docs: prune completed TODO items (#68)

Remove the CI/Quality section (pre-commit retired; ENABLE_TSAN, fuzzing,
valgrind, benchmark-regression, and dependency/CVE workflows all shipped)
and the viz packaging-boundary fix (now guarded in CMakeLists).

Refs anolishq/.github#84, anolishq/.github#83.

Author: CameronBrooks11

TODO.md

@@ -1,14 +1,5 @@
 # FluxGraph - TODO
 
-## CI / Quality
-
-- [ ] Setup precommit hooks for relevant tooling
-- [ ] Add `ENABLE_TSAN` CMake option and Linux TSAN validation for embedded + server modes.
-- [ ] Add fuzzing targets for YAML/JSON loaders and RPC request parsing surfaces.
-- [ ] Add valgrind leak-analysis jobs for server lifecycle and embedded examples.
-- [ ] Add benchmark regression tracking in CI (tick loop, signal store, config loaders).
-- [ ] Add dependency/CVE scanning workflow for this repository.
-
 ## Stress / Scale Validation
 
 - [ ] Run long-duration soak tests (>24h).
@@ -20,4 +11,3 @@
 - [ ] Add provider restart recovery and network-failure handling examples.
 - [ ] Keep one embedded reference example and one service reference example maintained.
 - [ ] Publish concise troubleshooting and performance-tuning guides.
-- [ ] Fix optional viz packaging boundary: do not install/export `viz` headers/targets when `FLUXGRAPH_BUILD_DIAGRAM_TOOL=OFF`.