Add graphify knowledge graph outputs and pending changes

Includes graphify-out/ (interactive graph.html, GRAPH_REPORT.md, graph.json
from Gemini-backed extraction) plus .graphifyignore/.gitignore scope config,
alongside other pending working-tree changes.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

.gitignore

@@ -99,3 +99,7 @@ build/
 # Temporary files
 output/
 keyword_analysis_*.json
+
+# graphify: keep graph.json/html/report, drop regenerable cache + dated backups
+graphify-out/cache/
+graphify-out/????-??-??/

.graphifyignore

@@ -0,0 +1,4 @@
+# graphify scope control — exclude non-standard virtualenvs that the default
+# rules (.venv, venv) don't catch, so pip-package source doesn't pollute the graph.
+.venv-ourdigital/
+.venv-*/

graphify-out/.graphify_semantic_marker

@@ -0,0 +1 @@
+{"output_tokens": 47918}