diff --git a/.helix/languages.toml b/.helix/languages.toml
index 710e116..a9719ff 100644
--- a/.helix/languages.toml
+++ b/.helix/languages.toml
@@ -6,7 +6,11 @@ language-servers = ["rust-analyzer", "tailwindcss-ls"]
 # procMacro = { ignored = { leptos_macro = ["server"] } }
 cargo = { features = ["ssr", "hydrate"] }
 check = { command = "clippy" }
-rustfmt = { overrideCommand = ["leptosfmt", "--stdin", "--rustfmt"] }
+rustfmt = { overrideCommand = [
+  "sh",
+  "-c",
+  "rustfmt --emit stdout --edition 2024 | leptosfmt --stdin",
+] }
 
 [language-server.tailwindcss-ls]
 config = { userLanguages = { rust = "html", "*.rs" = "html" } }
diff --git a/crates/ascend/src/components/icons.rs b/crates/ascend/src/components/icons.rs
index a8bc37d..0069c38 100644
--- a/crates/ascend/src/components/icons.rs
+++ b/crates/ascend/src/components/icons.rs
@@ -67,3 +67,23 @@ pub fn Check() -> impl IntoView {
         </svg>
     }
 }
+
+#[component]
+pub fn Heart() -> impl IntoView {
+    view! {
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            fill="none"
+            viewBox="0 0 24 24"
+            stroke-width="1.5"
+            stroke="currentColor"
+            class="size-6"
+        >
+            <path
+                stroke-linecap="round"
+                stroke-linejoin="round"
+                d="M21 8.25c0-2.485-2.099-4.5-4.688-4.5-1.935 0-3.597 1.126-4.312 2.733-.715-1.607-2.377-2.733-4.313-2.733C5.1 3.75 3 5.765 3 8.25c0 7.22 9 12 9 12s9-4.78 9-12Z"
+            />
+        </svg>
+    }
+}
diff --git a/crates/ascend/src/lib.rs b/crates/ascend/src/lib.rs
index cb3f5f1..8baa318 100644
--- a/crates/ascend/src/lib.rs
+++ b/crates/ascend/src/lib.rs
@@ -18,45 +18,8 @@ pub mod components {
     pub mod problem_info;
 }
 
-pub mod resources {
-    use crate::codec::ron::Ron;
-    use crate::codec::ron::RonEncoded;
-    use crate::models::{self};
-    use leptos::prelude::Get;
-    use leptos::prelude::Signal;
-    use leptos::server::Resource;
-    use server_fn::ServerFnError;
+pub mod resources;
 
-    type RonResource<T> = Resource<Result<T, ServerFnError>, Ron>;
-
-    pub fn wall_by_uid(wall_uid: Signal<models::WallUid>) -> RonResource<models::Wall> {
-        Resource::new_with_options(
-            move || wall_uid.get(),
-            move |wall_uid| async move { crate::server_functions::get_wall(wall_uid).await.map(RonEncoded::into_inner) },
-            false,
-        )
-    }
-
-    pub fn problem_by_uid(wall_uid: Signal<models::WallUid>, problem_uid: Signal<models::ProblemUid>) -> RonResource<models::Problem> {
-        Resource::new_with_options(
-            move || (wall_uid.get(), problem_uid.get()),
-            move |(wall_uid, problem_uid)| async move {
-                crate::server_functions::get_problem(wall_uid, problem_uid)
-                    .await
-                    .map(RonEncoded::into_inner)
-            },
-            false,
-        )
-    }
-
-    pub fn problems_for_wall(wall_uid: Signal<models::WallUid>) -> RonResource<Vec<models::Problem>> {
-        Resource::new_with_options(
-            move || wall_uid.get(),
-            move |wall_uid| async move { crate::server_functions::get_problems_for_wall(wall_uid).await.map(RonEncoded::into_inner) },
-            false,
-        )
-    }
-}
 pub mod codec;
 pub mod models;
 pub mod server_functions;
diff --git a/crates/ascend/src/models.rs b/crates/ascend/src/models.rs
index f497118..50d1c1c 100644
--- a/crates/ascend/src/models.rs
+++ b/crates/ascend/src/models.rs
@@ -14,11 +14,14 @@ pub use v2::Root;
 pub use v2::Wall;
 pub use v2::WallDimensions;
 pub use v2::WallUid;
+pub use v3::UserInteraction;
 
 pub mod v3 {
     use super::v2;
+    use chrono::NaiveDate;
     use serde::Deserialize;
     use serde::Serialize;
+    use std::collections::BTreeSet;
 
     /// Registers user interaction with a problem
     #[derive(Serialize, Deserialize, Debug, Clone)]
@@ -27,26 +30,26 @@ pub mod v3 {
         pub problem_uid: v2::ProblemUid,
 
         /// Climbed problem
-        pub is_completed: bool,
+        pub completed_on: BTreeSet<NaiveDate>,
 
         /// Flashed problem
-        pub is_flashed: bool,
+        pub flashed_on: BTreeSet<NaiveDate>,
 
         /// Is among favorite problems
         pub is_favorite: bool,
 
         /// Added to personal challenges
-        pub is_challenge: bool,
+        pub is_saved: bool,
     }
     impl UserInteraction {
         pub fn new(wall_uid: v2::WallUid, problem_uid: v2::ProblemUid) -> Self {
             Self {
                 wall_uid,
                 problem_uid,
-                is_completed: false,
-                is_flashed: false,
                 is_favorite: false,
-                is_challenge: false,
+                completed_on: BTreeSet::new(),
+                flashed_on: BTreeSet::new(),
+                is_saved: false,
             }
         }
     }
diff --git a/crates/ascend/src/pages/wall.rs b/crates/ascend/src/pages/wall.rs
index ba3b69d..3b408c5 100644
--- a/crates/ascend/src/pages/wall.rs
+++ b/crates/ascend/src/pages/wall.rs
@@ -78,6 +78,8 @@ pub fn Wall() -> impl IntoView {
         }
     });
 
+    let user_interaction = crate::resources::user_interaction(wall_uid, problem_uid.into());
+
     let header_items = move || HeaderItems {
         left: vec![],
         middle: vec![HeaderItem {
@@ -98,6 +100,7 @@ pub fn Wall() -> impl IntoView {
 
     let foo = RwSignal::new(false);
     let bar = RwSignal::new(false);
+    let baz = RwSignal::new(false);
 
     leptos::view! {
         <div class="min-w-screen min-h-screen bg-neutral-950">
@@ -153,7 +156,7 @@ pub fn Wall() -> impl IntoView {
                                                     </span>
                                                 </div>
                                                 // <icons::Bolt />
-                                                <div class="w-full text-lg font-semibold">Flash!</div>
+                                                <div class="w-full text-lg font-semibold">Flash</div>
                                             </div>
                                         </label>
                                     </div>
@@ -169,18 +172,48 @@ pub fn Wall() -> impl IntoView {
                                         />
                                         <label for="climbed-option" class="cursor-pointer">
                                             <div
-                                                class="flex items-center gap-2 relative px-5 py-3.5 transition-all ease-in duration-75 bg-gray-900 rounded-md"
+                                                class="flex items-center gap-2 relative px-5 py-3.5 transition-all ease-in duration-75 bg-gray-900 rounded-md text-white"
                                                 class:bg-transparent=move || bar.get()
                                             >
-                                                <div class="aspect-square rounded-sm ring-offset-gray-700 bg-white border-gray-500 text-white">
-                                                    <span class=("text-teal-300", move || bar.get())>
+                                                <div class="aspect-square rounded-sm ring-offset-gray-700 bg-white border-gray-500">
+                                                    <span class=("text-black", move || bar.get())>
                                                         <icons::Check />
                                                     </span>
                                                 </div>
-                                                <div class="w-full text-lg font-semibold">Climbed!</div>
+                                                <div
+                                                    class="w-full text-lg font-semibold"
+                                                    class=("text-black", move || bar.get())
+                                                >
+                                                    Climbed
+                                                </div>
                                             </div>
                                         </label>
                                     </div>
+
+                                    <div class="relative inline-flex items-center justify-center p-0.5 mb-2 me-2 overflow-hidden text-sm font-medium rounded-lg group bg-gradient-to-br from-pink-500 to-orange-400 text-white hover:brightness-125">
+                                        <input
+                                            type="checkbox"
+                                            id="favorite-option"
+                                            value=""
+                                            class="hidden peer"
+                                            required=""
+                                            bind:checked=baz
+                                        />
+                                        <label for="favorite-option" class="cursor-pointer">
+                                            <div
+                                                class="flex items-center gap-2 relative px-5 py-3.5 transition-all ease-in duration-75 bg-gray-900 rounded-md"
+                                                class:bg-transparent=move || baz.get()
+                                            >
+                                                <div class="aspect-square rounded-sm ring-offset-gray-700 border-gray-500 text-pink-500">
+                                                    <span class=("text-white", move || baz.get())>
+                                                        <icons::Heart />
+                                                    </span>
+                                                </div>
+                                                <div class="w-full text-lg font-semibold">Favorite</div>
+                                            </div>
+                                        </label>
+                                    </div>
+
                                 </div>
                             </div>
                         };
@@ -227,7 +260,6 @@ fn Hold(hold: models::Hold, role: Signal<Option<HoldRole>>) -> impl IntoView {
             Some(HoldRole::Zone) => Some("outline outline-offset-2 outline-amber-500"),
             Some(HoldRole::End) => Some("outline outline-offset-2 outline-red-500"),
             None => Some("brightness-50"),
-            // None => None,
         };
         let mut s = "bg-sky-100 aspect-square rounded hover:brightness-125".to_string();
         if let Some(c) = role_classes {
diff --git a/crates/ascend/src/resources.rs b/crates/ascend/src/resources.rs
new file mode 100644
index 0000000..5364bbe
--- /dev/null
+++ b/crates/ascend/src/resources.rs
@@ -0,0 +1,55 @@
+use crate::codec::ron::Ron;
+use crate::codec::ron::RonEncoded;
+use crate::models::{self};
+use leptos::prelude::Get;
+use leptos::prelude::Signal;
+use leptos::server::Resource;
+use server_fn::ServerFnError;
+
+type RonResource<T> = Resource<Result<T, ServerFnError>, Ron>;
+
+pub fn wall_by_uid(wall_uid: Signal<models::WallUid>) -> RonResource<models::Wall> {
+    Resource::new_with_options(
+        move || wall_uid.get(),
+        move |wall_uid| async move { crate::server_functions::get_wall(wall_uid).await.map(RonEncoded::into_inner) },
+        false,
+    )
+}
+
+pub fn problem_by_uid(wall_uid: Signal<models::WallUid>, problem_uid: Signal<models::ProblemUid>) -> RonResource<models::Problem> {
+    Resource::new_with_options(
+        move || (wall_uid.get(), problem_uid.get()),
+        move |(wall_uid, problem_uid)| async move {
+            crate::server_functions::get_problem(wall_uid, problem_uid)
+                .await
+                .map(RonEncoded::into_inner)
+        },
+        false,
+    )
+}
+
+pub fn problems_for_wall(wall_uid: Signal<models::WallUid>) -> RonResource<Vec<models::Problem>> {
+    Resource::new_with_options(
+        move || wall_uid.get(),
+        move |wall_uid| async move { crate::server_functions::get_problems_for_wall(wall_uid).await.map(RonEncoded::into_inner) },
+        false,
+    )
+}
+
+pub fn user_interaction(
+    wall_uid: Signal<models::WallUid>,
+    problem_uid: Signal<Option<models::ProblemUid>>,
+) -> RonResource<Option<models::UserInteraction>> {
+    Resource::new_with_options(
+        move || (wall_uid.get(), problem_uid.get()),
+        move |(wall_uid, problem_uid)| async move {
+            let Some(problem_uid) = problem_uid else {
+                return Ok(None);
+            };
+            crate::server_functions::get_user_interaction(wall_uid, problem_uid)
+                .await
+                .map(RonEncoded::into_inner)
+        },
+        false,
+    )
+}
diff --git a/crates/ascend/src/server_functions.rs b/crates/ascend/src/server_functions.rs
index fa2249e..46d4bcc 100644
--- a/crates/ascend/src/server_functions.rs
+++ b/crates/ascend/src/server_functions.rs
@@ -1,6 +1,7 @@
 use crate::codec::ron::Ron;
 use crate::codec::ron::RonEncoded;
 use crate::models;
+use crate::models::UserInteraction;
 use leptos::server;
 use server_fn::ServerFnError;
 
@@ -14,7 +15,7 @@ pub async fn get_walls() -> Result<RonEncoded<Vec<models::Wall>>, ServerFnError>
     use crate::server::db::Database;
     use leptos::prelude::expect_context;
     use redb::ReadableTable;
-    tracing::debug!("Enter");
+    tracing::trace!("Enter");
 
     let db = expect_context::<Database>();
 
@@ -26,8 +27,6 @@ pub async fn get_walls() -> Result<RonEncoded<Vec<models::Wall>>, ServerFnError>
         })
         .await?;
 
-    tracing::debug!("Exit");
-
     Ok(RonEncoded::new(walls))
 }
 
@@ -41,7 +40,7 @@ pub(crate) async fn get_wall(wall_uid: models::WallUid) -> Result<RonEncoded<mod
     use crate::server::db::Database;
     use crate::server::db::DatabaseOperationError;
     use leptos::prelude::expect_context;
-    tracing::debug!("Enter");
+    tracing::trace!("Enter");
 
     #[derive(Debug, derive_more::Error, derive_more::Display)]
     enum Error {
@@ -63,8 +62,6 @@ pub(crate) async fn get_wall(wall_uid: models::WallUid) -> Result<RonEncoded<mod
         })
         .await?;
 
-    tracing::debug!("ok");
-
     Ok(RonEncoded::new(wall))
 }
 
@@ -78,7 +75,7 @@ pub(crate) async fn get_problems_for_wall(wall_uid: models::WallUid) -> Result<R
     use crate::server::db::Database;
     use crate::server::db::DatabaseOperationError;
     use leptos::prelude::expect_context;
-    tracing::debug!("Enter");
+    tracing::trace!("Enter");
 
     #[derive(Debug, derive_more::Error, derive_more::Display, derive_more::From)]
     enum Error {
@@ -122,11 +119,53 @@ pub(crate) async fn get_problems_for_wall(wall_uid: models::WallUid) -> Result<R
 
     let problems = inner(wall_uid).await.map_err(error_reporter::Report::new).map_err(ServerFnError::new)?;
 
-    tracing::debug!("ok");
-
     Ok(RonEncoded::new(problems))
 }
 
+#[server(
+    input = Ron,
+    output = Ron,
+    custom = RonEncoded
+)]
+#[tracing::instrument(err(Debug))]
+pub(crate) async fn get_user_interaction(
+    wall_uid: models::WallUid,
+    problem_uid: models::ProblemUid,
+) -> Result<RonEncoded<Option<models::UserInteraction>>, ServerFnError> {
+    use crate::server::db::Database;
+    use crate::server::db::DatabaseOperationError;
+    use leptos::prelude::expect_context;
+    tracing::trace!("Enter");
+
+    #[derive(Debug, derive_more::Error, derive_more::Display, derive_more::From)]
+    enum Error {
+        #[display("Wall not found: {_0:?}")]
+        WallNotFound(#[error(not(source))] models::WallUid),
+
+        DatabaseOperation(DatabaseOperationError),
+    }
+
+    async fn inner(wall_uid: models::WallUid, problem_uid: models::ProblemUid) -> Result<Option<UserInteraction>, Error> {
+        let db = expect_context::<Database>();
+
+        let user_interaction = db
+            .read(|txn| {
+                let user_table = txn.open_table(crate::server::db::current::TABLE_USER)?;
+                let user_interaction = user_table.get((wall_uid, problem_uid))?.map(|guard| guard.value());
+                Ok(user_interaction)
+            })
+            .await?;
+
+        Ok(user_interaction)
+    }
+
+    let user_interaction = inner(wall_uid, problem_uid)
+        .await
+        .map_err(error_reporter::Report::new)
+        .map_err(ServerFnError::new)?;
+    Ok(RonEncoded::new(user_interaction))
+}
+
 #[server(
     input = Ron,
     output = Ron,
@@ -137,7 +176,7 @@ pub(crate) async fn get_problem(wall_uid: models::WallUid, problem_uid: models::
     use crate::server::db::Database;
     use crate::server::db::DatabaseOperationError;
     use leptos::prelude::expect_context;
-    tracing::debug!("Enter");
+    tracing::trace!("Enter");
 
     #[derive(Debug, derive_more::Error, derive_more::Display)]
     enum Error {
diff --git a/flake.nix b/flake.nix
index 7d584f0..a7a612e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -142,7 +142,7 @@
             pkgs.binaryen
           ];
 
-          env.RUST_LOG = "info,ascend=trace";
+          env.RUST_LOG = "info,ascend=debug";
           env.MOONBOARD_PROBLEMS = "moonboard-problems";
         };
     };