diff --git a/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/BaseController.cs b/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/BaseController.cs
index 1a1589b..b5bb33c 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/BaseController.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/BaseController.cs
@@ -32,7 +32,7 @@ namespace espacecollab.backend.api.Controllers
         }
 
         [HttpPost]
-        public ActionResult<TO> Add(TO apiDto)
+        public virtual ActionResult<TO> Add(TO apiDto)
         {
             TO? addedApiDto = Services.Add(apiDto);
             if (addedApiDto == null)
@@ -52,7 +52,7 @@ namespace espacecollab.backend.api.Controllers
         }
 
         [HttpPut("{id:int:min(1)}")]
-        public ActionResult<TO> Update(uint id, TO apiDto)
+        public virtual ActionResult<TO> Update(uint id, TO apiDto)
         {
             if (apiDto.Id != id)
                 return Unauthorized();
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/CollaborateursController.cs b/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/CollaborateursController.cs
index 3b8af84..8fd6a20 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/CollaborateursController.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.api/Controllers/CollaborateursController.cs
@@ -13,6 +13,29 @@ public class CollaborateursController : BaseController<CollaborateurApiDto>
         CollaborateursServices = collaborateursServices;
     }
 
+    [HttpPost]
+    public override ActionResult<CollaborateurApiDto> Add(CollaborateurApiDto apiDto)
+    {
+        CollaborateurApiDto? addedApiDto = Services.Add(apiDto);
+        if (addedApiDto == null)
+            return Problem();
+
+        return Ok(addedApiDto);
+    }
+
+    [HttpPut("{id:int:min(1)}")]
+    public override ActionResult<CollaborateurApiDto> Update(uint id, CollaborateurApiDto apiDto)
+    {
+        if (apiDto.Id != id)
+            return Unauthorized();
+
+        CollaborateurApiDto? updatedApiDto = Services.Update(apiDto);
+        if (updatedApiDto == null)
+            return Problem();
+
+        return Ok(updatedApiDto);
+
+    }
     [HttpGet("businessunit/{businessUnitId:int:min(1)}")]
     public ActionResult<IEnumerable<CollaborateurApiDto>> GetCollaborateursByBusinessUnit(uint businessUnitId)
     {
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.api/appsettings.json b/Collaborateur_Epa_Back/espacecollab.backend.api/appsettings.json
index b8e3730..64f8b67 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.api/appsettings.json
+++ b/Collaborateur_Epa_Back/espacecollab.backend.api/appsettings.json
@@ -8,8 +8,8 @@
   "AllowedHosts": "*",
   "Sql": {
     "LoadFake": false,
-    //"ConnectionString": "server=database;user=root;password=root;database=collaborateur_epa" //préprod
+    "ConnectionString": "server=database;user=root;password=root;database=collaborateur_epa" //préprod
     //"ConnectionString": "server=db;user=root;password=root;database=collaborateur_epa"     //docker-compose
-    "ConnectionString": "server=localhost;user=root;password=root;database=collaborateur_epa" //local
+    //"ConnectionString": "server=localhost;user=root;password=root;database=collaborateur_epa" //local
   }
 }
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Mappers/CollaborateurApiDtoMapper.cs b/Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Mappers/CollaborateurMapper.cs
similarity index 100%
rename from Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Mappers/CollaborateurApiDtoMapper.cs
rename to Collaborateur_Epa_Back/espacecollab.backend.appservices.dtos/Mappers/CollaborateurMapper.cs
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices/CollaborateursService.cs b/Collaborateur_Epa_Back/espacecollab.backend.appservices/CollaborateursService.cs
index 81796f9..6893a17 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.appservices/CollaborateursService.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices/CollaborateursService.cs
@@ -15,6 +15,43 @@ public class CollaborateursService : GenericsServices<CollaborateurSqlDto, Colla
         CollaborateurRepository = collaborateurRepository;
     }
 
+    public override CollaborateurApiDto? Add(CollaborateurApiDto apiDto)
+    {
+        if(GetAll().Where(collab => apiDto.ApsideMail == collab.ApsideMail).Any())
+        {
+            return null;
+        }
+
+        CollaborateurSqlDto sqlDto = apiDto.ToSql();
+
+        CollaborateurSqlDto? entitySqlValidation = CollaborateurRepository.Add(sqlDto);
+        if (entitySqlValidation == null)
+            return null;
+
+        return entitySqlValidation.ToApi();
+    }
+
+    public override CollaborateurApiDto? Update(CollaborateurApiDto apiDto)
+    {
+        if (GetById(apiDto.Id) == null)
+            return null;
+
+        if (GetAll().Where(collab => apiDto.ApsideMail == collab.ApsideMail && apiDto.Id != collab.Id).Any())
+        {
+            return null;
+        }
+
+
+
+        CollaborateurSqlDto sqlDto = apiDto.ToSql();
+        CollaborateurSqlDto? sqlDtoValidation = CollaborateurRepository.Update(sqlDto);
+
+        if (sqlDtoValidation == null)
+            return null;
+
+        return sqlDtoValidation.ToApi();
+    }
+
     public IEnumerable<CollaborateurApiDto> GetCollaborateursByBusinessUnit(uint businessUnitId)
     {
         return CollaborateurRepository.GetCollaborateursByBusinessUnit((int)businessUnitId).Select(collaborateurSql => collaborateurSql.ToApi());
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.appservices/GenericsServices.cs b/Collaborateur_Epa_Back/espacecollab.backend.appservices/GenericsServices.cs
index 72d8693..1fea564 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.appservices/GenericsServices.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.appservices/GenericsServices.cs
@@ -34,7 +34,7 @@ public abstract class GenericsServices<T, TO> : IGenericsServices<TO> where T :
         return MapperToApiDto(entity);
     }
 
-    public TO? Add(TO apiDto)
+    public virtual TO? Add(TO apiDto)
     {
         T sqlDto = MapperToSqlDto(apiDto);
 
@@ -45,7 +45,7 @@ public abstract class GenericsServices<T, TO> : IGenericsServices<TO> where T :
         return MapperToApiDto(entitySqlValidation);
     }
 
-    public TO? Update(TO apiDto)
+    public virtual TO? Update(TO apiDto)
     {
         if (GetById(apiDto.Id) == null)
             return null;
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/MainDbContext.cs b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/MainDbContext.cs
index 1f7f0bd..59b5eea 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/MainDbContext.cs
+++ b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/MainDbContext.cs
@@ -24,9 +24,19 @@ public class MainDbContext : DbContext
     protected override void OnModelCreating(ModelBuilder modelBuilder)
     {
         modelBuilder.Entity<BusinessUnitSqlDto>().Property(p => p.Id).UseMySqlIdentityColumn();
+
         modelBuilder.Entity<AgenceSqlDto>().Property(p => p.Id).UseMySqlIdentityColumn();
+
         modelBuilder.Entity<FonctionSqlDto>().Property(p => p.Id).UseMySqlIdentityColumn();
+
         modelBuilder.Entity<TechnologieSqlDto>().Property(p => p.Id).UseMySqlIdentityColumn();
+
+        modelBuilder.Entity<PeriodeEssaiSqlDto>().Property(p => p.Id).UseMySqlIdentityColumn();
+        modelBuilder
+            .Entity<PeriodeEssaiSqlDto>()
+            .Property(e => e.Issue)
+            .HasConversion<string>();
+
         modelBuilder.Entity<CollaborateurSqlDto>().Property(p => p.Id).UseMySqlIdentityColumn();
         modelBuilder
             .Entity<CollaborateurSqlDto>()
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/db/init_db.sql - Raccourci.lnk b/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/db/init_db.sql - Raccourci.lnk
deleted file mode 100644
index 411b0c6..0000000
Binary files a/Collaborateur_Epa_Back/espacecollab.backend.infrastructure.sql/db/init_db.sql - Raccourci.lnk and /dev/null differ
diff --git a/Collaborateur_Epa_Back/espacecollab.backend.sln b/Collaborateur_Epa_Back/espacecollab.backend.sln
index 3def954..d16a1b6 100644
--- a/Collaborateur_Epa_Back/espacecollab.backend.sln
+++ b/Collaborateur_Epa_Back/espacecollab.backend.sln
@@ -27,12 +27,7 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "espacecollab.backend.appser
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "espacecollab.backend.api.tests", "espacecollab.backend.api.tests\espacecollab.backend.api.tests.csproj", "{5EA7CAB6-B7A8-4A54-8A1D-774A376974CB}"
 EndProject
-Project("{E53339B2-1760-4266-BCC7-CA923CBCF16C}") = "docker-compose", "docker-compose.dcproj", "{815B6ABD-7550-4D79-A53B-E84F4D4A7475}"
-EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "9 Database", "9 Database", "{4C74D622-BEC1-41C9-95F1-7C44375B531B}"
-	ProjectSection(SolutionItems) = preProject
-		init_db.sql = init_db.sql
-	EndProjectSection
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -76,10 +71,6 @@ Global
 		{5EA7CAB6-B7A8-4A54-8A1D-774A376974CB}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{5EA7CAB6-B7A8-4A54-8A1D-774A376974CB}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{5EA7CAB6-B7A8-4A54-8A1D-774A376974CB}.Release|Any CPU.Build.0 = Release|Any CPU
-		{815B6ABD-7550-4D79-A53B-E84F4D4A7475}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{815B6ABD-7550-4D79-A53B-E84F4D4A7475}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{815B6ABD-7550-4D79-A53B-E84F4D4A7475}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{815B6ABD-7550-4D79-A53B-E84F4D4A7475}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE