diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..9429351
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,3 @@
+frontend/package-lock.json
+frontend/dist
+ftontend/node_modules
\ No newline at end of file
diff --git a/Cargo.lock b/Cargo.lock
index f991682..a6515c2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -426,7 +426,7 @@ checksum = "25cbce373ec4653f1a01a31e8a5e5ec0c622dc27ff9c4e6606eefef5cbbed4a5"
 
 [[package]]
 name = "findtheti-me"
-version = "0.1.2"
+version = "0.1.4"
 dependencies = [
  "axum",
  "chrono",
diff --git a/Cargo.toml b/Cargo.toml
index 0fc5608..49e21bb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "findtheti-me"
-version = "0.1.2"
+version = "0.1.4"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
diff --git a/Dockerfile b/Dockerfile
index db2b3bc..e645f23 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,17 +14,16 @@ RUN cargo build --release
 
 ### Build Front-End ###
 
-FROM node:lts as nodebuilder
+FROM node:21 as nodebuilder
 
 WORKDIR /app
 
-COPY ./frontend/package*.json ./
-COPY ./frontend/tsconfig*.json ./
-
-RUN yarn install --prefer-offline --frozen-lockfile --non-interactive --production=true
-
 COPY ./frontend ./
 
+RUN yarn install --prefer-offline --frozen-lockfile --non-interactive
+
+ENV NODE_ENV=production
+
 RUN yarn build
 
 RUN rm -rf node_modules
diff --git a/README.md b/README.md
index e2dfd73..943c252 100644
--- a/README.md
+++ b/README.md
@@ -44,7 +44,7 @@ services:
 ### Advanced (Without Docker)
 
 1. Compile Backend (`cargo build --release`)
-2. Build Frontend (`cd frontend && yarn install --production && yarn build`)
+2. Build Frontend (`cd frontend && yarn install && yarn build`)
 3. Copy the `findtheti-me` file from `target/release` and place it into your desired installation folder
 4. Copy the `frontend/dist` folder and place it into the same installation folder, maintaining the directory tree.
 
diff --git a/frontend/src/components/AvailabilityPicker.tsx b/frontend/src/components/AvailabilityPicker.tsx
index ebee96a..dd07906 100644
--- a/frontend/src/components/AvailabilityPicker.tsx
+++ b/frontend/src/components/AvailabilityPicker.tsx
@@ -52,7 +52,7 @@ const AvailabilityPicker = (props: {
             // @ts-ignore
             left: e.target?.offsetLeft - scrollLeft,
             width: element.width,
-            height: (props.availabilityDurationInMinutes/60.0) * 2 * HALFHOUR_DISPLAY_HEIGHT
+            height: ((props.availabilityDurationInMinutes/60.0) * 2 * (HALFHOUR_DISPLAY_HEIGHT + 0.5))
         })
     }
 
diff --git a/migrations/20240111181203_ChangeIpColumnSizeAgain.sql b/migrations/20240111181203_ChangeIpColumnSizeAgain.sql
new file mode 100644
index 0000000..718af0e
--- /dev/null
+++ b/migrations/20240111181203_ChangeIpColumnSizeAgain.sql
@@ -0,0 +1,3 @@
+-- this time with ipv6 in mind
+ALTER TABLE events.availability
+ALTER COLUMN user_ip TYPE VARCHAR(255);
diff --git a/src/endpoints.rs b/src/endpoints.rs
index 5239cdf..52f7ade 100644
--- a/src/endpoints.rs
+++ b/src/endpoints.rs
@@ -1,8 +1,8 @@
-use std::net::SocketAddr;
+use std::net::{SocketAddr, IpAddr};
 
 use axum::{
     extract::{ConnectInfo, Path, State},
-    http::StatusCode,
+    http::{StatusCode, HeaderMap},
     Json,
 };
 use chrono::{DateTime, TimeZone, Utc};
@@ -178,6 +178,7 @@ pub async fn create_availabilities(
     State(app_state): State<AppState>,
     Path(event_snowflake_id): Path<String>,
     ConnectInfo(addr): ConnectInfo<SocketAddr>,
+    headers: HeaderMap,
     Json(dto): Json<CreateAvailabilitiesDto>,
 ) -> UniversalResponseDto<()> {
     let mut conn = match app_state.db_pool.acquire().await {
@@ -185,10 +186,17 @@ pub async fn create_availabilities(
         Err(e) => return api::internal_server_error(e.into()),
     };
 
+    let x_real_ip_header = headers.get("X-Real-IP").and_then(|v| v.to_str().ok()).and_then(|s| s.parse::<IpAddr>().ok());
+
+    let ip_compare_against = match x_real_ip_header {
+        Some(ip) => ip,
+        None => addr.ip(),
+    };
+
     let res = conn
         .transaction(|txn| {
             Box::pin(async move {
-                let user_ip = format!("{}", addr.ip());
+                let remote_ip = format!("{}", ip_compare_against);
 
                 let event = db::fetch_event_by_snowflake_id(txn, event_snowflake_id).await?;
 
@@ -198,7 +206,7 @@ pub async fn create_availabilities(
                     (dto.user_email.is_some()
                         && a.user_email.is_some()
                         && a.user_email == dto.user_email)
-                        || a.user_ip == user_ip
+                        || a.user_ip == remote_ip
                         || a.user_name == dto.user_name
                 });
 
@@ -220,7 +228,7 @@ pub async fn create_availabilities(
                             from_date: a.from_date.naive_utc(),
                             to_date: a.to_date.naive_utc(),
                             user_email: dto.user_email.clone(),
-                            user_ip: user_ip.clone(),
+                            user_ip: remote_ip.clone(),
                             user_name: dto.user_name.clone(),
                         },
                     )
diff --git a/src/main.rs b/src/main.rs
index c5e16b8..2287bc2 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -14,7 +14,7 @@ mod db;
 mod endpoints;
 mod entity;
 
-#[tokio::main(flavor = "multi_thread")]
+#[tokio::main(flavor = "current_thread")]
 async fn main() {
     println!("Starting findtheti.me...");