BLOG-45 fix: percent encode the database password

backend/Cargo.lock

@@ -1789,6 +1789,7 @@ dependencies = [
  "actix-web",
  "dotenv",
  "env_logger",
+ "percent-encoding",
  "post",
  "sqlx",
 ]

backend/Cargo.toml

@@ -14,6 +14,7 @@ dotenv = "0.15.0"
 env_logger = "0.11.8"
 futures = "0.3.31"
 log = "0.4.27"
+percent-encoding = "2.3.1"
 serde = { version = "1.0.219", features = ["derive"] }
 sqlx = { version = "0.8.5", features = [
     "chrono",

backend/server/Cargo.toml

@@ -7,6 +7,7 @@ edition.workspace = true
 actix-web.workspace = true
 dotenv.workspace = true
 env_logger.workspace = true
+percent-encoding.workspace = true
 sqlx.workspace = true
 
 post.workspace = true

backend/server/src/main.rs

@@ -34,9 +34,13 @@ async fn init_database() -> Pool<Postgres> {
     let user = env::var("DATABASE_USER").unwrap_or_else(|_| "postgres".to_string());
     let password = env::var("DATABASE_PASSWORD").unwrap_or_else(|_| "".to_string());
     let dbname = env::var("DATABASE_NAME").unwrap_or_else(|_| "postgres".to_string());
+
+    let encoded_password =
+        percent_encoding::utf8_percent_encode(&password, percent_encoding::NON_ALPHANUMERIC)
+            .to_string();
     let database_url = format!(
         "postgres://{}:{}@{}:{}/{}",
-        user, password, host, port, dbname
+        user, encoded_password, host, port, dbname
     );
 
     let db_pool = PgPoolOptions::new()