Merge branch 'feature/v4_modular' into develop

# Conflicts:
#	rust/src/config.rs
#	rust/src/main.rs
#	rust/src/tank.rs

rust/src/config.rs

@@ -1,6 +1,9 @@
 use serde::{Deserialize, Serialize};
 use std::str::FromStr;
 
+use chrono_tz::{Europe::Berlin, Tz};
+use std::str::FromStr;
+
 use crate::plant_state::PlantWateringMode;
 use crate::PLANT_COUNT;
 
@@ -12,7 +15,8 @@ pub struct NetworkConfig {
     pub password: Option<heapless::String<64>>,
     pub mqtt_url: Option<heapless::String<128>>,
     pub base_topic: Option<heapless::String<64>>,
-    pub max_wait: u32
+    pub max_wait: u32,
+    pub timezone: heapless::String<64>,
 }
 impl Default for NetworkConfig {
     fn default() -> Self {
@@ -23,6 +27,7 @@ impl Default for NetworkConfig {
             mqtt_url: None,
             base_topic: None,
             max_wait: 10000,
+            timezone: heapless::String::from_str("Europe/Berlin").unwrap(),
         }
     }
 }