feat: reprocess existing transcript via Ollama — modal button + POST /transcripts/{filename}/reprocess

api/router.py

@@ -134,6 +134,35 @@ async def get_transcript(filename: str, user: dict = Depends(current_user)):
     return PlainTextResponse(content)
 
 
+@router.post("/transcripts/{filename}/reprocess")
+async def reprocess_transcript(filename: str, body: dict, user: dict = Depends(current_user)):
+    from output import read_transcript
+    from fastapi.responses import PlainTextResponse
+    from llm import OllamaClient
+    user_dir = os.path.join(user["output_dir"], user["username"])
+    content = read_transcript(user_dir, filename)
+    if content is None:
+        raise HTTPException(status_code=404, detail="Nicht gefunden")
+    # Strip YAML frontmatter before sending to LLM
+    body_text = content
+    if content.startswith("---\n"):
+        end = content.find("\n---\n", 4)
+        if end != -1:
+            body_text = content[end + 5:].lstrip("\n")
+    cfg = load_config()
+    instructions = body.get("instructions", "")
+    client = OllamaClient(base_url=cfg["ollama"]["base_url"])
+    refined = await client.refine(body_text, instructions=instructions, model=cfg["ollama"]["model"])
+    # Overwrite same file (keep filename stable, update frontmatter date)
+    from datetime import datetime
+    path = os.path.join(user_dir, filename)
+    with open(path, "w", encoding="utf-8") as f:
+        now = datetime.now()
+        f.write(f"---\ndate: {now.isoformat(timespec='seconds')}\ntags: [transkript]\n---\n\n")
+        f.write(refined if refined.endswith("\n") else refined + "\n")
+    return PlainTextResponse(refined)
+
+
 @router.delete("/transcripts/{filename}")
 async def delete_transcript(filename: str, user: dict = Depends(current_user)):
     user_dir = os.path.join(user["output_dir"], user["username"])