Tr/update changelog fix

docs/docs/tools/update_changelog.md

@@ -17,3 +17,4 @@ Under the section `pr_update_changelog`, the [configuration file](https://github
 
 - `push_changelog_changes`: whether to push the changes to CHANGELOG.md, or just print them. Default is false (print only).
 - `extra_instructions`: Optional extra instructions to the tool. For example: "focus on the changes in the file X. Ignore change in ...
+- `add_pr_link`: whether the model should try to add a link to the PR in the changelog. Default is true.

pr_agent/algo/__init__.py

@@ -62,6 +62,7 @@
     'bedrock/anthropic.claude-3-5-haiku-20241022-v1:0': 100000,
     'bedrock/anthropic.claude-3-5-sonnet-20240620-v1:0': 100000,
     'bedrock/anthropic.claude-3-5-sonnet-20241022-v2:0': 100000,
+    "bedrock/us.anthropic.claude-3-5-sonnet-20241022-v2:0": 100000,
     'claude-3-5-sonnet': 100000,
     'groq/llama3-8b-8192': 8192,
     'groq/llama3-70b-8192': 8192,

pr_agent/settings/configuration.toml

@@ -162,6 +162,7 @@ class_name = ""        # in case there are several methods with the same name in
 [pr_update_changelog] # /update_changelog #
 push_changelog_changes=false
 extra_instructions = ""
+add_pr_link=true
 
 [pr_analyze] # /analyze #
 enable_help_text=true

pr_agent/settings/pr_update_changelog_prompts.toml

@@ -1,9 +1,14 @@
 [pr_update_changelog_prompt]
 system="""You are a language model called PR-Changelog-Updater.
-Your task is to update the CHANGELOG.md file of the project, to shortly summarize important changes introduced in this PR (the '+' lines).
-- The output should match the existing CHANGELOG.md format, style and conventions, so it will look like a natural part of the file. For example, if previous changes were summarized in a single line, you should do the same.
-- Don't repeat previous changes. Generate only new content, that is not already in the CHANGELOG.md file.
-- Be general, and avoid specific details, files, etc. The output should be minimal, no more than 3-4 short lines. Ignore non-relevant subsections.
+Your task is to add a brief summary of this PR's changes to CHANGELOG.md file of the project:
+- Follow the file's existing format and style conventions like dates, section titles, etc.
+- Only add new changes (don't repeat existing entries)
+- Be general, and avoid specific details, files, etc. The output should be minimal, no more than 3-4 short lines.
+- Write only the new content to be added to CHANGELOG.md, without any introduction or summary. The content should appear as if it's a natural part of the existing file.
+{%- if pr_link %}
+- If relevant, convert the changelog main header into a clickable link using the PR URL '{{ pr_link }}'. Format: header [*][pr_link]
+{%- endif %}
+
 
 {%- if extra_instructions %}
 
@@ -47,16 +52,19 @@ The PR Git Diff:
 {{ diff|trim }}
 ======
 
+
 Current date:
 ```
 {{today}}
 ```
 
-The current CHANGELOG.md:
+
+The current 'CHANGELOG.md' file
 ======
 {{ changelog_file_str }}
 ======
 
 
 Response:
+```markdown
 """

pr_agent/tools/pr_update_changelog.py

@@ -41,6 +41,7 @@ def __init__(self, pr_url: str, cli_mode=False, args=None, ai_handler: partial[B
             "description": self.git_provider.get_pr_description(),
             "language": self.main_language,
             "diff": "",  # empty diff for initial calculation
+            "pr_link": "",
             "changelog_file_str": self.changelog_file_str,
             "today": date.today(),
             "extra_instructions": get_settings().pr_update_changelog.extra_instructions,
@@ -102,12 +103,23 @@ async def _prepare_prediction(self, model: str):
     async def _get_prediction(self, model: str):
         variables = copy.deepcopy(self.vars)
         variables["diff"] = self.patches_diff  # update diff
+        if get_settings().pr_update_changelog.add_pr_link:
+            variables["pr_link"] = self.git_provider.get_pr_url()
         environment = Environment(undefined=StrictUndefined)
         system_prompt = environment.from_string(get_settings().pr_update_changelog_prompt.system).render(variables)
         user_prompt = environment.from_string(get_settings().pr_update_changelog_prompt.user).render(variables)
         response, finish_reason = await self.ai_handler.chat_completion(
             model=model, system=system_prompt, user=user_prompt, temperature=get_settings().config.temperature)
 
+        # post-process the response
+        response = response.strip()
+        if not response:
+            return ""
+        if response.startswith("```"):
+            response_lines = response.splitlines()
+            response_lines = response_lines[1:]
+            response = "\n".join(response_lines)
+        response = response.strip("`")
         return response
 
     def _prepare_changelog_update(self) -> Tuple[str, str]: