support more recente teloxide version

build.rs

@@ -1,6 +1,6 @@
 use std::env;
 
-fn main() {
+fn main() -> Result<(), Box<dyn std::error::Error>> {
     let rev = get_value_from_env("GIT_VERSION")
         .or_else(|| get_value_from_command("git", ["rev-parse", "--short", "HEAD"]))
         .unwrap_or_else(|| "unknown".to_owned());
@@ -12,6 +12,25 @@ fn main() {
     println!("cargo:rustc-env=GIT_REVISION={}", rev);
     println!("cargo:rustc-env=GIT_BRANCH={}", branch);
     println!("cargo:rerun-if-env-changed=GIT_REVISION");
+
+    if let Ok(data) = std::fs::read_to_string(".env") {
+        data.split('\n').into_iter().for_each(|v| {
+            let kv: Vec<&str> = v.split('=').collect();
+            if kv.len() != 2 {
+                return;
+            }
+            let (key, value) = (kv[0], kv[1]);
+
+            if key == "DATABASE_URL" {
+                return;
+            }
+
+            println!("cargo:rustc-env={}={}", key, value);
+            println!("cargo:rerun-if-env-changed={}", key);
+        })
+    }
+
+    Ok(())
 }
 
 fn get_value_from_env(key: &str) -> Option<String> {