Add paper-dialogues research line; scaffold Deppert commentary

Establish a parallel comparative-reading track: one external work at a time,
with commentary and support/challenge matrix against Soul Frame. First entry
is Wolfgang Deppert, Die Evolution des Bewusstseins (bibliographic identity
still to lock).

research/paper-dialogues/_template/commentary.md

@@ -0,0 +1,43 @@
+# Commentary: <Author> — <Title>
+
+**Status:** draft  
+**Soul Frame instruments:** Terminology, Claims, OpenQuestions  
+**Dialogue dir:** `research/paper-dialogues/<slug>/`
+
+---
+
+## 1. Paper thesis (internal reconstruction)
+
+## 2. Method and scope of the paper
+
+## 3. Translation into Soul Frame vocabulary
+
+| Paper term / claim | Nearest Soul Frame term | Fit |
+|---|---|---|
+| | | good / partial / poor |
+
+## 4. Where Soul Frame is supported
+
+## 5. Where Soul Frame is challenged
+
+## 6. Extensions offered by the paper
+
+## 7. Orthogonal material (park for later)
+
+## 8. Implications for artificial beings / Sp. / Gh. (if any)
+
+## 9. Proposed follow-ups
+
+- [ ] Update `Claims.md`
+- [ ] Update `OpenQuestions.md`
+- [ ] Update concept note(s):
+- [ ] New thought experiment:
+- [ ] Bibliography entry:
+
+## 10. Working judgment
+
+```text
+Net effect on Soul Frame:
+  mostly support | mixed | serious challenge | orthogonal
+One-sentence judgment:
+```