.3(@types/node@26.1.2)
-      srvx: 0.12.5
-    optionalDependencies:
-      unstorage: 1.17.5(db0@0.3.4)(ioredis@5.11.1(supports-color@10.2.2))
-    transitivePeerDependencies:
-      - '@types/node'
-    optional: true
-
   iron-webcrypto@1.2.1: {}
 
   is-builtin-module@5.0.0:
@@ -8186,8 +7850,10 @@ snapshots:
       glob: 10.5.0
       js-cookie: 3.0.8
       nopt: 7.2.1
+    optional: true
 
-  js-cookie@3.0.8: {}
+  js-cookie@3.0.8:
+    optional: true
 
   js-tokens@10.0.0: {}
 
@@ -8633,6 +8299,7 @@ snapshots:
   nopt@7.2.1:
     dependencies:
       abbrev: 2.0.0
+    optional: true
 
   nopt@8.1.0:
     dependencies:
@@ -9139,7 +8806,8 @@ snapshots:
       retry: 0.12.0
       signal-exit: 3.0.7
 
-  proto-list@1.2.4: {}
+  proto-list@1.2.4:
+    optional: true
 
   protocol-buffers-schema@3.6.1: {}
 
@@ -9353,40 +9021,6 @@ snapshots:
 
   setprototypeof@1.2.0: {}
 
-  sharp@0.35.3(@types/node@26.1.2):
-    dependencies:
-      '@img/colour': 1.1.0
-      detect-libc: 2.1.2
-      semver: 7.8.5
-    optionalDependencies:
-      '@img/sharp-darwin-arm64': 0.35.3
-      '@img/sharp-darwin-x64': 0.35.3
-      '@img/sharp-freebsd-wasm32': 0.35.3
-      '@img/sharp-libvips-darwin-arm64': 1.3.2
-      '@img/sharp-libvips-darwin-x64': 1.3.2
-      '@img/sharp-libvips-linux-arm': 1.3.2
-      '@img/sharp-libvips-linux-arm64': 1.3.2
-      '@img/sharp-libvips-linux-ppc64': 1.3.2
-      '@img/sharp-libvips-linux-riscv64': 1.3.2
-      '@img/sharp-libvips-linux-s390x': 1.3.2
-      '@img/sharp-libvips-linux-x64': 1.3.2
-      '@img/sharp-libvips-linuxmusl-arm64': 1.3.2
-      '@img/sharp-libvips-linuxmusl-x64': 1.3.2
-      '@img/sharp-linux-arm': 0.35.3
-      '@img/sharp-linux-arm64': 0.35.3
-      '@img/sharp-linux-ppc64': 0.35.3
-      '@img/sharp-linux-riscv64': 0.35.3
-      '@img/sharp-linux-s390x': 0.35.3
-      '@img/sharp-linux-x64': 0.35.3
-      '@img/sharp-linuxmusl-arm64': 0.35.3
-      '@img/sharp-linuxmusl-x64': 0.35.3
-      '@img/sharp-webcontainers-wasm32': 0.35.3
-      '@img/sharp-win32-arm64': 0.35.3
-      '@img/sharp-win32-ia32': 0.35.3
-      '@img/sharp-win32-x64': 0.35.3
-      '@types/node': 26.1.2
-    optional: true
-
   shebang-command@2.0.0:
     dependencies:
       shebang-regex: 3.0.0
@@ -9644,7 +9278,8 @@ snapshots:
       rolldown: 1.2.1
       unplugin: 3.3.0(esbuild@0.28.1)(rolldown@1.2.1)(rollup@4.62.3)(vite@8.2.0(@types/node@26.1.2)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.49.0)(yaml@2.9.0))
 
-  undici-types@8.3.0: {}
+  undici-types@8.3.0:
+    optional: true
 
   undici@8.9.0: {}
 
@@ -9957,7 +9592,8 @@ snapshots:
     dependencies:
       ufo: 1.6.4
 
-  vue-component-type-helpers@3.3.9: {}
+  vue-component-type-helpers@3.3.9:
+    optional: true
 
   vue-devtools-stub@0.1.0: {}
 
@@ -10027,7 +9663,8 @@ snapshots:
 
   webpack-virtual-modules@0.6.2: {}
 
-  whatwg-mimetype@3.0.0: {}
+  whatwg-mimetype@3.0.0:
+    optional: true
 
   whatwg-url@5.0.0:
     dependencies:
diff --git a/server/utils/booking.ts b/server/utils/booking.ts
index 9dca82a..9586810 100644
--- a/server/utils/booking.ts
+++ b/server/utils/booking.ts
@@ -1,4 +1,4 @@
-import { cleanString } from './normalize'
+import { cleanString } from '~~/shared/normalize'
 import { bookingSlug } from '~~/shared/stations'
 
 /**
diff --git a/server/utils/coords.ts b/server/utils/coords.ts
index ddb50ef..7dce5bd 100644
--- a/server/utils/coords.ts
+++ b/server/utils/coords.ts
@@ -1,4 +1,4 @@
-import { buildCoordsIndex, type CoordsIndex } from './stations'
+import { buildCoordsIndex, type CoordsIndex, type GareRecord } from './stations'
 
 let coordsIndex: CoordsIndex | null = null
 
@@ -6,7 +6,7 @@ let coordsIndex: CoordsIndex | null = null
 export async function getCoordsIndex(): Promise<CoordsIndex> {
   if (!coordsIndex) {
     try {
-      const records = await useStorage('assets:server').getItem<any[]>('gares.json')
+      const records = await useStorage('assets:server').getItem<GareRecord[]>('gares.json')
       coordsIndex = buildCoordsIndex(records || [])
     } catch {
       coordsIndex = new Map()
diff --git a/server/utils/popularity.ts b/server/utils/popularity.ts
index eb1fdb5..6da0ede 100644
--- a/server/utils/popularity.ts
+++ b/server/utils/popularity.ts
@@ -1,4 +1,4 @@
-import { cleanString } from './normalize'
+import { cleanString } from '~~/shared/normalize'
 
 /**
  * Tourist notoriety score per station = number of Wikipedia language editions for the city
diff --git a/server/utils/routing.ts b/server/utils/routing.ts
index 2124504..8d41dc4 100644
--- a/server/utils/routing.ts
+++ b/server/utils/routing.ts
@@ -1,4 +1,4 @@
-import { cleanString, sameStation } from './normalize'
+import { cleanString, sameStation } from '~~/shared/normalize'
 import { fetchOutbound, fetchInbound, type RawRecord } from './sncf'
 import type { Itinerary, RouteLeg } from '~~/shared/types'
 
diff --git a/server/utils/sncf.ts b/server/utils/sncf.ts
index a40cb87..f2bce51 100644
--- a/server/utils/sncf.ts
+++ b/server/utils/sncf.ts
@@ -1,8 +1,12 @@
-import { cleanString } from './normalize'
+import { cleanString } from '~~/shared/normalize'
 import type { Destination, Train } from '~~/shared/types'
 
 const BASE = 'https://data.sncf.com/api/explore/v2.1/catalog/datasets/tgvmax'
 const PAGE = 100
+/** Opendatasoft refuses an offset beyond this on the records endpoint. */
+const MAX_OFFSET = 10000
+/** Pages requested at once. Bounded: the upstream throttles anonymous callers. */
+const CONCURRENCY = 4
 
 export interface RawRecord {
   date: string
@@ -19,10 +23,16 @@ interface RecordsResponse {
   results: RawRecord[]
 }
 
+/** Offsets of the pages following the first one, for an upstream `total_count`. */
+export function pageOffsets(totalCount: number): number[] {
+  const total = Math.min(totalCount || 0, MAX_OFFSET)
+  const offsets: number[] = []
+  for (let offset = PAGE; offset < total; offset += PAGE) offsets.push(offset)
+  return offsets
+}
+
 async function fetchRecords(params: Record<string, string | string[]>): Promise<RawRecord[]> {
-  const all: RawRecord[] = []
-  let offset = 0
-  while (true) {
+  const page = (offset: number) => {
     const url = new URL(`${BASE}/records`)
     for (const [k, v] of Object.entries(params)) {
       if (Array.isArray(v)) v.forEach((x) => url.searchParams.append(k, x))
@@ -30,10 +40,19 @@ async function fetchRecords(params: Record<string, string | string[]>): Promise<
     }
     url.searchParams.set('limit', String(PAGE))
     url.searchParams.set('offset', String(offset))
-    const res = await $fetch<RecordsResponse>(url.toString())
-    all.push(...(res.results || []))
-    offset += PAGE
-    if (offset >= (res.total_count || 0) || offset >= 10000) break
+    return $fetch<RecordsResponse>(url.toString())
+  }
+
+  // The first response carries `total_count`, so the remaining offsets are known up front and
+  // no longer have to wait on one another: a 30-day range from Paris paginated 20+ times in
+  // series. Batched rather than fired all at once, to stay a polite caller.
+  const first = await page(0)
+  const all = [...(first.results || [])]
+  const offsets = pageOffsets(first.total_count)
+
+  for (let i = 0; i < offsets.length; i += CONCURRENCY) {
+    const batch = await Promise.all(offsets.slice(i, i + CONCURRENCY).map(page))
+    for (const res of batch) all.push(...(res.results || []))
   }
   return all
 }
diff --git a/server/utils/stations.ts b/server/utils/stations.ts
index ef39a7b..d4cd00b 100644
--- a/server/utils/stations.ts
+++ b/server/utils/stations.ts
@@ -1,4 +1,4 @@
-import { cleanString } from './normalize'
+import { cleanString } from '~~/shared/normalize'
 
 export type Coords = [number, number] // [lat, lon]
 export type CoordsIndex = Map<string, Coords>
@@ -137,7 +137,15 @@ const LABEL_ALIASES: Record<string, string> = {
   'angoula me': 'angouleme',
 }
 
-export function buildCoordsIndex(records: Array<{ libelle?: string; commune?: string; x_wgs84?: number; y_wgs84?: number }>): CoordsIndex {
+/** One row of the SNCF "liste-des-gares" reference file (`gares.json`). */
+export interface GareRecord {
+  libelle?: string
+  commune?: string
+  x_wgs84?: number // longitude
+  y_wgs84?: number // latitude
+}
+
+export function buildCoordsIndex(records: GareRecord[]): CoordsIndex {
   const index: CoordsIndex = new Map()
   for (const g of records) {
     if (typeof g.x_wgs84 !== 'number' || typeof g.y_wgs84 !== 'number') continue
diff --git a/server/utils/normalize.ts b/shared/normalize.ts
similarity index 100%
rename from server/utils/normalize.ts
rename to shared/normalize.ts
diff --git a/test/labels.test.ts b/test/labels.test.ts
index 673efa4..e2a68b8 100644
--- a/test/labels.test.ts
+++ b/test/labels.test.ts
@@ -1,6 +1,5 @@
 import { describe, it, expect } from 'vitest'
 import { prettyLabel, STATION_PAGES } from '~~/shared/stations'
-import { tripDurationMin, formatDuration, fastestTrip, departureWindow } from '~~/app/utils/trains'
 
 describe('prettyLabel', () => {
   it('met en forme un libellé tout en majuscules', () => {
@@ -29,61 +28,3 @@ describe('prettyLabel', () => {
     }
   })
 })
-
-const train = (departure: string, arrival: string) => ({ departure, arrival, trainNumber: null })
-
-describe('tripDurationMin', () => {
-  it('calcule une durée simple', () => {
-    expect(tripDurationMin(train('19:38', '22:17'))).toBe(159)
-  })
-
-  it('gère un trajet qui passe minuit', () => {
-    // Sans rattrapage, la durée serait négative.
-    expect(tripDurationMin(train('23:40', '01:15'))).toBe(95)
-  })
-
-  it('gère un trajet de moins d\'une heure', () => {
-    expect(tripDurationMin(train('07:00', '07:45'))).toBe(45)
-  })
-})
-
-describe('formatDuration', () => {
-  it('formate heures et minutes', () => {
-    expect(formatDuration(159)).toBe('2h39')
-    expect(formatDuration(95)).toBe('1h35')
-  })
-
-  it('omet les minutes quand elles sont nulles', () => {
-    expect(formatDuration(120)).toBe('2h')
-  })
-
-  it('formate les durées courtes en minutes', () => {
-    expect(formatDuration(45)).toBe('45 min')
-  })
-
-  it('complète les minutes à deux chiffres', () => {
-    expect(formatDuration(65)).toBe('1h05')
-  })
-})
-
-describe('fastestTrip', () => {
-  it('retient le trajet le plus court', () => {
-    const trains = [train('07:00', '11:00'), train('09:00', '11:00'), train('12:00', '17:00')]
-    expect(fastestTrip(trains)?.departure).toBe('09:00')
-  })
-
-  it('renvoie null sans train', () => {
-    expect(fastestTrip([])).toBeNull()
-  })
-})
-
-describe('departureWindow', () => {
-  it('donne le premier et le dernier départ', () => {
-    const trains = [train('17:52', '19:00'), train('07:50', '09:00'), train('19:51', '21:00')]
-    expect(departureWindow(trains)).toEqual({ first: '07:50', last: '19:51' })
-  })
-
-  it('renvoie null sans train', () => {
-    expect(departureWindow([])).toBeNull()
-  })
-})
diff --git a/test/normalize.test.ts b/test/normalize.test.ts
index 3b45307..17e01a2 100644
--- a/test/normalize.test.ts
+++ b/test/normalize.test.ts
@@ -1,5 +1,5 @@
 import { describe, it, expect } from 'vitest'
-import { cleanString, sameStation } from '~~/server/utils/normalize'
+import { cleanString, sameStation } from '~~/shared/normalize'
 
 describe('cleanString', () => {
   it('lowercases, strips accents and punctuation', () => {
diff --git a/test/roundtrip.test.ts b/test/roundtrip.test.ts
index 6c91602..3b0eb9c 100644
--- a/test/roundtrip.test.ts
+++ b/test/roundtrip.test.ts
@@ -1,7 +1,28 @@
 import { describe, it, expect } from 'vitest'
-import { groupRoundTrip } from '~~/server/utils/sncf'
+import { groupRoundTrip, pageOffsets } from '~~/server/utils/sncf'
 import type { RawRecord } from '~~/server/utils/sncf'
 
+describe('pageOffsets', () => {
+  it('ne demande aucune page supplémentaire quand la première suffit', () => {
+    expect(pageOffsets(0)).toEqual([])
+    expect(pageOffsets(1)).toEqual([])
+    expect(pageOffsets(100)).toEqual([])
+  })
+
+  it('couvre le total sans trou ni page vide', () => {
+    expect(pageOffsets(101)).toEqual([100])
+    expect(pageOffsets(250)).toEqual([100, 200])
+    // Pile un multiple de la taille de page : pas de page fantôme à la fin.
+    expect(pageOffsets(300)).toEqual([100, 200])
+  })
+
+  it('s\'arrête à l\'offset maximum accepté en amont', () => {
+    // Opendatasoft refuse offset >= 10000, quel que soit le total annoncé.
+    expect(pageOffsets(50000).at(-1)).toBe(9900)
+    expect(pageOffsets(50000)).toHaveLength(99)
+  })
+})
+
 function rec(over: Partial<RawRecord>): RawRecord {
   return {
     date: '2026-08-14',