diff --git a/.github/workflows/checkov-check.yaml b/.github/workflows/checkov-check.yaml
index 574bacf..6b22e2d 100644
--- a/.github/workflows/checkov-check.yaml
+++ b/.github/workflows/checkov-check.yaml
@@ -22,7 +22,7 @@ jobs:
         with:
           python-version: "3.13.1"
       - name: Rust toolchain installation
-        uses: dtolnay/rust-toolchain@0579bb9e1907e560c2f263f705f93655a44a07e5
+        uses: dtolnay/rust-toolchain@6691ebadcb18182cc1391d07c9f295f657c593cd
       - name: code checkout
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
         with:
diff --git a/.github/workflows/rust-check.yaml b/.github/workflows/rust-check.yaml
index ae61ca7..c915a4a 100644
--- a/.github/workflows/rust-check.yaml
+++ b/.github/workflows/rust-check.yaml
@@ -21,18 +21,20 @@ jobs:
         run: >
           apt-get update && apt-get install -y
           libgtk-3-dev=3.24.33-1ubuntu2.2
-          libjavascriptcoregtk-4.1-dev=2.46.5-0ubuntu0.22.04.1
+          libjavascriptcoregtk-4.1-dev=2.48.3-0ubuntu0.22.04.1
           libsoup-3.0-dev=3.0.7-0ubuntu1
-          libwebkit2gtk-4.1-dev=2.46.5-0ubuntu0.22.04.1
+          libwebkit2gtk-4.1-dev=2.48.3-0ubuntu0.22.04.1
           libxdo-dev=1:3.20160805.1-4
       - name: Rust toolchain installation
-        uses: dtolnay/rust-toolchain@0579bb9e1907e560c2f263f705f93655a44a07e5
+        uses: dtolnay/rust-toolchain@6691ebadcb18182cc1391d07c9f295f657c593cd
         with:
           components: clippy, rustfmt
       - name: code checkout
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
         with:
           fetch-depth: 0
+      - name: .env symlink creation
+        run: ln -s .env.example .env
       - name: npm build
         run: npm install && npm run build
       - name: rustfmt check
diff --git a/src/errors/project_error.rs b/src/errors/project_error.rs
index a069cc1..201cb67 100644
--- a/src/errors/project_error.rs
+++ b/src/errors/project_error.rs
@@ -45,7 +45,7 @@ impl From<diesel::result::Error> for ProjectError {
 // Has to be implemented for Dioxus server functions.
 impl Display for ProjectError {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        write!(f, "{:?}", self)
+        write!(f, "{self:?}")
     }
 }
 
diff --git a/src/errors/subtask_error.rs b/src/errors/subtask_error.rs
index cf8b0f8..f03530e 100644
--- a/src/errors/subtask_error.rs
+++ b/src/errors/subtask_error.rs
@@ -65,7 +65,7 @@ impl From<ErrorVec<Error>> for ErrorVec<SubtaskError> {
 // Has to be implemented for Dioxus server functions.
 impl Display for SubtaskError {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        write!(f, "{:?}", self)
+        write!(f, "{self:?}")
     }
 }
 
diff --git a/src/errors/task_error.rs b/src/errors/task_error.rs
index c0ffc46..d01ffb5 100644
--- a/src/errors/task_error.rs
+++ b/src/errors/task_error.rs
@@ -55,7 +55,7 @@ impl From<diesel::result::Error> for TaskError {
 // Has to be implemented for Dioxus server functions.
 impl Display for TaskError {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        write!(f, "{:?}", self)
+        write!(f, "{self:?}")
     }
 }
 
diff --git a/src/query/projects.rs b/src/query/projects.rs
index ea25ef7..1320c59 100644
--- a/src/query/projects.rs
+++ b/src/query/projects.rs
@@ -12,10 +12,10 @@ async fn fetch_projects(keys: Vec<QueryKey>) -> QueryResult<QueryValue, QueryErr
         match get_projects().await {
             Ok(projects) => Ok(QueryValue::Projects(projects)),
             Err(ServerFnError::WrappedServerError(errors)) => Err(QueryErrors::Error(errors)),
-            Err(error) => panic!("Unexpected error: {:?}", error),
+            Err(error) => panic!("Unexpected error: {error:?}"),
         }
         .into()
     } else {
-        panic!("Unexpected query keys: {:?}", keys);
+        panic!("Unexpected query keys: {keys:?}");
     }
 }
diff --git a/src/query/subtasks.rs b/src/query/subtasks.rs
index 82a5df5..7ac1302 100644
--- a/src/query/subtasks.rs
+++ b/src/query/subtasks.rs
@@ -17,10 +17,10 @@ async fn fetch_subtasks_of_task(keys: Vec<QueryKey>) -> QueryResult<QueryValue,
         match get_subtasks_of_task(*task_id).await {
             Ok(subtasks) => Ok(QueryValue::Subtasks(subtasks)),
             Err(ServerFnError::WrappedServerError(errors)) => Err(QueryErrors::Error(errors)),
-            Err(error) => panic!("Unexpected error: {:?}", error),
+            Err(error) => panic!("Unexpected error: {error:?}"),
         }
         .into()
     } else {
-        panic!("Unexpected query keys: {:?}", keys);
+        panic!("Unexpected query keys: {keys:?}");
     }
 }
diff --git a/src/query/tasks.rs b/src/query/tasks.rs
index 31849b3..9090af3 100644
--- a/src/query/tasks.rs
+++ b/src/query/tasks.rs
@@ -19,11 +19,11 @@ async fn fetch_tasks_in_category(keys: Vec<QueryKey>) -> QueryResult<QueryValue,
         match get_tasks_in_category(category.clone()).await {
             Ok(tasks) => Ok(QueryValue::Tasks(tasks)),
             Err(ServerFnError::WrappedServerError(errors)) => Err(QueryErrors::Error(errors)),
-            Err(error) => panic!("Unexpected error: {:?}", error),
+            Err(error) => panic!("Unexpected error: {error:?}"),
         }
         .into()
     } else {
-        panic!("Unexpected query keys: {:?}", keys);
+        panic!("Unexpected query keys: {keys:?}");
     }
 }
 
@@ -47,10 +47,10 @@ async fn fetch_tasks_with_subtasks_in_category(
         match get_tasks_with_subtasks_in_category(category.clone()).await {
             Ok(tasks) => Ok(QueryValue::TasksWithSubtasks(tasks)),
             Err(ServerFnError::WrappedServerError(errors)) => Err(QueryErrors::Error(errors)),
-            Err(error) => panic!("Unexpected error: {:?}", error),
+            Err(error) => panic!("Unexpected error: {error:?}"),
         }
         .into()
     } else {
-        panic!("Unexpected query keys: {:?}", keys);
+        panic!("Unexpected query keys: {keys:?}");
     }
 }