chore: Update minimum coverage requirements to 87% for backend and frontend tests

.github/skills/test-backend-coverage-scripts/run.sh

@@ -32,7 +32,7 @@ cd "${PROJECT_ROOT}"
 validate_project_structure "backend" "scripts/go-test-coverage.sh" || error_exit "Invalid project structure"
 
 # Set default environment variables
-set_default_env "CHARON_MIN_COVERAGE" "85"
+set_default_env "CHARON_MIN_COVERAGE" "87"
 set_default_env "PERF_MAX_MS_GETSTATUS_P95" "25ms"
 set_default_env "PERF_MAX_MS_GETSTATUS_P95_PARALLEL" "50ms"
 set_default_env "PERF_MAX_MS_LISTDECISIONS_P95" "75ms"

.github/skills/test-frontend-coverage-scripts/run.sh

@@ -32,7 +32,7 @@ cd "${PROJECT_ROOT}"
 validate_project_structure "frontend" "scripts/frontend-test-coverage.sh" || error_exit "Invalid project structure"
 
 # Set default environment variables
-set_default_env "CHARON_MIN_COVERAGE" "85"
+set_default_env "CHARON_MIN_COVERAGE" "87"
 
 # Execute the legacy script
 log_step "EXECUTION" "Running frontend tests with coverage"

codecov.yml

@@ -7,8 +7,8 @@ coverage:
   status:
     project:
       default:
-        target: 85%
-        threshold: 0%
+        target: 87%
+        threshold: 1%
 
 # Fail CI if Codecov upload/report indicates a problem
 require_ci_to_pass: yes