chore: upgrade PostgreSQL from 13 to 18 in CI and docker-compose (#28252)

* upgrade postgresql from 13 to 18

* wip

* fix: convert Decimal to number in getTotalBookingDuration for PG 16+ compatibility

.github/workflows/api-v1-production-build.yml

@@ -47,7 +47,7 @@ jobs:
     timeout-minutes: 30
     services:
       postgres:
-        image: postgres:13
+        image: postgres:18
         credentials:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}

.github/workflows/api-v2-production-build.yml

@@ -18,7 +18,7 @@ jobs:
     timeout-minutes: 30
     services:
       postgres:
-        image: postgres:13
+        image: postgres:18
         credentials:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}

.github/workflows/check-prisma-migrations.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: blacksmith-2vcpu-ubuntu-2404
     services:
       postgres:
-        image: postgres:13
+        image: postgres:18
         credentials:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}

.github/workflows/e2e-api-v2.yml

@@ -36,7 +36,7 @@ jobs:
     runs-on: blacksmith-4vcpu-ubuntu-2404
     services:
       postgres:
-        image: postgres:13
+        image: postgres:18
         credentials:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}

.github/workflows/e2e-app-store.yml

@@ -48,7 +48,7 @@ jobs:
     runs-on: blacksmith-4vcpu-ubuntu-2404
     services:
       postgres:
-        image: postgres:13
+        image: postgres:18
         credentials:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}

.github/workflows/e2e-embed-react.yml

@@ -48,7 +48,7 @@ jobs:
     runs-on: blacksmith-4vcpu-ubuntu-2404
     services:
       postgres:
-        image: postgres:13
+        image: postgres:18
         credentials:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}

.github/workflows/e2e-embed.yml

@@ -48,7 +48,7 @@ jobs:
     runs-on: blacksmith-4vcpu-ubuntu-2404
     services:
       postgres:
-        image: postgres:13
+        image: postgres:18
         credentials:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}

.github/workflows/e2e.yml

@@ -48,7 +48,7 @@ jobs:
     runs-on: blacksmith-4vcpu-ubuntu-2404
     services:
       postgres:
-        image: postgres:13
+        image: postgres:18
         credentials:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}

.github/workflows/integration-tests.yml

@@ -48,7 +48,7 @@ jobs:
     runs-on: blacksmith-2vcpu-ubuntu-2404
     services:
       postgres:
-        image: postgres:13
+        image: postgres:18
         credentials:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}

.github/workflows/setup-db.yml

@@ -30,7 +30,7 @@ jobs:
     timeout-minutes: 15
     services:
       postgres:
-        image: postgres:13
+        image: postgres:18
         credentials:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}

apps/api/v1/test/docker-compose.yml

@@ -1,7 +1,7 @@
 # The containers that compose the project
 services:
   db:
-    image: postgres:13
+    image: postgres:18
     restart: always
     container_name: integration-tests-prisma
     ports:

apps/web/test/docker-compose.yml

@@ -1,7 +1,7 @@
 # The containers that compose the project
 services:
   db:
-    image: postgres:13
+    image: postgres:18
     restart: always
     container_name: integration-tests-prisma
     ports:

packages/features/bookings/repositories/BookingRepository.ts

@@ -1514,7 +1514,11 @@ export class BookingRepository implements IBookingRepository {
     `;
     }
 
-    return totalBookingTime.totalMinutes ?? 0;
+    // PostgreSQL 16+ returns `numeric` type from EXTRACT(EPOCH FROM ...) instead of `double precision`.
+    // Prisma maps `numeric` to a JavaScript Decimal object, which causes string concatenation
+    // instead of numeric addition when used with the `+` operator (e.g., Decimal(30) + 30 = "3030").
+    // Explicitly convert to a plain number to ensure correct arithmetic in all callers.
+    return Number(totalBookingTime.totalMinutes ?? 0);
   }
 
   async findOriginalRescheduledBookingUserId({ rescheduleUid }: { rescheduleUid: string }) {

packages/prisma/docker-compose.yml

@@ -1,8 +1,8 @@
 # this file is a helper to run Cal.com locally
-# starts a postgres instance on port 5450 to use as a local db
+# starts a postgres 18 instance on port 5450 to use as a local db
 services:
   postgres:
-    image: postgres:13
+    image: postgres:18
     ports:
       - "5450:5432" # expose pg on port 5450 to not collide with pg from elsewhere
     restart: always