fix: add test coverage for crafting-utils, pact-utils, and activity-log

docs/dependency-graph.json

@@ -1,6 +1,6 @@
 {
   "_meta": {
-    "generated": "2026-05-20T19:05:26.102Z",
+    "generated": "2026-05-22T07:19:23.720Z",
     "description": "Import dependency graph for src/lib/game. Keys are files, values are arrays of files they import.",
     "usage": "To find what a file affects, search for its path in the VALUES. To find what a file depends on, look at its KEY entry."
   },
@@ -150,7 +150,8 @@
       "crafting-utils.ts",
       "data/crafting-recipes.ts",
       "data/equipment/index.ts",
-      "types.ts"
+      "types.ts",
+      "utils/result.ts"
     ],
     "crafting-loot.ts": [
       "data/crafting-recipes.ts",
@@ -401,14 +402,16 @@
     ],
     "stores/attunementStore.ts": [
       "data/attunements.ts",
-      "types.ts"
+      "types.ts",
+      "utils/safe-persist.ts"
     ],
     "stores/combat-actions.ts": [
       "constants.ts",
       "effects/discipline-effects.ts",
       "stores/combat-state.types.ts",
       "types.ts",
-      "utils/index.ts"
+      "utils/index.ts",
+      "utils/result.ts"
     ],
     "stores/combat-state.types.ts": [
       "types.ts"
@@ -420,7 +423,8 @@
       "types.ts",
       "utils/activity-log.ts",
       "utils/index.ts",
-      "utils/room-utils.ts"
+      "utils/room-utils.ts",
+      "utils/safe-persist.ts"
     ],
     "stores/craftingStore.ts": [
       "crafting-actions/application-actions.ts",
@@ -433,7 +437,9 @@
       "stores/manaStore.ts",
       "stores/uiStore.ts",
       "types.ts",
-      "types/equipmentSlot.ts"
+      "types/equipmentSlot.ts",
+      "utils/result.ts",
+      "utils/safe-persist.ts"
     ],
     "stores/craftingStore.types.ts": [
       "types.ts"
@@ -444,7 +450,8 @@
       "data/disciplines/fabricator.ts",
       "data/disciplines/invoker.ts",
       "types/disciplines.ts",
-      "utils/discipline-math.ts"
+      "utils/discipline-math.ts",
+      "utils/safe-persist.ts"
     ],
     "stores/gameActions.ts": [
       "effects/discipline-effects.ts",
@@ -497,7 +504,8 @@
       "stores/prestigeStore.ts",
       "stores/tick-pipeline.ts",
       "stores/uiStore.ts",
-      "utils/index.ts"
+      "utils/index.ts",
+      "utils/safe-persist.ts"
     ],
     "stores/index.ts": [
       "constants.ts",
@@ -516,11 +524,15 @@
     ],
     "stores/manaStore.ts": [
       "constants.ts",
-      "types.ts"
+      "types.ts",
+      "utils/result.ts",
+      "utils/safe-persist.ts"
     ],
     "stores/prestigeStore.ts": [
       "constants.ts",
-      "types.ts"
+      "types.ts",
+      "utils/result.ts",
+      "utils/safe-persist.ts"
     ],
     "stores/tick-pipeline.ts": [
       "stores/attunementStore.ts",
@@ -532,7 +544,9 @@
       "stores/prestigeStore.ts",
       "stores/uiStore.ts"
     ],
-    "stores/uiStore.ts": [],
+    "stores/uiStore.ts": [
+      "utils/safe-persist.ts"
+    ],
     "types.ts": [
       "data/equipment/types.ts",
       "types/attunements.ts",
@@ -596,7 +610,9 @@
       "utils/combat-utils.ts",
       "utils/floor-utils.ts",
       "utils/formatting.ts",
-      "utils/mana-utils.ts"
+      "utils/mana-utils.ts",
+      "utils/result.ts",
+      "utils/safe-persist.ts"
     ],
     "utils/mana-utils.ts": [
       "constants.ts",
@@ -607,12 +623,14 @@
     "utils/pact-utils.ts": [
       "constants.ts"
     ],
+    "utils/result.ts": [],
     "utils/room-utils.ts": [
       "constants.ts",
       "types.ts",
       "utils/enemy-utils.ts",
       "utils/floor-utils.ts"
     ],
+    "utils/safe-persist.ts": [],
     "utils/spire-utils.ts": [
       "constants.ts",
       "data/guardian-encounters.ts",