Refactor FragmentAPI to pyfragment

- Renamed the package from `fragmentapi` to `pyfragment` across all modules and tests.
- Removed the old wallet utility functions and replaced them with new implementations.
- Updated the `pyproject.toml` to reflect the new package name and repository links.
- Adjusted all import statements in tests to use the new package name.
- Implemented new methods for gifting Telegram Premium, Stars, and topping up TON balance.
- Added exception handling for various error scenarios in the API interactions.
- Created new utility functions for handling HTTP requests and decoding payloads.
- Established a clear structure for types and constants used throughout the library.

.github/ISSUE_TEMPLATE/bug.yaml

@@ -1,5 +1,5 @@
 name: Bug report
-description: Report an issue or unexpected behavior in FragmentAPI.
+description: Report an issue or unexpected behavior in pyfragment.
 labels:
   - bug
 body:
@@ -7,7 +7,7 @@ body:
     attributes:
       label: Checklist
       options:
-        - label: I am sure the error is coming from FragmentAPI code
+        - label: I am sure the error is coming from pyfragment code
           required: true
         - label: I have searched the issue tracker for similar bug reports, including closed ones
           required: true
@@ -35,8 +35,8 @@ body:
 
   - type: input
     attributes:
-      label: FragmentAPI version
-      description: Run `pip show fragmentapi` inside your virtualenv
+      label: pyfragment version
+      description: Run `pip show pyfragment` inside your virtualenv
       placeholder: e.g. 2026.1.0
     validations:
       required: true
@@ -74,7 +74,7 @@ body:
       description: Provide a [minimal reproducible example](https://stackoverflow.com/help/minimal-reproducible-example) if applicable.
       placeholder: |
         import asyncio
-        from fragmentapi import FragmentClient
+        from pyfragment import FragmentClient
 
         async def main():
             client = FragmentClient(...)
@@ -91,7 +91,7 @@ body:
         Traceback (most recent call last):
           File "main.py", line 7, in main
             ...
-        fragmentapi.types.ParseError: ...
+        pyfragment.types.ParseError: ...
       render: sh
 
   - type: textarea

.github/ISSUE_TEMPLATE/config.yml

@@ -1,5 +1,5 @@
 blank_issues_enabled: true
 contact_links:
   - name: Ask a question or start a discussion
-    url: https://github.com/bohd4nx/FragmentAPI/discussions
+    url: https://github.com/bohd4nx/pyfragment/discussions
     about: General questions, ideas, and community help go here — not in the issue tracker.

.github/ISSUE_TEMPLATE/feature.yaml

@@ -1,11 +1,11 @@
 name: Feature request
-description: Suggest an improvement or new feature for FragmentAPI.
+description: Suggest an improvement or new feature for pyfragment.
 labels:
   - enhancement
 body:
   - type: dropdown
     attributes:
-      label: FragmentAPI version
+      label: pyfragment version
       description: Which version are you running?
       options:
         - latest

.github/PULL_REQUEST_TEMPLATE.md

@@ -23,7 +23,7 @@ Describe the tests you ran to verify the change and list any relevant details.
 **Test configuration:**
 * OS:
 * Python version:
-* FragmentAPI version:
+* pyfragment version:
 
 ## Checklist
 

.github/workflows/publish.yml

@@ -34,7 +34,7 @@ jobs:
     runs-on: ubuntu-latest
     environment:
       name: pypi
-      url: https://pypi.org/project/fragmentapi/
+      url: https://pypi.org/project/pyfragment/
     permissions:
       id-token: write