Add soft bounds, per-feature scaling, and full pipeline runner

docs/README.md

@@ -13,3 +13,4 @@ Conventions:
 
 Tools:
 - `example/diagnose_ks.py` for per-feature KS + CDF plots.
+- `example/run_all_full.py` for one-command full pipeline + diagnostics.

docs/decisions.md

@@ -55,3 +55,10 @@
 - **Files**:
   - `example/data_utils.py`
   - `example/export_samples.py`
+
+## 2026-01-27 — Soft bounds + post-scale for boundary pile-up
+- **Decision**: Replace hard sigmoid bounds with soft tanh bounds and allow per-feature post-scaling.
+- **Why**: Many continuous features collapsed to max bound (KS=1.0).
+- **Files**:
+  - `example/export_samples.py`
+  - `example/config.json`