Make the JobDescription serializable

JobDescription.py

@@ -13,6 +13,40 @@ class JobDescription:
         self.ai_result : AIInformation = None
         self.salary_range = ""
     
+    def to_dict(self):
+        return {
+            "title": self.title,
+            "company": self.company,
+            "url": self.url,
+            "company_url": self.company_url,
+            "published_at": self.published_at,
+            "job_description": self.job_description,
+            "organization_logo_url": self.organization_logo_url,
+            "ai_result": self.ai_result.to_dict() if self.ai_result else None,
+            "salary_range": self.salary_range
+        }
+
+    @staticmethod
+    def from_dict(data):
+        ai_result = AIInformation.from_dict(data["ai_result"]) if data["ai_result"] else None
+        return JobDescription(
+            title=data["title"],
+            company=data["company"],
+            url=data["url"],
+            company_url=data["company_url"],
+            job_description=data["job_description"]
+        )._replace(
+            published_at=data["published_at"],
+            organization_logo_url=data["organization_logo_url"],
+            ai_result=ai_result,
+            salary_range=data["salary_range"]
+        )
+
+    def _replace(self, **kwargs):
+        for key, value in kwargs.items():
+            setattr(self, key, value)
+        return self
+    
     def format_should_apply(self, should_apply : bool):
         if should_apply:
             return "⭐ "
@@ -82,3 +116,19 @@ class AIInformation:
         self.is_an_internship = obj["is_an_internship"]
         self.salary_range = obj["salary_range"]
         self.should_apply : bool = obj["should_apply"]
+    
+    def to_dict(self):
+        return {
+            "company_description": self.company_description,
+            "position_summary": self.position_summary,
+            "language_requirements": self.language_requirements,
+            "experience_requirements": self.experience_requirements,
+            "is_an_internship": self.is_an_internship,
+            "salary_range": self.salary_range,
+            "should_apply": self.should_apply
+        }
+
+    @staticmethod
+    def from_dict(data):
+        json_dump = json.dumps(data)
+        return AIInformation(json_dump)