feat(diagnosing-superpowers): case, report, bundle README, and issue templates

Claude-Session: https://claude.ai/code/session_01DyaGKhTXvHNs2JgPhDktz7

skills/diagnosing-superpowers/templates/report.md

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+# Session diagnosis: <session-id>
+
+Report path: ~/.superpowers/diagnosing-superpowers/<session-id>/report.md
+Written: <ISO timestamp>
+
+## 1. Problem statement (REQUIRED)
+
+<Copied from the case file.>
+
+## 2. Triage verdict (REQUIRED)
+
+<What the evidence shows happened around the reported problem. Prose, with
+`path:line` after every claim. State confidence: high / medium / low, and
+what would raise it. No statement about what superpowers should do.>
+
+## 3. Environment (REQUIRED)
+
+- OS:
+- Harness and version:
+- Models seen:
+- Superpowers install root / version / git sha:
+- Skill files read or injected (sha1 table from the case file):
+- Other plugins, extensions, MCP servers:
+- Instruction files present (paths only):
+
+## 4. Sessions examined (REQUIRED)
+
+| Role | Session id | Absolute path | Lines | Bytes |
+|---|---|---|---|---|
+
+Rejected candidates: <id — path — why>, or "none".
+
+## 5. Timeline (REQUIRED)
+
+One row per human-typed prompt. Events column lists skills invoked,
+subagents dispatched, compaction, errors, resumes, aborts.
+
+| Turn | Line | Time | Request (one line) | Events |
+|---|---|---|---|---|
+
+## 6. Findings (REQUIRED, one subsection per dimension)
+
+Each finding:
+```
+- finding: <one sentence>
+  evidence: <path:line> — "<short quote>"
+  turns: <first>–<last>
+  confidence: high | medium | low
+```
+A dimension with nothing to report says `none found — checked: <what was checked>`.
+
+### 6.1 Skill timeline
+### 6.2 Plan adherence
+### 6.3 Repeated work
+### 6.4 Stumbles
+### 6.5 Quality evidence
+### 6.6 Request conflicts
+### 6.7 Cost and time
+### 6.8 Other plugins and skills used
+
+## 7. Superpowers involvement (REQUIRED)
+
+not indicated | possible | likely
+
+Evidence lines: <path:line list>. This section states involvement only. It
+does not name a defect and does not propose a change.
+
+## 8. Coverage notes (REQUIRED)
+
+- Not read: <ranges, files, and why>
+- Harness features unavailable: <list or none>
+- Session was in progress at read time: yes/no
+- For your human partner to double-check: <list or none>
+
+## 9. Similar sessions (only when requested)
+
+| Session id | Path | Date | Harness | Matched | Did not match |
+|---|---|---|---|---|---|