fix(history): .bak regeneration guard; python 3.13 test path fix

data/session_history.json.bak

@@ -1,4 +1,30 @@
 [
+  {
+    "id": "2dad208c",
+    "timestamp": 1785821643.762218,
+    "prompt": "1girl, blue hair",
+    "model": "anima",
+    "rating": "pg",
+    "num_variations": 2,
+    "creativity": "medium",
+    "weight_mode": "off",
+    "results": [
+      "masterpiece, best quality, score_7, safe, 1girl, BREAK, blue hair, smile, vintage color grading, high contrast, vibrant, crying tears, third person view, detailed background, blue hour, rainbow, lightning flash, dreamy lighting, horror lighting, glitch effect, dragon, boat, neon city, beautiful detailed, beautiful detail, side profile",
+      "masterpiece, best quality, score_7, safe, 1girl, BREAK, blue hair, profile, cross processed colors, desaturated, vibrant, looking angry, wiping tears, detailed background, rainbow, mist, fantasy lighting, starlit sky, magical transformation, silver aesthetic, crystal effects, intricate details, beautiful detailed, beautiful detail",
+      "",
+      "",
+      "",
+      "",
+      "",
+      "",
+      "",
+      ""
+    ],
+    "neg_results": [],
+    "categories": [],
+    "seed": null,
+    "liked_indices": []
+  },
   {
     "id": "c18bc9fd",
     "timestamp": 1785819840.4310586,
@@ -1272,31 +1298,5 @@
     "categories": [],
     "seed": null,
     "liked_indices": []
-  },
-  {
-    "id": "7a92e661",
-    "timestamp": 1784831391.132834,
-    "prompt": "1girl, blue hair",
-    "model": "anima",
-    "rating": "pg",
-    "num_variations": 2,
-    "creativity": "medium",
-    "weight_mode": "off",
-    "results": [
-      "masterpiece, best quality, score_9, safe, 1girl, BREAK, peaceful expression, blue hair, fingerless gloves, diving suit, witch hat, glasses, cloak, detailed background, wizard tower, dragon, global illumination, moonlight beam, silver aesthetic, frame within frame, first person view, surprised pose, looking away, from below, incredibly absurdres, intricate details, beautiful detailed, high-key lighting",
-      "masterpiece, best quality, score_9, safe, 1girl, BREAK, saturated matte, gradient colors, teal and orange, hair ribbon, blue hair, a-line dress, witch hat, orbital platform, forest clearing, ice palace, sports car, dramatic lighting, reflective light, cinematic effects, silver aesthetic, asymmetrical framing, over-the-shoulder, surprised pose, profile view, looking away, from below, intricate details, glitch art, beautiful detailed",
-      "",
-      "",
-      "",
-      "",
-      "",
-      "",
-      "",
-      ""
-    ],
-    "neg_results": [],
-    "categories": [],
-    "seed": null,
-    "liked_indices": []
   }
 ]