diff --git a/services/backend/api/v1/competition/views.py b/services/backend/api/v1/competition/views.py
index 1f7eb77..4dacad9 100644
--- a/services/backend/api/v1/competition/views.py
+++ b/services/backend/api/v1/competition/views.py
@@ -13,7 +13,7 @@ router = Router(tags=["competition"])
 
 
 @router.get(
-    "competition/{competition_id}",
+    "competitions/{competition_id}",
     response={
         status.OK: schemas.CompetitionOut,
         status.BAD_REQUEST: global_schemas.BadRequestError,
diff --git a/services/backend/api/v1/user/views.py b/services/backend/api/v1/user/views.py
index c9fad87..2b9cdbe 100644
--- a/services/backend/api/v1/user/views.py
+++ b/services/backend/api/v1/user/views.py
@@ -75,7 +75,7 @@ def get_me(request):
 
 
 @router.get(
-    path="/user/{user_id}",
+    path="/users/{user_id}",
     response={
         status.OK: UserSchema,
         status.BAD_REQUEST: BadRequestError,
diff --git a/services/backend/apps/achievement/migrations/0005_alter_achievement_icon.py b/services/backend/apps/achievement/migrations/0005_alter_achievement_icon.py
new file mode 100644
index 0000000..7ed0851
--- /dev/null
+++ b/services/backend/apps/achievement/migrations/0005_alter_achievement_icon.py
@@ -0,0 +1,19 @@
+# Generated by Django 5.1.6 on 2025-03-02 14:03
+
+import apps.achievement.models
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('achievement', '0003_remove_achievement_need_count_and_more_squashed_0004_alter_achievement_slug'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='achievement',
+            name='icon',
+            field=models.ImageField(upload_to=apps.achievement.models.Achievement.image_url_upload_to, verbose_name='иконка достижения'),
+        ),
+    ]
diff --git a/services/backend/apps/achievement/models.py b/services/backend/apps/achievement/models.py
index 2c7724f..292598f 100644
--- a/services/backend/apps/achievement/models.py
+++ b/services/backend/apps/achievement/models.py
@@ -14,7 +14,7 @@ class Achievement(BaseModel):
         max_length=30, verbose_name="название", unique=True
     )
     description = models.TextField(verbose_name="описание")
-    icon = models.FileField(
+    icon = models.ImageField(
         verbose_name="иконка достижения",
         upload_to=image_url_upload_to,
     )
diff --git a/services/frontend/src/pages/CompetitionSession/modules/TaskSolution/index.tsx b/services/frontend/src/pages/CompetitionSession/modules/TaskSolution/index.tsx
index afe22d4..ea0c35c 100644
--- a/services/frontend/src/pages/CompetitionSession/modules/TaskSolution/index.tsx
+++ b/services/frontend/src/pages/CompetitionSession/modules/TaskSolution/index.tsx
@@ -43,7 +43,7 @@ const TaskSolution: React.FC<TaskSolutionProps> = ({
     setIsHistoryOpen(true);
   };
 
-  const latestSolution = solutionHistory && solutionHistory.length > 0 ? solutionHistory[0] : null;
+  const latestSolution = solutionHistory && solutionHistory.length > 0 ? solutionHistory[solutionHistory.length - 1] : null;
 
   return (
     <div className="md:w-[500px] flex flex-col gap-4">
diff --git a/services/frontend/src/shared/api/competitions.ts b/services/frontend/src/shared/api/competitions.ts
index 8c47564..eea1533 100644
--- a/services/frontend/src/shared/api/competitions.ts
+++ b/services/frontend/src/shared/api/competitions.ts
@@ -10,7 +10,7 @@ export const getCompetitions = async (participating?: boolean) => {
 };
 
 export const getCompetition = async (id: string) => {
-  return await userFetch<Competition>(`/competition/${id}`);
+  return await userFetch<Competition>(`/competitions/${id}`);
 };
 
 export const startCompetition = async (competitionId: string) => {
diff --git a/services/frontend/src/shared/api/session.ts b/services/frontend/src/shared/api/session.ts
index 6cfe8f2..4a04dc4 100644
--- a/services/frontend/src/shared/api/session.ts
+++ b/services/frontend/src/shared/api/session.ts
@@ -20,18 +20,18 @@ export const submitTaskSolution = async (
   solution: string | File
 ) => {
   const endpoint = `/competitions/${competitionId}/tasks/${taskId}/submit`;
+  const formData = new FormData();
+
+  // туповатый костыль но для мвп сойдет
   if (typeof solution === 'string') {
-    return await userFetch(endpoint, {
-      method: 'POST',
-      body: { content: solution }
-    });
+    const textFile = new File([solution], 'solution.txt', { type: 'text/plain' });
+    formData.append('content', textFile);
   } else {
-    const formData = new FormData();
-    formData.append('content', solution); 
-    
-    return await userFetch(endpoint, {
-      method: 'POST',
-      body: formData
-    });
+    formData.append('content', solution);
   }
+  
+  return await userFetch(endpoint, {
+    method: 'POST',
+    body: formData
+  });
 };
\ No newline at end of file