Update api.py

api.py

@@ -60,7 +60,7 @@ def process_html_with_images(html_content: str, temp_dir: str, image_mapping: di
         # Replace various image reference patterns
         # Pattern 1: src="filename"
         html_content = re.sub(
-            f'src=["\'](?:\.\/)?{re.escape(original_name)}["\']',
+            rf'src=["\'](?:\./)?{re.escape(original_name)}["\']',
             f'src="{file_url}"',
             html_content,
             flags=re.IGNORECASE
@@ -68,7 +68,7 @@ def process_html_with_images(html_content: str, temp_dir: str, image_mapping: di
         
         # Pattern 2: src='filename'
         html_content = re.sub(
-            f"src=['\"](?:\.\/)?{re.escape(original_name)}['\"]",
+            rf"src=['\"](?:\./)?{re.escape(original_name)}['\"]",
             f'src="{file_url}"',
             html_content,
             flags=re.IGNORECASE
@@ -76,7 +76,7 @@ def process_html_with_images(html_content: str, temp_dir: str, image_mapping: di
         
         # Pattern 3: background-image: url(filename)
         html_content = re.sub(
-            f'url\(["\']?(?:\.\/)?{re.escape(original_name)}["\']?\)',
+            rf'url\(["\']?(?:\./)?{re.escape(original_name)}["\']?\)',
             f'url("{file_url}")',
             html_content,
             flags=re.IGNORECASE
@@ -84,7 +84,7 @@ def process_html_with_images(html_content: str, temp_dir: str, image_mapping: di
         
         # Pattern 4: href for links
         html_content = re.sub(
-            f'href=["\'](?:\.\/)?{re.escape(original_name)}["\']',
+            rf'href=["\'](?:\./)?{re.escape(original_name)}["\']',
             f'href="{file_url}"',
             html_content,
             flags=re.IGNORECASE