diff --git a/frontends/nextjs/src/lib/db/components/types.ts b/frontends/nextjs/src/lib/db/components/types.ts
new file mode 100644
index 000000000..9f96b29ac
--- /dev/null
+++ b/frontends/nextjs/src/lib/db/components/types.ts
@@ -0,0 +1,18 @@
+export interface ComponentConfig {
+  id: string
+  componentId: string
+  props: Record<string, unknown>
+  styles: Record<string, unknown>
+}
+
+export interface ComponentNode {
+  id: string
+  name: string
+  type: string
+}
+
+export interface ComponentHierarchy {
+  id: string
+  parentId?: string | null
+  childrenIds?: string[]
+}
diff --git a/frontends/nextjs/src/lib/db/css-classes/types.ts b/frontends/nextjs/src/lib/db/css-classes/types.ts
new file mode 100644
index 000000000..cc8d057c8
--- /dev/null
+++ b/frontends/nextjs/src/lib/db/css-classes/types.ts
@@ -0,0 +1,12 @@
+export interface CssCategory {
+  id?: string
+  name: string
+  description?: string | null
+}
+
+export interface CssClass {
+  id?: string
+  categoryId: string
+  name: string
+  className: string
+}
diff --git a/frontends/nextjs/src/lib/db/database-admin/seed-default-data/app/default-app-config.ts b/frontends/nextjs/src/lib/db/database-admin/seed-default-data/app/default-app-config.ts
index d81042d35..5954caf12 100644
--- a/frontends/nextjs/src/lib/db/database-admin/seed-default-data/app/default-app-config.ts
+++ b/frontends/nextjs/src/lib/db/database-admin/seed-default-data/app/default-app-config.ts
@@ -1,4 +1,4 @@
-import type { AppConfiguration } from '../../../types/level-types'
+import type { AppConfiguration } from '@/lib/types/level-types'
 
 export const buildDefaultAppConfig = (): AppConfiguration => ({
   id: 'app_001',
diff --git a/frontends/nextjs/src/lib/db/dropdown-configs/types.ts b/frontends/nextjs/src/lib/db/dropdown-configs/types.ts
new file mode 100644
index 000000000..b3009d9dc
--- /dev/null
+++ b/frontends/nextjs/src/lib/db/dropdown-configs/types.ts
@@ -0,0 +1,6 @@
+export interface DropdownConfig {
+  id: string
+  name: string
+  options: Array<{ label: string; value: string }>
+  defaultValue?: string | null
+}
diff --git a/frontends/nextjs/src/lib/db/functions/app-config/get-app-config.ts b/frontends/nextjs/src/lib/db/functions/app-config/get-app-config.ts
index 40afba141..1cfc01c1f 100644
--- a/frontends/nextjs/src/lib/db/functions/app-config/get-app-config.ts
+++ b/frontends/nextjs/src/lib/db/functions/app-config/get-app-config.ts
@@ -3,7 +3,7 @@
  * Retrieves the application configuration from database
  */
 
-import type { AppConfiguration } from '../../../types/level-types'
+import type { AppConfiguration } from '@/lib/types/level-types'
 import { prisma } from '../../prisma'
 
 /**
diff --git a/frontends/nextjs/src/lib/db/functions/app-config/set-app-config.ts b/frontends/nextjs/src/lib/db/functions/app-config/set-app-config.ts
index 1bb97e570..88cf9289e 100644
--- a/frontends/nextjs/src/lib/db/functions/app-config/set-app-config.ts
+++ b/frontends/nextjs/src/lib/db/functions/app-config/set-app-config.ts
@@ -3,7 +3,7 @@
  * Saves the application configuration to database
  */
 
-import type { AppConfiguration } from '../../../types/level-types'
+import type { AppConfiguration } from '@/lib/types/level-types'
 import { prisma } from '../../prisma'
 
 /**
diff --git a/frontends/nextjs/src/lib/db/functions/comments/crud/add-comment.ts b/frontends/nextjs/src/lib/db/functions/comments/crud/add-comment.ts
index e16dfe766..c90b3a1f1 100644
--- a/frontends/nextjs/src/lib/db/functions/comments/crud/add-comment.ts
+++ b/frontends/nextjs/src/lib/db/functions/comments/crud/add-comment.ts
@@ -3,7 +3,7 @@
  * Adds a new comment to database
  */
 
-import type { Comment } from '../../../types/level-types'
+import type { Comment } from '@/lib/types/level-types'
 import { prisma } from '../../prisma'
 
 /**
diff --git a/frontends/nextjs/src/lib/db/functions/comments/crud/get-comments.ts b/frontends/nextjs/src/lib/db/functions/comments/crud/get-comments.ts
index 99fd915d0..43c11d73e 100644
--- a/frontends/nextjs/src/lib/db/functions/comments/crud/get-comments.ts
+++ b/frontends/nextjs/src/lib/db/functions/comments/crud/get-comments.ts
@@ -3,7 +3,7 @@
  * Retrieves all comments from database
  */
 
-import type { Comment } from '../../../types/level-types'
+import type { Comment } from '@/lib/types/level-types'
 import { prisma } from '../../prisma'
 
 /**
diff --git a/frontends/nextjs/src/lib/db/functions/comments/crud/set-comments.ts b/frontends/nextjs/src/lib/db/functions/comments/crud/set-comments.ts
index e21eb8cc9..2ebcf9ced 100644
--- a/frontends/nextjs/src/lib/db/functions/comments/crud/set-comments.ts
+++ b/frontends/nextjs/src/lib/db/functions/comments/crud/set-comments.ts
@@ -3,7 +3,7 @@
  * Replaces all comments in database
  */
 
-import type { Comment } from '../../../types/level-types'
+import type { Comment } from '@/lib/types/level-types'
 import { prisma } from '../../prisma'
 
 /**
diff --git a/frontends/nextjs/src/lib/db/functions/comments/crud/update-comment.ts b/frontends/nextjs/src/lib/db/functions/comments/crud/update-comment.ts
index 265f79098..72d64e7f1 100644
--- a/frontends/nextjs/src/lib/db/functions/comments/crud/update-comment.ts
+++ b/frontends/nextjs/src/lib/db/functions/comments/crud/update-comment.ts
@@ -3,7 +3,7 @@
  * Updates an existing comment
  */
 
-import type { Comment } from '../../../types/level-types'
+import type { Comment } from '@/lib/types/level-types'
 import { prisma } from '../../prisma'
 
 type CommentUpdateData = {