Implement Target Values API and frontend component for predictive modeling

backend/src/controllers/target-values.controller.ts

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+import { Request, Response } from 'express';
+import TargetValuesService from '../services/target-values.service.js';
+
+class TargetValuesController {
+  async getTargetValues(req: Request, res: Response): Promise<void> {
+    try {
+      const targetValues = await TargetValuesService.getTargetValues();
+      res.status(200).json(targetValues);
+    } catch (error) {
+      res.status(500).json(error);
+    }
+  }
+
+  async updateTargetValues(req: Request, res: Response): Promise<void> {
+    try {
+      const updatedTargetValues = await TargetValuesService.updateTargetValues(req.body);
+      res.status(200).json(updatedTargetValues);
+    } catch (error) {
+      res.status(500).json(error);
+    }
+  }
+}
+
+export default new TargetValuesController();

backend/src/models/target-values.model.ts

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+import { Model, DataTypes } from 'sequelize';
+import { sequelize } from '../database.js';
+
+class TargetValues extends Model {
+  public targetedRoomForImprovement!: number;
+  public targetedNumberOfDevelopers!: number;
+  public targetedPercentOfTimeSaved!: number;
+}
+
+TargetValues.init({
+  targetedRoomForImprovement: {
+    type: DataTypes.FLOAT,
+    allowNull: false,
+  },
+  targetedNumberOfDevelopers: {
+    type: DataTypes.INTEGER,
+    allowNull: false,
+  },
+  targetedPercentOfTimeSaved: {
+    type: DataTypes.FLOAT,
+    allowNull: false,
+  }
+}, {
+  sequelize,
+  modelName: 'TargetValues',
+  timestamps: false,
+});
+
+export { TargetValues };

backend/src/routes/target-values.routes.ts

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+import { Router } from 'express';
+import TargetValuesController from '../controllers/target-values.controller.js';
+
+const router = Router();
+
+router.get('/', TargetValuesController.getTargetValues);
+router.put('/', TargetValuesController.updateTargetValues);
+
+export default router;

backend/src/services/target-values.service.ts

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+import { TargetValues } from '../models/target-values.model.js';
+
+class TargetValuesService {
+  async getTargetValues() {
+    return await TargetValues.findAll();
+  }
+
+  async updateTargetValues(data: { targetedRoomForImprovement: number, targetedNumberOfDevelopers: number, targetedPercentOfTimeSaved: number }) {
+    const [targetValues] = await TargetValues.findOrCreate({
+      where: {},
+      defaults: data
+    });
+
+    if (!targetValues.isNewRecord) {
+      await targetValues.update(data);
+    }
+
+    return targetValues;
+  }
+}
+
+export default new TargetValuesService();

frontend/src/app/main/copilot/predictive-modeling/predictive-modeling.component.html

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+<div class="page-container">
+  <div class="page-header">
+    <h1>Predictive Modeling</h1>
+  </div>
+  <form [formGroup]="form" (ngSubmit)="onSubmit()">
+    <div class="form-group">
+      <label for="developerTotal">Total Developers</label>
+      <input type="number" id="developerTotal" formControlName="developerTotal">
+    </div>
+    <div class="form-group">
+      <label for="adopterCount">Adopter Count</label>
+      <input type="number" id="adopterCount" formControlName="adopterCount">
+    </div>
+    <div class="form-group">
+      <label for="perLicenseCost">Per License Cost</label>
+      <input type="number" id="perLicenseCost" formControlName="perLicenseCost">
+    </div>
+    <div class="form-group">
+      <label for="perDevCostPerYear">Per Developer Cost Per Year</label>
+      <input type="number" id="perDevCostPerYear" formControlName="perDevCostPerYear">
+    </div>
+    <div class="form-group">
+      <label for="perDevHoursPerYear">Per Developer Hours Per Year</label>
+      <input type="number" id="perDevHoursPerYear" formControlName="perDevHoursPerYear">
+    </div>
+    <div class="form-group">
+      <label for="percentofHoursCoding">Percent of Hours Coding</label>
+      <input type="number" id="percentofHoursCoding" formControlName="percentofHoursCoding">
+    </div>
+    <div class="form-group">
+      <label for="targetedNumberOfDevelopers">Targeted Number of Developers</label>
+      <input type="number" id="targetedNumberOfDevelopers" formControlName="targetedNumberOfDevelopers">
+    </div>
+    <div class="form-group">
+      <label for="targetedPercentOfTimeSaved">Targeted Percent of Time Saved</label>
+      <input type="number" id="targetedPercentOfTimeSaved" formControlName="targetedPercentOfTimeSaved">
+    </div>
+    <div class="form-group">
+      <label for="targetedRoomForImprovement">Targeted Room for Improvement</label>
+      <input type="number" id="targetedRoomForImprovement" formControlName="targetedRoomForImprovement" readonly>
+    </div>
+    <div class="form-group">
+      <label for="roomForImprovement">Room for Improvement</label>
+      <input type="number" id="roomForImprovement" formControlName="roomForImprovement" readonly>
+    </div>
+    <button type="submit">Save</button>
+  </form>
+</div>

frontend/src/app/main/copilot/predictive-modeling/predictive-modeling.component.spec.ts

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+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { PredictiveModelingComponent } from './predictive-modeling.component';
+
+describe('PredictiveModelingComponent', () => {
+  let component: PredictiveModelingComponent;
+  let fixture: ComponentFixture<PredictiveModelingComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      imports: [PredictiveModelingComponent]
+    })
+    .compileComponents();
+
+    fixture = TestBed.createComponent(PredictiveModelingComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

frontend/src/app/main/copilot/predictive-modeling/predictive-modeling.component.ts

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+import { Component } from '@angular/core';
+
+@Component({
+  selector: 'app-predictive-modeling',
+  standalone: true,
+  imports: [],
+  templateUrl: './predictive-modeling.component.html',
+  styleUrl: './predictive-modeling.component.scss'
+})
+export class PredictiveModelingComponent {
+
+}