chore: restore original directory structure (project under code-review-graph-main/)

code-review-graph-main/diagrams/context-savings-demo.tape

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+# vhs tape: context_savings demo
+# Render with: vhs diagrams/context-savings-demo.tape
+# Output: diagrams/context-savings-demo.gif
+#
+# Demos the two CLI surfaces that expose the new estimated context_savings
+# metric (v2.3.4+), and the --verify flag that cross-checks against tiktoken.
+# Runs against the flask test repo at SHA a29f88ce6f2f.
+
+Output diagrams/context-savings-demo.gif
+
+Set Shell "bash"
+Set FontSize 16
+Set Width 1200
+Set Height 760
+Set Theme "Dracula"
+Set Padding 24
+Set TypingSpeed 40ms
+Set PlaybackSpeed 1.0
+
+# --- silent setup ---
+Hide
+Type `cd evaluate/test_repos/flask`
+Enter
+Type `clear`
+Enter
+Show
+
+Type `# code-review-graph — estimated context savings (v2.3.4)`
+Enter
+Sleep 700ms
+Type `# flask @ a29f88ce — 4-file docs commit`
+Enter
+Sleep 700ms
+
+Type `git diff --stat HEAD~1 | head -6`
+Enter
+Sleep 1800ms
+
+Type `# Surface 1: detect-changes --brief`
+Enter
+Sleep 400ms
+Type `uv run --project ../../.. code-review-graph detect-changes --brief 2>/dev/null`
+Enter
+Sleep 4000ms
+
+Type `# Surface 2: update --brief (same brief summary after incremental update)`
+Enter
+Sleep 400ms
+Type `uv run --project ../../.. code-review-graph update --brief 2>/dev/null`
+Enter
+Sleep 4500ms
+
+Type `# Prove the estimate is real with --verify (cross-checks tiktoken cl100k_base)`
+Enter
+Sleep 400ms
+Type `uv run --project ../../.. code-review-graph detect-changes --brief --verify 2>/dev/null`
+Enter
+Sleep 5500ms
+
+Type `# Estimate within 1 percentage point of GPT-4 ground truth.`
+Enter
+Sleep 2000ms