diff --git a/.github/workflows/on_commit_build.yml b/.github/workflows/on_commit_build.yml
index 59f3dd34..4393f9d2 100644
--- a/.github/workflows/on_commit_build.yml
+++ b/.github/workflows/on_commit_build.yml
@@ -64,7 +64,8 @@ jobs:
       uses: tj-actions/changed-files@v34
       with:
         files: |
-          front-end/**
+          back-end/api/**
+          bacl-end/realtime/**
           lib/**
 
     - name: Use Node.js 18.x
@@ -91,4 +92,49 @@ jobs:
     - name: Build backend
       if: steps.changed.outputs.any_changed == 'true'
       run: |
-        npm run build:backend
\ No newline at end of file
+        npm run build:backend
+
+  build-frc-fms:
+    name: Build FRC FMS
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        fetch-depth: 2
+
+    - name: Detect changes
+      id: changed
+      uses: tj-actions/changed-files@v34
+      with:
+        files: |
+          back-end/frc-fms/**
+          lib/**
+
+    - name: Use Node.js 18.x
+      if: steps.changed.outputs.any_changed == 'true'
+      uses: actions/setup-node@v3
+      with:
+        node-version: 18.x
+        
+    - name: Install lib dependencies
+      if: steps.changed.outputs.any_changed == 'true'
+      run: |
+        npm run install:lib
+
+    - name: Build libs
+      if: steps.changed.outputs.any_changed == 'true'
+      run: |
+        npm run build:lib
+
+    - name: Install backend dependencies
+      if: steps.changed.outputs.any_changed == 'true'
+      run: |
+        cd back-end/frc-fms
+        npm i
+
+    - name: Build backend
+      if: steps.changed.outputs.any_changed == 'true'
+      run: |
+        cd back-end/frc-fms
+        npm run build
\ No newline at end of file
diff --git a/back-end/frc-fms/src/devices/plc.ts b/back-end/frc-fms/src/devices/plc.ts
index 0997085c..dd9fb970 100644
--- a/back-end/frc-fms/src/devices/plc.ts
+++ b/back-end/frc-fms/src/devices/plc.ts
@@ -2,7 +2,7 @@ import log from "../logger.js";
 import { PlcInputs } from "../models/PlcInputs.js";
 import PlcOutputCoils, { EStop, RobotStatus, StackLight } from "../models/PlcOutputCoils.js";
 import { EmsFrcFms } from "../server.js";
-import { MatchMode, MatchSocketEvents } from "@toa-lib/models";
+import { MatchMode, MatchSocketEvent } from "@toa-lib/models";
 import ModbusRTU from "modbus-serial";
 import { Socket } from "socket.io-client";
 import { sleep } from "../helpers/generic.js";
@@ -137,7 +137,7 @@ export class PlcSupport {
 
         // Field E-STOP
         if (this.plc.inputs.fieldEstop) {
-          SocketSupport.getInstance().socket?.emit(MatchSocketEvents.ABORT);
+          SocketSupport.getInstance().socket?.emit(MatchSocketEvent.ABORT);
           logger.info("🛑 Field E-STOP Pressed! This can't be good!");
         } else if (!this.plc.inputs.fieldEstop && this.plc.oldInputs.fieldEstop) {
           logger.info("🟢 Field E-STOP Released!");
diff --git a/back-end/frc-fms/src/devices/socket.ts b/back-end/frc-fms/src/devices/socket.ts
index e5f74689..85d195b5 100644
--- a/back-end/frc-fms/src/devices/socket.ts
+++ b/back-end/frc-fms/src/devices/socket.ts
@@ -3,7 +3,7 @@ import { Socket } from "socket.io-client";
 import { SocketOptions, createSocket } from "@toa-lib/client";
 import { getToken } from "../helpers/ems.js";
 import { getIPv4 } from "@toa-lib/server";
-import { AvaliableHardware, DriverstationMonitor, DriverstationStatus, MatchKey, MatchSocketEvents, PrestartState, PrestartStatus } from "@toa-lib/models";
+import { AvaliableHardware, DriverstationMonitor, DriverstationStatus, MatchKey, MatchSocketEvent, PrestartState, PrestartStatus } from "@toa-lib/models";
 import { SettingsSupport } from "./settings.js";
 import { EmsFrcFms } from "../server.js";
 
@@ -56,7 +56,7 @@ export class SocketSupport {
     });
 
     // Setup Prestart
-    this.socket?.on(MatchSocketEvents.PRESTART, (matchKey: MatchKey) => {
+    this.socket?.on(MatchSocketEvent.PRESTART, (matchKey: MatchKey) => {
       this.prestartStatus = {
         hardware: [],
         matchKey: matchKey,