Add avatar, button and icon components

Author: carlosabadia

.gitignore

@@ -0,0 +1,9 @@
+.web
+.states
+*.db
+*.py[cod]
+assets/external/
+__pycache__/
+.ruff_cache/
+.venv/
+playground/

.pre-commit-config.yaml

@@ -0,0 +1,24 @@
+fail_fast: true
+
+repos:
+  - repo: https://github.com/charliermarsh/ruff-pre-commit
+    rev: v0.11.9
+    hooks:
+      - id: ruff-format
+        files: ^reflex_ui/
+      - id: ruff
+        files: ^reflex_ui/
+        args: ["--fix", "--exit-non-zero-on-fix", "--no-unsafe-fixes"]
+
+  - repo: https://github.com/codespell-project/codespell
+    rev: v2.4.1
+    hooks:
+      - id: codespell
+        files: ^reflex_ui/
+
+  - repo: https://github.com/RobertCraigie/pyright-python
+    rev: v1.1.401
+    hooks:
+      - id: pyright
+        files: ^reflex_ui/
+        language: system