Work around nullable ints

src/Server/Controllers/CompanyController.cs

@@ -26,7 +26,7 @@ namespace BoredCareers.Controllers {
         public async Task<IActionResult> SetCompany([FromBody] Company company, [FromQuery] bool newCompany = false) {
             if (isLoggedIn()) {
                 if (newCompany) {
-                    Company? test = await _databaseService.GetCompany(company.ID);
+                    Company? test = await _databaseService.GetCompany(Convert.ToInt32(company.ID));
                     if (test == null) {
                         company.ID = await _databaseService.SetCompany(company);
                         await _databaseService.SetEmployee(new Employee() {
@@ -37,7 +37,7 @@ namespace BoredCareers.Controllers {
                     }
                     return NotFound("The company already exists");
                 } else {
-                    if (await isLoggedInUserEmployeeOf(company.ID)) {
+                    if (await isLoggedInUserEmployeeOf(Convert.ToInt32(company.ID))) {
                         await _databaseService.SetCompany(company);
                         return Ok();
                     }

src/Server/Controllers/EmployeeController.cs

@@ -34,7 +34,7 @@ namespace BoredCareers.Controllers {
         [HttpPost]
         public async Task<IActionResult> SetEmployee([FromBody] Employee employee) {
             if (isLoggedIn()) {
-                if (await isLoggedInUserEmployeeOf(employee.Company.ID)) {
+                if (await isLoggedInUserEmployeeOf(Convert.ToInt32(employee.Company.ID))) {
                     await _databaseService.SetEmployee(employee);
                     return Ok();
                 }
@@ -48,7 +48,7 @@ namespace BoredCareers.Controllers {
             if (isLoggedIn()) {
                 Employee? employee = await _databaseService.GetEmployee(EmployeeID);
                 if (employee != null) {
-                    if (await isLoggedInUserEmployeeOf(employee.Company.ID)) {
+                    if (await isLoggedInUserEmployeeOf(Convert.ToInt32(employee.Company.ID))) {
                         await _databaseService.DeleteEmployee(EmployeeID);
                         return Ok();
                     }

src/Server/Services/DatabaseService/Resume.cs

@@ -143,7 +143,7 @@ namespace BoredCareers.Services.DatabaseService {
                 // Split into grouped lists and add to experience
                 Dictionary<int, ResumeExperienceBullet[]> groupedExperienceBullets = experienceBullets.GroupBy(b => b.ResumeExperienceID).ToDictionary(g => g.Key, g => g.ToArray());
                 foreach (ResumeExperience cur in experience) {
-                    cur.ExperienceBullets = groupedExperienceBullets[cur.ID];
+                    cur.ExperienceBullets = groupedExperienceBullets[Convert.ToInt32(cur.ID)];
                 }
 
                 // Add the parts to the resume