fix: match container ports to host ports

DEPLOYMENT.md

@@ -12,9 +12,9 @@ The deployment model is expected to follow the shared dev, QA, and production br
 
 ## Port Mapping
 
-- Dev: host port `7003` -> container port `3000`
+- Dev: host port `7003` -> container port `7003`
-- QA: host port `6003` -> container port `3000`
+- QA: host port `6003` -> container port `6003`
-- Production: host port `5003` -> container port `3000`
+- Production: host port `5003` -> container port `5003`
 
 ## Health Check
 

PROJECT.md

@@ -27,6 +27,7 @@ Phase 1 scaffold started from the approved planning docs.
 - Prisma schema
 - Health endpoint
 - Environment ports aligned to `7003`, `6003`, and `5003` for dev, QA, and production
+- Container and host ports match for each environment
 
 ## Next Build Step
 

docker-compose.dev.yml

@@ -6,6 +6,7 @@ services:
       - /app/node_modules
     environment:
       NODE_ENV: development
+      PORT: 7003
       NEXT_PUBLIC_SITE_URL: http://localhost:3000
     ports:
-      - "${WEB_PORT:-7003}:3000"
+      - "7003:7003"

docker-compose.prod.yml

@@ -2,6 +2,7 @@ services:
   web:
     environment:
       NODE_ENV: production
+      PORT: 5003
       NEXT_PUBLIC_SITE_URL: ${NEXT_PUBLIC_SITE_URL:-https://example.com}
     ports:
-      - "${WEB_PORT:-5003}:3000"
+      - "5003:5003"

docker-compose.qa.yml

@@ -2,6 +2,7 @@ services:
   web:
     environment:
       NODE_ENV: production
+      PORT: 6003
       NEXT_PUBLIC_SITE_URL: ${NEXT_PUBLIC_SITE_URL:-http://localhost:3001}
     ports:
-      - "${WEB_PORT:-6003}:3000"
+      - "6003:6003"

docker-compose.yml

@@ -5,13 +5,14 @@ services:
       dockerfile: Dockerfile
     environment:
       NODE_ENV: production
+      PORT: ${PORT:-3000}
       NEXT_PUBLIC_SITE_URL: ${NEXT_PUBLIC_SITE_URL:-http://localhost:3000}
       DATABASE_URL: ${DATABASE_URL:-postgresql://postgres:postgres@db:5432/holiday_property_booking?schema=public}
     depends_on:
       db:
         condition: service_healthy
     ports:
-      - "${WEB_PORT:-3000}:3000"
+      - "${PORT:-3000}:${PORT:-3000}"
 
   db:
     image: postgres:16-alpine
@@ -26,4 +27,3 @@ services:
       interval: 5s
       timeout: 5s
       retries: 10
-