Ship Assistent 0.13.0: real QLoRA pipeline and GGUF Ollama register.

Replace fake train loop with TRL SFTTrainer, HF column mapping with fiction preset,
safetensors to GGUF conversion, and ollama create using ollama_base plus ADAPTER.

Co-authored-by: Cursor <cursoragent@cursor.com>

Assets/assistent.css

@@ -2281,6 +2281,21 @@
     width: 2.75rem;
 }
 
+.sa-hf-mapping-row {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 0.45rem 0.75rem;
+    align-items: center;
+    padding: 0.35rem 0;
+}
+
+.sa-hf-mapping-row label {
+    display: inline-flex;
+    align-items: center;
+    gap: 0.3rem;
+    font-size: 0.82rem;
+}
+
 .sa-hf-panel {
     border: 1px solid color-mix(in srgb, currentColor 18%, transparent);
     border-radius: 0.45rem;