feat: simplify environment configuration by hardcoding token TTLs and removing unnecessary variables

.env.example

@@ -4,9 +4,7 @@
 # Copy this file to .env and adjust values for your setup
 # =============================================================================
 
-NODE_ENV=production
 PORT=3000
-DATABASE_URL=file:./data/medassist-ng.db
 CORS_ORIGINS=http://localhost:4174
 LOG_LEVEL=info
 
@@ -17,8 +15,6 @@ TZ=Europe/Berlin
 JWT_SECRET=CHANGE_ME_generate_with_openssl_rand_hex_32
 REFRESH_SECRET=CHANGE_ME_generate_with_openssl_rand_hex_32
 COOKIE_SECRET=CHANGE_ME_generate_with_openssl_rand_hex_32
-ACCESS_TOKEN_TTL_MIN=15
-REFRESH_TOKEN_TTL_DAYS=14
 
 # SMTP (optional - for email notifications)
 SMTP_HOST=

backend/package.json

@@ -7,8 +7,7 @@
     "dev": "tsx watch src/index.ts",
     "build": "tsc -p tsconfig.json",
     "start": "node dist/index.js",
-    "migrate": "tsx src/db/migrate.ts",
-    "lint": "echo 'add lint config'"
+    "migrate": "tsx src/db/migrate.ts"
   },
   "dependencies": {
     "@fastify/cookie": "^10.0.1",

backend/src/db/client.ts

@@ -6,7 +6,7 @@ import dotenv from "dotenv";
 
 dotenv.config({ path: process.env.DOTENV_PATH || ".env" });
 
-const url = process.env.DATABASE_URL || "file:./data/medassist-ng.db";
+const url = "file:./data/medassist-ng.db";
 
 // Ensure data directory exists before creating database
 if (url.startsWith("file:")) {

backend/src/db/migrate.ts

@@ -3,7 +3,7 @@ import dotenv from "dotenv";
 
 dotenv.config({ path: process.env.DOTENV_PATH || ".env" });
 
-const url = process.env.DATABASE_URL || "file:./data/medassist-ng.db";
+const url = "file:./data/medassist-ng.db";
 
 async function main() {
   console.log("Starting database setup...");

backend/src/index.ts

@@ -37,8 +37,9 @@ const app = Fastify({
 
 const origins = env.CORS_ORIGINS.split(",").map((o) => o.trim()).filter(Boolean);
 
-const accessTtlMinutes = parseInt(env.ACCESS_TOKEN_TTL_MIN, 10);
-const refreshTtlDays = parseInt(env.REFRESH_TOKEN_TTL_DAYS, 10);
+// Auth token TTLs (hardcoded - no need for user configuration)
+const accessTtlMinutes = 15;      // Access token: 15 minutes
+const refreshTtlDays = 14;        // Refresh token: 14 days
 
 const baseCookieOptions: CookieSerializeOptions = {
   httpOnly: true,

backend/src/plugins/env.ts

@@ -4,16 +4,13 @@ import dotenv from "dotenv";
 dotenv.config({ path: process.env.DOTENV_PATH || ".env" });
 
 const EnvSchema = z.object({
-  NODE_ENV: z.enum(["development", "production", "test"]).default("development"),
+  NODE_ENV: z.enum(["development", "production", "test"]).default("production"),
   PORT: z.string().transform((v) => parseInt(v, 10)).default("3000"),
-  DATABASE_URL: z.string().default("file:./data/medassist-ng.db"),
   CORS_ORIGINS: z.string().default("http://localhost:5173,http://localhost:4173"),
   LOG_LEVEL: z.string().default("info"),
   JWT_SECRET: z.string().min(10),
   REFRESH_SECRET: z.string().min(10),
   COOKIE_SECRET: z.string().min(10),
-  ACCESS_TOKEN_TTL_MIN: z.string().default("15"),
-  REFRESH_TOKEN_TTL_DAYS: z.string().default("14"),
 });
 
 export type Env = z.infer<typeof EnvSchema>;