Housekeep: move usage examples to docs; remove redundant root files

Author: Flamehaven CI

CURRENT_FEATURES.md

@@ -0,0 +1,28 @@
+# Usage Examples
+
+Quick, copy-pasteable recipes for common dir2md tasks.
+
+## Generate a dual blueprint (md + jsonl)
+```bash
+dir2md . --ai-mode --spicy
+```
+
+## Ultra-light context (tree + manifest only)
+```bash
+dir2md . --fast
+```
+
+## Query-focused context for LLMs
+```bash
+dir2md . --ai-mode --query "auth flow" --output-format jsonl
+```
+
+## Security-conscious run (masking on)
+```bash
+dir2md . --masking basic --emit-manifest --no-timestamp
+```
+
+## CI-friendly deterministic output path
+```bash
+dir2md . --output PROJECT_BLUEPRINT.md --emit-manifest --no-timestamp
+```