Add mermaid dependency and update requirements

- Added mermaid>=0.1.0 to all requirements files for documentation support
- Updated pyproject.toml, requirements.txt, demo/requirements.txt, and backend/requirements.txt
- Enables proper rendering of processing pipeline diagrams in About tab

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

.claude/settings.local.json

@@ -4,7 +4,8 @@
       "Bash(/Users/csabi/.nvm/versions/node/v18.20.5/lib/node_modules/@anthropic-ai/claude-code/vendor/ripgrep/arm64-darwin/rg -n \"smooth_metrics\" /Users/csabi/Develop/Laban-Movement-Analysis/backend/gradio_labanmovementanalysis/notation_engine.py)",
       "Bash(/Users/csabi/.nvm/versions/node/v18.20.5/lib/node_modules/@anthropic-ai/claude-code/vendor/ripgrep/arm64-darwin/rg -n \"_smooth_metrics\" /Users/csabi/Develop/Laban-Movement-Analysis/backend/gradio_labanmovementanalysis/notation_engine.py)",
       "Bash(/Users/csabi/.nvm/versions/node/v18.20.5/lib/node_modules/@anthropic-ai/claude-code/vendor/ripgrep/arm64-darwin/rg -n \"# Footer\" /Users/csabi/Develop/Laban-Movement-Analysis/demo/app.py)",
-      "Bash(find:*)"
+      "Bash(find:*)",
+      "Bash(git add:*)"
     ],
     "deny": []
   }

backend/requirements.txt

@@ -7,6 +7,8 @@ ultralytics>=8.0.0
  tensorflow>=2.8.0
  tensorflow-hub>=0.12.0
 
+# For documentation and visualization
+mermaid>=0.1.0
 
 # Optional dependencies for development
 # pytest>=7.0.0

demo/requirements.txt

@@ -1 +1,2 @@
-gradio_labanmovementanalysis
+gradio_labanmovementanalysis
+mermaid>=0.1.0

pyproject.toml

@@ -25,7 +25,8 @@ dependencies = [
     "tensorflow>=2.8.0",
     "tensorflow-hub>=0.12.0",
     "yt-dlp>=2025.05.22",
-    "gradio_overlay_video>=0.0.9"
+    "gradio_overlay_video>=0.0.9",
+    "mermaid>=0.1.0"
 ]
 
 [project.optional-dependencies]

requirements.txt

@@ -6,4 +6,5 @@
     tensorflow>=2.8.0,
     tensorflow-hub>=0.12.0,
     yt-dlp>=2025.05.22,
-    gradio_overlay_video>=0.0.9
+    gradio_overlay_video>=0.0.9,
+    mermaid>=0.1.0