fix: add missing env variables (#325)

* fix: add missing env variables

* Added DATABASE_DIRECT_URL to README

* Updated text

* Added to build-time variable and removed default

* Removed extra connection string

---------

Co-authored-by: Keith Williams <keithwillcode@gmail.com>

docker-compose.yaml

@@ -32,6 +32,7 @@ services:
         NEXTAUTH_SECRET: ${NEXTAUTH_SECRET}
         CALENDSO_ENCRYPTION_KEY: ${CALENDSO_ENCRYPTION_KEY}
         DATABASE_URL: ${DATABASE_URL}
+        DATABASE_DIRECT_URL: ${DATABASE_URL}
       network: stack
     restart: always
     networks:
@@ -41,6 +42,7 @@ services:
     env_file: .env
     environment:
       - DATABASE_URL=postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@${DATABASE_HOST}/${POSTGRES_DB}
+      - DATABASE_DIRECT_URL=${DATABASE_URL}
     depends_on:
       - database
 
@@ -55,6 +57,7 @@ services:
     env_file: .env
     environment:
       - DATABASE_URL=postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@${DATABASE_HOST}/${POSTGRES_DB}
+      - DATABASE_DIRECT_URL=${DATABASE_URL}
     depends_on:
       - database
     command: