diff --git a/apps/api/src/db/seed-area.ts b/apps/api/src/db/seed-area.ts
index 6637be7..b828581 100644
--- a/apps/api/src/db/seed-area.ts
+++ b/apps/api/src/db/seed-area.ts
@@ -7,7 +7,7 @@ import { areas } from './schema.js'
 const __dirname = dirname(fileURLToPath(import.meta.url))
 
 const AREA_JSON_PATH =
-  process.env.AREA_JSON_PATH ?? resolve(__dirname, '../../../../../area.json')
+  process.env.AREA_JSON_PATH ?? resolve(__dirname, '../../../../area.json')
 
 interface AreaJson {
   name: string
diff --git a/apps/api/src/db/seed-vessel1.ts b/apps/api/src/db/seed-vessel1.ts
index 7cafe7d..064bfbc 100644
--- a/apps/api/src/db/seed-vessel1.ts
+++ b/apps/api/src/db/seed-vessel1.ts
@@ -16,7 +16,7 @@ const __dirname = dirname(fileURLToPath(import.meta.url))
 
 // Default: vessel1.json at repo root, two directories above apps/api/
 const VESSEL1_PATH =
-  process.env.VESSEL1_JSON_PATH ?? resolve(__dirname, '../../../../../vessel1.json')
+  process.env.VESSEL1_JSON_PATH ?? resolve(__dirname, '../../../../vessel1.json')
 
 interface Vessel1Json {
   name: string
diff --git a/apps/web/package.json b/apps/web/package.json
index 660b1aa..00639e5 100644
--- a/apps/web/package.json
+++ b/apps/web/package.json
@@ -19,7 +19,7 @@
     "leaflet": "^1.9.4",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
-    "react-leaflet": "^5.0.0",
+    "react-leaflet": "4",
     "zustand": "^5.0.0"
   },
   "devDependencies": {
diff --git a/docker-compose.yml b/docker-compose.yml
index 5772b72..3c37a89 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -14,11 +14,11 @@ services:
     ports:
       - "3000:3000"
     volumes:
-      - ymir_db:/app/apps/api
+      - ymir_db:/app/data
     environment:
       PORT: "3000"
       HOST: "0.0.0.0"
-      DB_PATH: "/app/apps/api/ymir.db"
+      DB_PATH: "/app/data/ymir.db"
 
   web:
     build:
diff --git a/docker/api/Dockerfile b/docker/api/Dockerfile
index 44c0c68..7c95a20 100644
--- a/docker/api/Dockerfile
+++ b/docker/api/Dockerfile
@@ -23,5 +23,6 @@ COPY apps/api/package.json ./apps/api/
 RUN pnpm install --frozen-lockfile --prod
 COPY --from=builder /app/packages/types/dist/ ./packages/types/dist/
 COPY --from=builder /app/apps/api/dist/ ./apps/api/dist/
+COPY area.json vessel1.json ./
 EXPOSE 3000
 CMD ["node", "apps/api/dist/index.js"]
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 61c1403..529107c 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -67,8 +67,8 @@ importers:
         specifier: ^18.3.1
         version: 18.3.1(react@18.3.1)
       react-leaflet:
-        specifier: ^5.0.0
-        version: 5.0.0(leaflet@1.9.4)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
+        specifier: '4'
+        version: 4.2.1(leaflet@1.9.4)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
       zustand:
         specifier: ^5.0.0
         version: 5.0.14(@types/react@18.3.31)(react@18.3.1)
@@ -915,12 +915,12 @@ packages:
     engines: {node: '>=18'}
     hasBin: true
 
-  '@react-leaflet/core@3.0.0':
-    resolution: {integrity: sha512-3EWmekh4Nz+pGcr+xjf0KNyYfC3U2JjnkWsh0zcqaexYqmmB5ZhH37kz41JXGmKzpaMZCnPofBBm64i+YrEvGQ==}
+  '@react-leaflet/core@2.1.0':
+    resolution: {integrity: sha512-Qk7Pfu8BSarKGqILj4x7bCSZ1pjuAPZ+qmRwH5S7mDS91VSbVVsJSrW4qA+GPrro8t69gFYVMWb1Zc4yFmPiVg==}
     peerDependencies:
       leaflet: ^1.9.0
-      react: ^19.0.0
-      react-dom: ^19.0.0
+      react: ^18.0.0
+      react-dom: ^18.0.0
 
   '@rolldown/pluginutils@1.0.0-beta.27':
     resolution: {integrity: sha512-+d0F4MKMCbeVUJwG96uQ4SgAznZNSq93I3V+9NHA4OpvqG8mRCpGdKmK8l/dl02h2CCDHwW2FqilnTyDcAnqjA==}
@@ -1825,12 +1825,12 @@ packages:
   react-is@17.0.2:
     resolution: {integrity: sha512-w2GsyukL62IJnlaff/nRegPQR94C/XXamvMWmSHRJ4y7Ts/4ocGRmTHvOs8PSE6pB3dWOrD/nueuU5sduBsQ4w==}
 
-  react-leaflet@5.0.0:
-    resolution: {integrity: sha512-CWbTpr5vcHw5bt9i4zSlPEVQdTVcML390TjeDG0cK59z1ylexpqC6M1PJFjV8jD7CF+ACBFsLIDs6DRMoLEofw==}
+  react-leaflet@4.2.1:
+    resolution: {integrity: sha512-p9chkvhcKrWn/H/1FFeVSqLdReGwn2qmiobOQGO3BifX+/vV/39qhY8dGqbdcPh1e6jxh/QHriLXr7a4eLFK4Q==}
     peerDependencies:
       leaflet: ^1.9.0
-      react: ^19.0.0
-      react-dom: ^19.0.0
+      react: ^18.0.0
+      react-dom: ^18.0.0
 
   react-refresh@0.17.0:
     resolution: {integrity: sha512-z6F7K9bV85EfseRCp2bzrpyQ0Gkw1uLoCel9XBVWPg/TjRj94SkJzUTGfOa4bs7iJvBWtQG0Wq7wnI0syw3EBQ==}
@@ -2698,7 +2698,7 @@ snapshots:
     dependencies:
       playwright: 1.61.1
 
-  '@react-leaflet/core@3.0.0(leaflet@1.9.4)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)':
+  '@react-leaflet/core@2.1.0(leaflet@1.9.4)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)':
     dependencies:
       leaflet: 1.9.4
       react: 18.3.1
@@ -3576,9 +3576,9 @@ snapshots:
 
   react-is@17.0.2: {}
 
-  react-leaflet@5.0.0(leaflet@1.9.4)(react-dom@18.3.1(react@18.3.1))(react@18.3.1):
+  react-leaflet@4.2.1(leaflet@1.9.4)(react-dom@18.3.1(react@18.3.1))(react@18.3.1):
     dependencies:
-      '@react-leaflet/core': 3.0.0(leaflet@1.9.4)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
+      '@react-leaflet/core': 2.1.0(leaflet@1.9.4)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
       leaflet: 1.9.4
       react: 18.3.1
       react-dom: 18.3.1(react@18.3.1)