Refactor blog module and remove blog-related functionality

- Removed blog router and associated API endpoints.
- Deleted blog persistence functions and related query parameters.
- Removed blog schemas and models from the codebase.
- Introduced common crate for shared types, including DateTimeWithTimeZoneWrapper.
- Added Thought and Follow models with corresponding migrations.
- Updated dependencies in Cargo.toml files to reflect changes.
- Adjusted tests to remove references to the blog module.

thoughts-backend/models/src/schemas/blog.rs

@@ -1,36 +0,0 @@
-use serde::Serialize;
-use utoipa::ToSchema;
-
-use crate::domains::blog;
-
-#[derive(Serialize, ToSchema)]
-pub struct BlogSchema {
-    pub id: u32,
-    pub title: String,
-    pub content: String,
-    pub author_id: u32,
-}
-
-impl From<blog::Model> for BlogSchema {
-    fn from(blog: blog::Model) -> Self {
-        Self {
-            id: blog.id as u32,
-            title: blog.title,
-            content: blog.content,
-            author_id: blog.author_id as u32,
-        }
-    }
-}
-
-#[derive(Serialize, ToSchema)]
-pub struct BlogListSchema {
-    pub blogs: Vec<BlogSchema>,
-}
-
-impl From<Vec<blog::Model>> for BlogListSchema {
-    fn from(blogs: Vec<blog::Model>) -> Self {
-        Self {
-            blogs: blogs.into_iter().map(BlogSchema::from).collect(),
-        }
-    }
-}

thoughts-backend/models/src/schemas/mod.rs

@@ -1,2 +1,2 @@
-pub mod blog;
+pub mod thought;
 pub mod user;

thoughts-backend/models/src/schemas/thought.rs

@@ -0,0 +1,36 @@
+use crate::domains::thought;
+use common::DateTimeWithTimeZoneWrapper;
+use serde::Serialize;
+use utoipa::ToSchema;
+
+#[derive(Serialize, ToSchema)]
+pub struct ThoughtSchema {
+    pub id: i32,
+    pub author_id: i32,
+    pub content: String,
+    pub created_at: DateTimeWithTimeZoneWrapper,
+}
+
+impl From<thought::Model> for ThoughtSchema {
+    fn from(model: thought::Model) -> Self {
+        Self {
+            id: model.id,
+            author_id: model.author_id,
+            content: model.content,
+            created_at: model.created_at.into(),
+        }
+    }
+}
+
+#[derive(Serialize, ToSchema)]
+pub struct ThoughtListSchema {
+    pub thoughts: Vec<ThoughtSchema>,
+}
+
+impl From<Vec<thought::Model>> for ThoughtListSchema {
+    fn from(models: Vec<thought::Model>) -> Self {
+        Self {
+            thoughts: models.into_iter().map(ThoughtSchema::from).collect(),
+        }
+    }
+}