feat: unify env variable names (#12)

Author: BobLiu0518

.env.example

@@ -1,4 +1,4 @@
-DATABASE_URL=postgres://username:password@127.0.0.1:5432/database
+DB_URL=postgres://username:password@127.0.0.1:5432/database
 JWT_SECRET=your-secret-key
 FFMPEG_PATH=/usr/local/bin/ffmpeg
 FFPROBE_PATH=/usr/local/bin/ffprobe

docker-compose.yml

@@ -7,8 +7,8 @@ services:
     volumes:
       - ./uploads:/app/uploads
     environment:
-      - DATABASE_URL=${DATABASE_URL}
-      - JWT_SECRET=${JWT_SECRET}
+      - NUXT_DB_URL=${DB_URL}
+      - NUXT_JWT_SECRET=${JWT_SECRET}
       - FFMPEG_PATH=/usr/bin/ffmpeg
       - FFPROBE_PATH=/usr/bin/ffprobe
     extra_hosts:

nuxt.config.ts

@@ -31,7 +31,7 @@ export default defineNuxtConfig({
         },
     },
     runtimeConfig: {
-        dbUrl: process.env.DATABASE_URL,
+        dbUrl: process.env.DB_URL,
         jwtSecret: process.env.JWT_SECRET,
         ffmpegPath: process.env.FFMPEG_PATH,
         ffprobePath: process.env.FFPROBE_PATH,