diff --git a/.github/build-and-test/action.yml b/.github/build-and-test/action.yml
index 37923a1..d450bf3 100644
--- a/.github/build-and-test/action.yml
+++ b/.github/build-and-test/action.yml
@@ -19,6 +19,10 @@ runs:
       with:
         toolchain: stable
 
+    - name: Install protoc compiler
+      shell: bash
+      run: sudo apt-get update && sudo apt-get install -y protobuf-compiler
+
     - name: 🔨 Build
       uses: actions-rs/cargo@v1
       with:
diff --git a/Cargo.toml b/Cargo.toml
index 0fab0d6..3c536e8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2021"
 [dependencies]
 base32 = "0.4.0"
 base64 = "0.21.5"
-chrono = "0.4.31"
+chrono = "0.4.35"
 dotenv = "0.15.0"
 fast_qr = "0.11.0"
 hyper = { version = "0.14.27", features = ["full"] }
diff --git a/README.md b/README.md
index 26b2927..a2bb902 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,7 @@ The mobile app provides a user-friendly interface for configuring what events tr
 to run on linux, you should have the following packages installed
 1. pkg-config: `sudo apt install pkg-config`
 2. libssl-dev: `sudo apt install libssl-dev`
+3. proto-compiler: `apt-get install protobuf-compiler`
 
 ## Setup
 1. create a copy of the `.env.example` file in the root directory of the project, and name it `.env`
diff --git a/build.rs b/build.rs
index 5457e58..2c18f29 100644
--- a/build.rs
+++ b/build.rs
@@ -5,9 +5,9 @@ fn main() -> Result<(), Box<dyn Error>> {
 
     tonic_build::configure()
         .file_descriptor_set_path(out_dir.join("remonproto_descriptor.bin"))
-        .compile(&[r".\proto\notification.proto"], &["proto"])?;
+        .compile(&["./proto/notification.proto"], &["proto"])?;
 
-    tonic_build::compile_protos(r".\proto\notification.proto")?;
+    tonic_build::compile_protos("./proto/notification.proto")?;
 
     Ok(())
 }
diff --git a/src/grpc/grpc_service.rs b/src/grpc/grpc_service.rs
index d677d29..1fe11a1 100644
--- a/src/grpc/grpc_service.rs
+++ b/src/grpc/grpc_service.rs
@@ -39,11 +39,19 @@ impl NotificationServiceImpl for NotificationService {
             request.title, request.body
         );
 
+        // TODO(@isaidsari): this part is not complete
+        // it needs to think more about it
         let configs = fetch_monitor_configs().await.unwrap_or_else(|e| {
             error!("failed to fetch monitor configs: {}", e);
             vec![]
         });
 
+        if configs.is_empty() {
+            return Ok(Response::new(NotificationResponse {
+                message: "No monitor configs found".to_string(),
+            }));
+        };
+
         let res = notification_service::send_notification_to_single(
             &configs[0].device_id,
             &configs[0].fcm_token,