add example env webapp

server/.env.example

@@ -4,12 +4,24 @@
 # Prisma supports the native connection string format for PostgreSQL, MySQL, SQLite, SQL Server, MongoDB and CockroachDB.
 # See the documentation for all the connection string options: https://pris.ly/d/connection-strings
 
-DATABASE_URL="file:./dev.db"
-FRONTEND_URL="http://localhost:3000"
+# If ENVIRONMENT=dev, CORS is enabled.
+ENVIRONMENT=dev
 
-ENVIRONMENT=prod
+# Port at which the server is hosted.
 PORT=8080
 
-CLEANUP_INTERVAL_SECONDS=600
-POST_LIMIT_WINDOW=86400  # 24 hours
+# URL at which the front-end UI is reached
+FRONTEND_URL="http://localhost:3000"
+
+# Database used for Prisma
+DATABASE_URL="file:./dev.sqlite"
+
+# Interval at which the database is checked for expired notes
+# and expired notes are deleted.
+CLEANUP_INTERVAL_SECONDS=60
+
+# Rate limit window after which post limit is reset
+POST_LIMIT_WINDOW="86400  # 24 hours"
+
+# Max. posted notes within rate limit window
 POST_LIMIT=50

webapp/.env.example

@@ -0,0 +1,6 @@
+
+# Server used to retrieve notes
+VITE_SERVER_INTERNAL="http://localhost:8080"
+
+# Branding applied to the navbar
+VITE_BRANDING="Noteshare.space"