diff --git a/infra/package.json b/infra/package.json
index 186f3d2..a7f79f8 100644
--- a/infra/package.json
+++ b/infra/package.json
@@ -17,6 +17,7 @@
     "constructs": "10.6.0",
     "tsx": "4.23.0",
     "typescript": "^6.0.3",
+    "@vitest/coverage-v8": "4.1.10",
     "vitest": "4.1.10"
   },
   "engines": {
diff --git a/package-lock.json b/package-lock.json
index 9c3cf14..c2ed00e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6111,6 +6111,7 @@
       },
       "devDependencies": {
         "@types/node": "^26.1.0",
+        "@vitest/coverage-v8": "^4.1.10",
         "typescript": "^5.5.0",
         "vitest": "^4.1.10"
       },
@@ -6142,6 +6143,7 @@
       },
       "devDependencies": {
         "@types/node": "^26.1.0",
+        "@vitest/coverage-v8": "^4.1.10",
         "typescript": "^5.5.0",
         "vitest": "^4.1.10"
       },
@@ -6236,6 +6238,7 @@
       },
       "devDependencies": {
         "@types/node": "^26.1.0",
+        "@vitest/coverage-v8": "^4.1.10",
         "typescript": "^5.5.0",
         "vitest": "^4.1.10"
       },
@@ -6295,6 +6298,7 @@
         "@sh-mcp/shared": "*"
       },
       "devDependencies": {
+        "@vitest/coverage-v8": "^4.1.10",
         "typescript": "^5.5.0",
         "vitest": "^4.1.10"
       },
@@ -6314,6 +6318,7 @@
       },
       "devDependencies": {
         "@types/node": "^26.1.0",
+        "@vitest/coverage-v8": "^4.1.10",
         "aws-cdk-lib": "2.261.0",
         "constructs": "10.6.0",
         "tsx": "4.23.0",
@@ -6341,6 +6346,7 @@
       },
       "devDependencies": {
         "@types/node": "^26.1.0",
+        "@vitest/coverage-v8": "^4.1.10",
         "aws-cdk-lib": "2.261.0",
         "constructs": "10.6.0",
         "tsx": "4.23.0",
diff --git a/packages/calendar/package.json b/packages/calendar/package.json
index 9914394..8db16e4 100644
--- a/packages/calendar/package.json
+++ b/packages/calendar/package.json
@@ -22,6 +22,7 @@
   "devDependencies": {
     "@types/node": "^26.1.0",
     "typescript": "^5.5.0",
+    "@vitest/coverage-v8": "^4.1.10",
     "vitest": "^4.1.10"
   }
 }
diff --git a/packages/google-maps/package.json b/packages/google-maps/package.json
index 027d318..f5bd565 100644
--- a/packages/google-maps/package.json
+++ b/packages/google-maps/package.json
@@ -18,6 +18,7 @@
   "devDependencies": {
     "@types/node": "^26.1.0",
     "typescript": "^5.5.0",
+    "@vitest/coverage-v8": "^4.1.10",
     "vitest": "^4.1.10"
   },
   "engines": {
diff --git a/packages/reminders/package.json b/packages/reminders/package.json
index 1a9d196..e4e79c2 100644
--- a/packages/reminders/package.json
+++ b/packages/reminders/package.json
@@ -22,6 +22,7 @@
   "devDependencies": {
     "@types/node": "^26.1.0",
     "typescript": "^5.5.0",
+    "@vitest/coverage-v8": "^4.1.10",
     "vitest": "^4.1.10"
   }
 }
diff --git a/packages/tasks/package.json b/packages/tasks/package.json
index c80c398..76f4e57 100644
--- a/packages/tasks/package.json
+++ b/packages/tasks/package.json
@@ -24,6 +24,7 @@
     "@sh-mcp/shared": "*"
   },
   "devDependencies": {
+    "@vitest/coverage-v8": "^4.1.10",
     "vitest": "^4.1.10",
     "typescript": "^5.5.0"
   }
diff --git a/servers/sh-mcp-finance/package.json b/servers/sh-mcp-finance/package.json
index 2f95095..2e671af 100644
--- a/servers/sh-mcp-finance/package.json
+++ b/servers/sh-mcp-finance/package.json
@@ -31,6 +31,7 @@
     "constructs": "10.6.0",
     "tsx": "4.23.0",
     "typescript": "^5.5.0",
+    "@vitest/coverage-v8": "^4.1.10",
     "vitest": "^4.1.10"
   }
 }
diff --git a/servers/sh-mcp-ops/package.json b/servers/sh-mcp-ops/package.json
index c507b71..f627d29 100644
--- a/servers/sh-mcp-ops/package.json
+++ b/servers/sh-mcp-ops/package.json
@@ -36,6 +36,7 @@
     "constructs": "10.6.0",
     "tsx": "4.23.0",
     "typescript": "^5.5.0",
+    "@vitest/coverage-v8": "^4.1.10",
     "vitest": "^4.1.10"
   }
 }