diff --git a/examples/gatt_server.rs b/examples/gatt_server.rs
index 1a388915ca9..50a572794ab 100644
--- a/examples/gatt_server.rs
+++ b/examples/gatt_server.rs
@@ -1,8 +1,12 @@
-use std::sync::{Arc, RwLock};
-
-use esp_idf_svc::ble::{
-    gatt_server::{Characteristic, Profile, Service, GLOBAL_GATT_SERVER},
-    utilities::{AttributePermissions, BleUuid, CharacteristicProperties},
+use std::sync::{Arc, Mutex, RwLock};
+
+use esp_idf_svc::{
+    ble::{
+        self,
+        gatt_server::{Characteristic, Profile, Service, GLOBAL_GATT_SERVER},
+        utilities::{AttributePermissions, BleUuid, CharacteristicProperties},
+    },
+    nvs::{EspDefaultNvs, EspDefaultNvsPartition},
 };
 
 use esp_idf_sys::{esp_get_free_heap_size, esp_get_free_internal_heap_size};
@@ -99,14 +103,15 @@ fn main() {
         .service(&service)
         .build();
 
-    GLOBAL_GATT_SERVER
-        .lock()
-        .unwrap()
-        .profile(profile)
-        .device_name("ESP32-GATT-Server")
-        .appearance(ble::utilities::Appearance::WristWornPulseOximeter)
-        .advertise_service(&service)
-        .start();
+    match &mut *GLOBAL_GATT_SERVER.lock() {
+        Some(gatt_server) => gatt_server
+            .profile(profile)
+            .device_name("ESP32-GATT-Server")
+            .appearance(ble::utilities::Appearance::WristWornPulseOximeter)
+            .advertise_service(&service)
+            .start(),
+        None => panic!("GATT server not initialized"),
+    };
 
     std::thread::spawn(move || {
         let mut counter = 0;
diff --git a/src/ble/gatt_server/characteristic.rs b/src/ble/gatt_server/characteristic.rs
index e588c652501..f048ed55ccf 100644
--- a/src/ble/gatt_server/characteristic.rs
+++ b/src/ble/gatt_server/characteristic.rs
@@ -1,18 +1,19 @@
-use crate::{
-    ble::gatt_server::descriptor::Descriptor,
-    ble::utilities::{AttributeControl, AttributePermissions, BleUuid, CharacteristicProperties},
-    nvs::EspDefaultNvs,
-};
+use core::fmt::Formatter;
+
+use std::sync::{Arc, Mutex, RwLock};
+
+use ::log::{debug, warn};
 
 use esp_idf_sys::{
     esp_attr_control_t, esp_attr_value_t, esp_ble_gatts_add_char,
     esp_ble_gatts_cb_param_t_gatts_read_evt_param, esp_ble_gatts_cb_param_t_gatts_write_evt_param,
     esp_ble_gatts_set_attr_value, esp_nofail,
 };
-use log::{debug, warn};
-use std::{
-    fmt::Formatter,
-    sync::{Arc, Mutex, RwLock},
+
+use crate::{
+    ble::gatt_server::descriptor::Descriptor,
+    ble::utilities::{AttributeControl, AttributePermissions, BleUuid, CharacteristicProperties},
+    nvs::EspDefaultNvs,
 };
 
 type WriteCallback = dyn Fn(Vec<u8>, esp_ble_gatts_cb_param_t_gatts_write_evt_param) + Send + Sync;
diff --git a/src/ble/gatt_server/custom_attributes.rs b/src/ble/gatt_server/custom_attributes.rs
index 11feb036261..61aa54432fe 100644
--- a/src/ble/gatt_server/custom_attributes.rs
+++ b/src/ble/gatt_server/custom_attributes.rs
@@ -1,13 +1,13 @@
 use std::sync::{Arc, Mutex};
 
+use ::log::debug;
+
 use crate::{
     ble::gatt_server::Descriptor,
     ble::utilities::{AttributePermissions, BleUuid},
     nvs::EspDefaultNvs,
 };
 
-use log::debug;
-
 impl Descriptor {
     /// Creates a new descriptor with the `0x2901` UUID, and the description string as its value.
     ///
diff --git a/src/ble/gatt_server/descriptor.rs b/src/ble/gatt_server/descriptor.rs
index 69cc10063ab..f9ca2fc8b3d 100644
--- a/src/ble/gatt_server/descriptor.rs
+++ b/src/ble/gatt_server/descriptor.rs
@@ -1,17 +1,19 @@
+use alloc::fmt;
+
 use std::{
     collections::HashMap,
     sync::{Arc, RwLock},
 };
 
-use crate::ble::utilities::{AttributeControl, AttributePermissions, BleUuid};
+use ::log::{debug, info, warn};
 
-use alloc::fmt;
 use esp_idf_sys::{
     esp_attr_control_t, esp_attr_value_t, esp_ble_gatts_add_char_descr,
     esp_ble_gatts_cb_param_t_gatts_read_evt_param, esp_ble_gatts_cb_param_t_gatts_write_evt_param,
     esp_ble_gatts_set_attr_value, esp_nofail,
 };
-use log::{debug, info, warn};
+
+use crate::ble::utilities::{AttributeControl, AttributePermissions, BleUuid};
 
 type DescriptorWriteCallback =
     dyn Fn(Vec<u8>, esp_ble_gatts_cb_param_t_gatts_write_evt_param) + Send + Sync;
diff --git a/src/ble/gatt_server/gap_event_handler.rs b/src/ble/gatt_server/gap_event_handler.rs
index 4d62822b549..9e3ef9b97c8 100644
--- a/src/ble/gatt_server/gap_event_handler.rs
+++ b/src/ble/gatt_server/gap_event_handler.rs
@@ -1,3 +1,5 @@
+use ::log::{debug, info, warn};
+
 use esp_idf_sys::{
     esp_ble_gap_cb_param_t, esp_ble_gap_start_advertising, esp_bt_status_t_ESP_BT_STATUS_SUCCESS,
     esp_gap_ble_cb_event_t, esp_gap_ble_cb_event_t_ESP_GAP_BLE_ADV_DATA_SET_COMPLETE_EVT,
@@ -7,9 +9,7 @@ use esp_idf_sys::{
     esp_gap_ble_cb_event_t_ESP_GAP_BLE_UPDATE_CONN_PARAMS_EVT, esp_nofail,
 };
 
-use log::{debug, info, warn};
-
-use super::GattServer;
+use crate::ble::gatt_server::GattServer;
 
 impl GattServer {
     pub(crate) extern "C" fn gap_event_handler(
diff --git a/src/ble/gatt_server/gatts_event_handler/mod.rs b/src/ble/gatt_server/gatts_event_handler/mod.rs
index 331bf302ece..12b5fafbaca 100644
--- a/src/ble/gatt_server/gatts_event_handler/mod.rs
+++ b/src/ble/gatt_server/gatts_event_handler/mod.rs
@@ -1,11 +1,11 @@
-use crate::ble::gatt_server::{GattServer, Profile};
+mod profile;
+mod server;
+
+use ::log::{debug, warn};
 
-#[allow(clippy::wildcard_imports)]
 use esp_idf_sys::*;
-use log::{debug, warn};
 
-mod profile;
-mod server;
+use crate::ble::gatt_server::{GattServer, Profile};
 
 impl GattServer {
     /// The main GATT server event loop.
diff --git a/src/ble/gatt_server/gatts_event_handler/profile/add_char.rs b/src/ble/gatt_server/gatts_event_handler/profile/add_char.rs
index d1d438a7552..fb9efb7e1ae 100644
--- a/src/ble/gatt_server/gatts_event_handler/profile/add_char.rs
+++ b/src/ble/gatt_server/gatts_event_handler/profile/add_char.rs
@@ -1,7 +1,9 @@
+use ::log::{info, warn};
+
+use esp_idf_sys::*;
+
 use crate::ble::gatt_server::Profile;
 use crate::ble::utilities::BleUuid;
-use esp_idf_sys::*;
-use log::{info, warn};
 
 impl Profile {
     pub(crate) fn on_char_add(&mut self, param: esp_ble_gatts_cb_param_t_gatts_add_char_evt_param) {
diff --git a/src/ble/gatt_server/gatts_event_handler/profile/add_char_descr.rs b/src/ble/gatt_server/gatts_event_handler/profile/add_char_descr.rs
index f42eb506c58..08dc2395db8 100644
--- a/src/ble/gatt_server/gatts_event_handler/profile/add_char_descr.rs
+++ b/src/ble/gatt_server/gatts_event_handler/profile/add_char_descr.rs
@@ -1,7 +1,9 @@
+use ::log::{info, warn};
+
+use esp_idf_sys::*;
+
 use crate::ble::gatt_server::Profile;
 use crate::ble::utilities::BleUuid;
-use esp_idf_sys::*;
-use log::{info, warn};
 
 impl Profile {
     pub(crate) fn on_char_add_descr(
diff --git a/src/ble/gatt_server/gatts_event_handler/profile/conf.rs b/src/ble/gatt_server/gatts_event_handler/profile/conf.rs
deleted file mode 100644
index 8b137891791..00000000000
--- a/src/ble/gatt_server/gatts_event_handler/profile/conf.rs
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/src/ble/gatt_server/gatts_event_handler/profile/create.rs b/src/ble/gatt_server/gatts_event_handler/profile/create.rs
index 8e3394d85b0..643abcd8b35 100644
--- a/src/ble/gatt_server/gatts_event_handler/profile/create.rs
+++ b/src/ble/gatt_server/gatts_event_handler/profile/create.rs
@@ -1,7 +1,9 @@
+use ::log::{info, warn};
+
+use esp_idf_sys::*;
+
 use crate::ble::gatt_server::Profile;
 use crate::ble::utilities::BleUuid;
-use esp_idf_sys::*;
-use log::{info, warn};
 
 impl Profile {
     pub(crate) fn on_create(&mut self, param: esp_ble_gatts_cb_param_t_gatts_create_evt_param) {
diff --git a/src/ble/gatt_server/gatts_event_handler/profile/mod.rs b/src/ble/gatt_server/gatts_event_handler/profile/mod.rs
index 21d82bfb9cb..27fdb209fa4 100644
--- a/src/ble/gatt_server/gatts_event_handler/profile/mod.rs
+++ b/src/ble/gatt_server/gatts_event_handler/profile/mod.rs
@@ -1,6 +1,5 @@
 mod add_char;
 mod add_char_descr;
-mod conf;
 mod create;
 mod read;
 mod reg;
diff --git a/src/ble/gatt_server/gatts_event_handler/profile/read.rs b/src/ble/gatt_server/gatts_event_handler/profile/read.rs
index 07ab4de5762..55a9ca54809 100644
--- a/src/ble/gatt_server/gatts_event_handler/profile/read.rs
+++ b/src/ble/gatt_server/gatts_event_handler/profile/read.rs
@@ -1,7 +1,9 @@
+use ::log::debug;
+
+use esp_idf_sys::*;
+
 use crate::ble::gatt_server::Profile;
 use crate::ble::utilities::AttributeControl;
-use esp_idf_sys::*;
-use log::debug;
 
 impl Profile {
     pub(crate) fn on_read(
diff --git a/src/ble/gatt_server/gatts_event_handler/profile/reg.rs b/src/ble/gatt_server/gatts_event_handler/profile/reg.rs
index d4cf8eb6ed1..2faef5f9c65 100644
--- a/src/ble/gatt_server/gatts_event_handler/profile/reg.rs
+++ b/src/ble/gatt_server/gatts_event_handler/profile/reg.rs
@@ -1,6 +1,8 @@
-use crate::ble::gatt_server::Profile;
+use ::log::{info, warn};
+
 use esp_idf_sys::*;
-use log::{info, warn};
+
+use crate::ble::gatt_server::Profile;
 
 impl Profile {
     pub(crate) fn on_reg(&mut self, param: esp_ble_gatts_cb_param_t_gatts_reg_evt_param) {
diff --git a/src/ble/gatt_server/gatts_event_handler/profile/start.rs b/src/ble/gatt_server/gatts_event_handler/profile/start.rs
index c1374ed2204..d2caa79806d 100644
--- a/src/ble/gatt_server/gatts_event_handler/profile/start.rs
+++ b/src/ble/gatt_server/gatts_event_handler/profile/start.rs
@@ -1,6 +1,8 @@
-use crate::ble::gatt_server::Profile;
+use ::log::{debug, warn};
+
 use esp_idf_sys::*;
-use log::{debug, warn};
+
+use crate::ble::gatt_server::Profile;
 
 impl Profile {
     pub(crate) fn on_start(&mut self, param: esp_ble_gatts_cb_param_t_gatts_start_evt_param) {
diff --git a/src/ble/gatt_server/gatts_event_handler/profile/write.rs b/src/ble/gatt_server/gatts_event_handler/profile/write.rs
index 7d85193ff5f..eb8031fee88 100644
--- a/src/ble/gatt_server/gatts_event_handler/profile/write.rs
+++ b/src/ble/gatt_server/gatts_event_handler/profile/write.rs
@@ -1,7 +1,9 @@
+use ::log::debug;
+
+use esp_idf_sys::*;
+
 use crate::ble::gatt_server::Profile;
 use crate::ble::utilities::AttributeControl;
-use esp_idf_sys::*;
-use log::debug;
 
 impl Profile {
     #[allow(clippy::too_many_lines)]
diff --git a/src/ble/gatt_server/gatts_event_handler/server/connect.rs b/src/ble/gatt_server/gatts_event_handler/server/connect.rs
index a4951540fda..a1445bcd791 100644
--- a/src/ble/gatt_server/gatts_event_handler/server/connect.rs
+++ b/src/ble/gatt_server/gatts_event_handler/server/connect.rs
@@ -1,6 +1,7 @@
+use ::log::info;
+
 use crate::ble::gatt_server::GattServer;
 use crate::ble::utilities::Connection;
-use log::info;
 
 impl GattServer {
     pub(crate) fn on_connect(
diff --git a/src/ble/gatt_server/gatts_event_handler/server/disconnect.rs b/src/ble/gatt_server/gatts_event_handler/server/disconnect.rs
index 5a4033bf52f..c641f25bba4 100644
--- a/src/ble/gatt_server/gatts_event_handler/server/disconnect.rs
+++ b/src/ble/gatt_server/gatts_event_handler/server/disconnect.rs
@@ -1,5 +1,6 @@
+use ::log::info;
+
 use crate::ble::gatt_server::GattServer;
-use log::info;
 
 impl GattServer {
     pub(crate) fn on_disconnect(
diff --git a/src/ble/gatt_server/gatts_event_handler/server/mtu.rs b/src/ble/gatt_server/gatts_event_handler/server/mtu.rs
index bdbcb0ce877..9515f7cc4e4 100644
--- a/src/ble/gatt_server/gatts_event_handler/server/mtu.rs
+++ b/src/ble/gatt_server/gatts_event_handler/server/mtu.rs
@@ -1,5 +1,6 @@
+use ::log::debug;
+
 use crate::ble::gatt_server::GattServer;
-use log::debug;
 
 impl GattServer {
     #[allow(clippy::unused_self)]
diff --git a/src/ble/gatt_server/gatts_event_handler/server/reg.rs b/src/ble/gatt_server/gatts_event_handler/server/reg.rs
index ac4fa5c4190..36a8dcc3895 100644
--- a/src/ble/gatt_server/gatts_event_handler/server/reg.rs
+++ b/src/ble/gatt_server/gatts_event_handler/server/reg.rs
@@ -1,7 +1,8 @@
-use crate::ble::gatt_server::GattServer;
-#[allow(clippy::wildcard_imports)]
+use ::log::debug;
+
 use esp_idf_sys::*;
-use log::debug;
+
+use crate::ble::gatt_server::GattServer;
 
 impl GattServer {
     pub(crate) fn on_reg(
diff --git a/src/ble/gatt_server/gatts_event_handler/server/response.rs b/src/ble/gatt_server/gatts_event_handler/server/response.rs
index b72919d2964..b414b50f277 100644
--- a/src/ble/gatt_server/gatts_event_handler/server/response.rs
+++ b/src/ble/gatt_server/gatts_event_handler/server/response.rs
@@ -1,5 +1,6 @@
+use ::log::debug;
+
 use crate::ble::gatt_server::GattServer;
-use log::debug;
 
 impl GattServer {
     #[allow(clippy::unused_self)]
diff --git a/src/ble/gatt_server/gatts_event_handler/server/set_attr_val.rs b/src/ble/gatt_server/gatts_event_handler/server/set_attr_val.rs
index 7272b555390..e6f8f6c7220 100644
--- a/src/ble/gatt_server/gatts_event_handler/server/set_attr_val.rs
+++ b/src/ble/gatt_server/gatts_event_handler/server/set_attr_val.rs
@@ -1,7 +1,9 @@
+use ::log::{debug, warn};
+
+use esp_idf_sys::*;
+
 use crate::ble::gatt_server::GattServer;
 use crate::ble::utilities::BleUuid;
-use esp_idf_sys::*;
-use log::{debug, warn};
 
 impl GattServer {
     #[allow(clippy::too_many_lines)]
diff --git a/src/ble/gatt_server/mod.rs b/src/ble/gatt_server/mod.rs
index 9ab8af834e3..2ded2cbb5e6 100644
--- a/src/ble/gatt_server/mod.rs
+++ b/src/ble/gatt_server/mod.rs
@@ -1,12 +1,24 @@
 //! The GATT server.
-
 #![allow(clippy::cast_possible_truncation)]
+// Structs.
+mod characteristic;
+mod descriptor;
+mod profile;
+mod service;
+
+// Custom stuff.
+mod custom_attributes;
+
+// Event handler.
+mod gap_event_handler;
+mod gatts_event_handler;
 
 use alloc::{boxed::Box, sync::Arc};
 use std::{collections::HashSet, sync::RwLock};
 
+use ::log::{info, warn};
+
 use esp_idf_sys::*;
-use log::{info, warn};
 
 use crate::{
     ble::utilities::{Appearance, Connection},
@@ -18,19 +30,6 @@ pub use descriptor::Descriptor;
 pub use profile::Profile;
 pub use service::Service;
 
-// Structs.
-mod characteristic;
-mod descriptor;
-mod profile;
-mod service;
-
-// Custom stuff.
-mod custom_attributes;
-
-// Event handler.
-mod gap_event_handler;
-mod gatts_event_handler;
-
 type Singleton<T> = Mutex<Option<Box<T>>>;
 
 /// The GATT server singleton.
diff --git a/src/ble/gatt_server/profile.rs b/src/ble/gatt_server/profile.rs
index 1112ce1a608..4b7041a078f 100644
--- a/src/ble/gatt_server/profile.rs
+++ b/src/ble/gatt_server/profile.rs
@@ -1,8 +1,10 @@
 use std::sync::{Arc, RwLock};
 
-use crate::ble::gatt_server::service::Service;
+use ::log::debug;
+
 use esp_idf_sys::*;
-use log::debug;
+
+use crate::ble::gatt_server::service::Service;
 
 /// Represents a GATT profile.
 ///
diff --git a/src/ble/gatt_server/service.rs b/src/ble/gatt_server/service.rs
index 6e04e9187c4..fd27488795e 100644
--- a/src/ble/gatt_server/service.rs
+++ b/src/ble/gatt_server/service.rs
@@ -1,13 +1,14 @@
+use core::fmt::Formatter;
+use std::sync::{Arc, RwLock};
+
+use ::log::debug;
+
+use esp_idf_sys::*;
+
 use crate::{
     ble::gatt_server::characteristic::Characteristic, ble::gatt_server::descriptor::Descriptor,
     ble::utilities::BleUuid,
 };
-use esp_idf_sys::*;
-use log::debug;
-use std::{
-    fmt::Formatter,
-    sync::{Arc, RwLock},
-};
 
 /// Represents a GATT service.
 #[derive(Debug, Clone)]
diff --git a/src/ble/utilities/attribute_control.rs b/src/ble/utilities/attribute_control.rs
index db694ab584d..3c6c5890c8d 100644
--- a/src/ble/utilities/attribute_control.rs
+++ b/src/ble/utilities/attribute_control.rs
@@ -1,6 +1,7 @@
-use esp_idf_sys::*;
 use std::sync::Arc;
 
+use esp_idf_sys::*;
+
 #[derive(Clone)]
 pub(crate) enum AttributeControl {
     ResponseByApp(
diff --git a/src/ble/utilities/characteristic_properties.rs b/src/ble/utilities/characteristic_properties.rs
index 3add20f45bf..254d906ab0c 100644
--- a/src/ble/utilities/characteristic_properties.rs
+++ b/src/ble/utilities/characteristic_properties.rs
@@ -1,5 +1,6 @@
+use ::log::warn;
+
 use esp_idf_sys::*;
-use log::warn;
 
 /// Represents the properties of a [`Characteristic`].
 ///