diff --git a/.dockerignore b/.dockerignore
index 1eed8dfe6..66d357007 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -23,9 +23,12 @@ vendor/
 # Temporary files
 tmp/
 
-# Docker compose dev files
+# Docker compose dev and test files. Excluding a Dockerfile from the context
+# does not stop `docker build -f` from using it.
 docker-compose.yml
 Dockerfile.dev
+docker-compose.test.yml
+Dockerfile.test
 
 # Secrets and credentials
 .env
diff --git a/.env.example b/.env.example
index 196f90174..46cd66add 100644
--- a/.env.example
+++ b/.env.example
@@ -66,9 +66,12 @@ CREDENTIAL_ENCRYPTION_ALLOW_DEV_KEY=1
 # can trace the chain in one file.
 ADMIN_EMAIL=admin@cudly.local
 ADMIN_PASSWORD_SECRET=ADMIN_PASSWORD_DEV
-ADMIN_PASSWORD_DEV=LocalDev!Pass123
+# Left empty on purpose, so a copy that skips these two fails at startup
+# instead of booting with a password and API key published in this file.
+# Set your own values in .env.local.
+ADMIN_PASSWORD_DEV=
 API_KEY_SECRET_ARN=ADMIN_API_KEY_DEV
-ADMIN_API_KEY_DEV=cudly-local-dev-api-key-not-for-prod
+ADMIN_API_KEY_DEV=
 # Required for signed one-click notification unsubscribe links. Generate a
 # unique value for every environment (for example: openssl rand -hex 32).
 NOTIFICATION_MUTE_SECRET=
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d8a230650..976082e67 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -143,6 +143,11 @@ jobs:
           fi
           echo "✅ All functions have acceptable cyclomatic complexity (≤10)"
 
+      - name: Run Makefile gate self-tests
+        # The local lint, scanner and terraform-validate targets must fail
+        # when their tool is missing or fails (#349). Stub tools only.
+        run: bash scripts/test-make-gates.sh
+
   # GitHub Actions workflow linting
   #
   # Nothing else in this repo reads .github/workflows/ for defects. govulncheck
@@ -750,12 +755,12 @@ jobs:
             # Check local tfvars if present
             if [ -f "${env}.tfvars" ]; then
               echo "Checking ${env}.tfvars syntax..."
-              terraform fmt -check "${env}.tfvars" || echo "Note: ${env}.tfvars may need formatting"
+              terraform fmt -check "${env}.tfvars"
             fi
             # Check GitHub CI/CD tfvars
             if [ -f "github-${env}.tfvars" ]; then
               echo "Checking github-${env}.tfvars syntax..."
-              terraform fmt -check "github-${env}.tfvars" || echo "Note: github-${env}.tfvars may need formatting"
+              terraform fmt -check "github-${env}.tfvars"
             fi
           done
 
diff --git a/.github/workflows/database-migration.yml b/.github/workflows/database-migration.yml
index d3eca39bd..07e644a76 100644
--- a/.github/workflows/database-migration.yml
+++ b/.github/workflows/database-migration.yml
@@ -406,9 +406,13 @@ jobs:
           # pgx5://, not postgresql://: migrate is installed with -tags 'pgx5'
           # above and golang-migrate dispatches on the URL scheme (issue #1849).
           DB_URL="pgx5://cudly@${DB_ENDPOINT}:5432/cudly?sslmode=require"
+          # Log only. migrate prints the version on stderr, so 2>&1 is needed
+          # to show it, but on failure the same capture holds a multi-line
+          # error. Nothing reads the value, so it is not written to
+          # $GITHUB_ENV, where such text could fail the step or set other
+          # variables for later steps (issue #349).
           VERSION=$(migrate -path "$MIGRATIONS_PATH" -database "$DB_URL" version 2>&1 || echo "unknown")
           echo "Current migration version: $VERSION"
-          echo "MIGRATION_VERSION=$VERSION" >> "$GITHUB_ENV"
 
   # Run GCP migrations
   migrate-gcp:
diff --git a/.golangci.yml b/.golangci.yml
index ac5a3bcc9..0212d5a6a 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -40,7 +40,9 @@ linters:
         hugeParam:
           sizeThreshold: 1024
     gocyclo:
-      min-complexity: 15
+      # Same threshold as the standalone `gocyclo -over 10` gates in ci.yml and
+      # the Makefile, so `make lint` flags what CI fails (issue #349).
+      min-complexity: 10
     gosec:
       excludes:
         - G104
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 59ddfc5dc..10ffbc69b 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -29,8 +29,14 @@ repos:
         files: \.go$
 
   # Terraform formatting
+  #
+  # Third-party hook repos are pinned to full commit SHAs with the release tag
+  # as a trailing comment, the same convention as the SHA-pinned Actions: a tag
+  # can be moved upstream, and these hooks run arbitrary code in the CI job
+  # (issue #349). To bump one: `git ls-remote <repo> refs/tags/<tag>`, or
+  # `pre-commit autoupdate --freeze`.
   - repo: https://github.com/antonbabenko/pre-commit-terraform
-    rev: v1.105.0
+    rev: d0e12caebb2ab0ee8bf98181c8bfe9702bca103d  # frozen: v1.105.0
     hooks:
       - id: terraform_fmt
         name: Terraform format
@@ -43,7 +49,7 @@ repos:
 
   # General file checks
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v6.0.0
+    rev: 3e8a8703264a2f4a69428a0aa4dcb512790b2c8c  # frozen: v6.0.0
     hooks:
       - id: trailing-whitespace
         name: Trim trailing whitespace
@@ -51,7 +57,9 @@ repos:
         name: Fix end of files
       - id: check-yaml
         name: Check YAML syntax
-        exclude: '^(docker-compose.*\.yml|\.github/workflows/.*|cloudformation/.*|iac/.*/cloudformation/.*)$'
+        # Workflows are checked too (issue #349): a workflow GitHub cannot
+        # parse is not run at all, with no failing check to show for it.
+        exclude: '^(docker-compose.*\.yml|cloudformation/.*|iac/.*/cloudformation/.*)$'
       - id: check-json
         name: Check JSON syntax
       - id: check-added-large-files
@@ -137,7 +145,7 @@ repos:
 
   # Markdown linting
   - repo: https://github.com/igorshubovych/markdownlint-cli
-    rev: v0.47.0
+    rev: 76b3d32d3f4b965e1d6425253c59407420ae2c43  # frozen: v0.47.0
     hooks:
       - id: markdownlint
         name: Lint Markdown files
diff --git a/.snyk b/.snyk
index 1ee37bf2a..83f2753d9 100644
--- a/.snyk
+++ b/.snyk
@@ -22,22 +22,7 @@ exclude:
     - '**/.terraform/**'
     - '**/migrations/**'
 
-# Severity thresholds
-failOnSeverity: high
-
-# License policy
-license:
-  # Allow these licenses
-  allow:
-    - MIT
-    - Apache-2.0
-    - BSD-2-Clause
-    - BSD-3-Clause
-    - ISC
-    - MPL-2.0
-
-  # Deny these licenses
-  deny:
-    - GPL-2.0
-    - GPL-3.0
-    - AGPL-3.0
+# No severity threshold or license policy here: the Snyk CLI does not read
+# such keys from this file (issue #349). The threshold is passed on the
+# command line (`--severity-threshold=high` in ci.yml and the Makefile), and a
+# license policy has to be set in the Snyk organization's settings.
diff --git a/.trivyignore b/.trivyignore
index 48f88492f..f8f1b4622 100644
--- a/.trivyignore
+++ b/.trivyignore
@@ -15,10 +15,12 @@
 AVD-AWS-0011
 
 # CloudFront minimum TLS protocol version.
-# Justification: pre-existing default (TLS 1.0) was tightened in a
-# prior PR; the trivy ID still trips when the value is inherited
-# rather than set explicitly. Tracked as a follow-up to pin
-# TLSv1.2_2021 explicitly in modules/frontend/aws.
+# The finding is real, not a scanner artifact: modules/frontend/aws/main.tf
+# sets minimum_protocol_version = "TLSv1" explicitly whenever no ACM
+# certificate is given (the default-certificate branch).
+# Justification: no environment deploys the distribution today; it is only
+# created with enable_cdn = true, and every shipped tfvars sets
+# enable_cdn = false. Revisit before the enable_cdn = true cutover.
 AVD-AWS-0013
 
 # ALB drop_invalid_header_fields.
@@ -93,9 +95,9 @@ AZU-0047
 # GCP Cloud SQL instance does not require TLS.
 # ID: GCP-0015 (surfaced by trivy v0.70.0; v0.69.3 did not report this ID).
 # Justification: the database module (terraform/modules/database/gcp/main.tf)
-# exposes require_ssl as a variable. TLS is enforced at the application layer
-# via Go's pgx driver TLS config. Tracked as a hardening follow-up to set
-# require_ssl = true in the module default.
+# has no require_ssl variable. Both ip_configuration blocks hardcode
+# ssl_mode = "ENCRYPTED_ONLY", which rejects non-TLS connections, so the
+# entry looks stale. Drop it once a Trivy config scan without it is clean.
 GCP-0015
 
 # GCP Cloud Storage bucket: cleanup Cloud Function source bucket.
diff --git a/Makefile b/Makefile
index f49e1f94a..e4c0eb1e3 100644
--- a/Makefile
+++ b/Makefile
@@ -38,7 +38,7 @@ help: ## Display available targets
 	@echo "  lint               - Run golangci-lint"
 	@echo "  complexity         - Check cyclomatic complexity"
 	@echo "  complexity-report  - Generate detailed complexity report"
-	@echo "  security-scan      - Run security scanners (gosec, trivy, tfsec)"
+	@echo "  security-scan      - Run security scanners (gosec, trivy)"
 	@echo "  security-scan-all  - Run all security scanners including Snyk"
 	@echo "  setup-git-secrets  - Set up git-secrets for preventing credential leaks"
 	@echo "  terraform-validate - Validate Terraform configurations"
@@ -112,14 +112,13 @@ tidy-check:
 		(cd "$$mod" && GOTOOLCHAIN="go$$version" GOWORK=off go mod tidy -diff) || { echo "go mod tidy check failed for module $$mod" >&2; exit 1; }; \
 	done
 
-# Lint code
+# Lint code. The scanner targets below share this shape: a missing tool fails
+# the target, and the tool runs as its own recipe line so make stops on its
+# exit status instead of a trailing echo's (issue #349).
 lint:
 	@echo "Running golangci-lint..."
-	@if command -v golangci-lint > /dev/null; then \
-		golangci-lint run --timeout=5m; \
-	else \
-		echo "golangci-lint not installed. Install: make install-dev-tools"; \
-	fi
+	@command -v golangci-lint > /dev/null || { echo "golangci-lint not installed. Install: make install-dev-tools" >&2; exit 1; }
+	golangci-lint run --timeout=5m
 
 # Go vet
 vet:
@@ -156,39 +155,44 @@ complexity-report:
 		echo "gocyclo not installed. Install: make install-dev-tools"; \
 	fi
 
-# Security scanning
-security-scan: security-scan-go security-scan-docker security-scan-terraform
+# Security scanning. Terraform is covered by trivy's misconfig scanner in
+# security-scan-docker, so the tfsec target is no longer part of this chain:
+# CI replaced tfsec with Trivy, and tfsec is deprecated upstream (#349).
+security-scan: security-scan-go security-scan-docker
 
 # scripts/run-gosec.sh owns the gosec pin, module list and rule set, shared
 # with the pre-commit hook and the CI gosec step (issue #340).
 security-scan-go:
 	@scripts/run-gosec.sh
 
+# Like CI's Trivy fs step, this reports findings without failing on them (no
+# --exit-code); a scan error or a missing trivy does fail it.
 security-scan-docker:
 	@echo "Running trivy..."
-	@if command -v trivy > /dev/null; then \
-		trivy fs --security-checks vuln,config . --format json --output trivy-report.json; \
-		echo "✓ Container security scan complete: trivy-report.json"; \
-	else \
-		echo "trivy not installed. Install: https://aquasecurity.github.io/trivy/"; \
-	fi
+	@command -v trivy > /dev/null || { echo "trivy not installed. Install: https://aquasecurity.github.io/trivy/" >&2; exit 1; }
+	trivy fs --scanners vuln,misconfig . --format json --output trivy-report.json
+	@echo "✓ Container security scan complete: trivy-report.json"
 
+# Deprecated (see security-scan above); kept only for anyone still calling it.
 security-scan-terraform:
 	@echo "Running tfsec..."
-	@if command -v tfsec > /dev/null; then \
-		tfsec terraform/ --format json --out tfsec-report.json; \
-		echo "✓ Terraform security scan complete: tfsec-report.json"; \
-	else \
-		echo "tfsec not installed. Install: https://aquasecurity.github.io/tfsec/"; \
-	fi
+	@command -v tfsec > /dev/null || { echo "tfsec not installed. Install: https://aquasecurity.github.io/tfsec/" >&2; exit 1; }
+	tfsec terraform/ --format json --out tfsec-report.json
+	@echo "✓ Terraform security scan complete: tfsec-report.json"
 
-# Terraform validation
+# Terraform validation. Each terraform/environments/<cloud> is one flat root
+# (no per-profile subdirectories), the same roots CI's terraform-validate job
+# validates.
 terraform-validate:
 	@echo "Validating Terraform configurations..."
-	@for dir in terraform/environments/*/dev; do \
+	@n=0; \
+	for dir in terraform/environments/*/; do \
+		[ -d "$$dir" ] || continue; \
 		echo "Validating $$dir..."; \
-		(cd $$dir && terraform init -backend=false && terraform validate) || exit 1; \
-	done
+		(cd "$$dir" && terraform init -backend=false -input=false && terraform validate) || exit 1; \
+		n=$$((n + 1)); \
+	done; \
+	[ "$$n" -gt 0 ] || { echo "no Terraform roots found under terraform/environments" >&2; exit 1; }
 	@echo "✓ Terraform validation complete"
 
 terraform-fmt:
@@ -230,12 +234,9 @@ setup-git-secrets:
 # Snyk security scanning
 security-scan-snyk:
 	@echo "Running Snyk security scan..."
-	@if command -v snyk > /dev/null; then \
-		snyk test --severity-threshold=high; \
-		echo "✓ Snyk scan complete"; \
-	else \
-		echo "snyk not installed. Install: npm install -g snyk"; \
-	fi
+	@command -v snyk > /dev/null || { echo "snyk not installed. Install: npm install -g snyk" >&2; exit 1; }
+	snyk test --severity-threshold=high
+	@echo "✓ Snyk scan complete"
 
 # Run all security scanners including Snyk
 security-scan-all: security-scan security-scan-snyk
@@ -264,7 +265,7 @@ install-dev-tools:
 	@echo ""
 	@echo "Additional tools to install manually:"
 	@echo "  - trivy: https://aquasecurity.github.io/trivy/"
-	@echo "  - tfsec: https://aquasecurity.github.io/tfsec/"
+	@echo "  - tfsec (deprecated, only for security-scan-terraform): https://aquasecurity.github.io/tfsec/"
 	@echo "  - git-secrets: https://github.com/awslabs/git-secrets"
 	@echo "  - snyk: npm install -g snyk"
 	@echo "  - pre-commit: pip install pre-commit"
diff --git a/Makefile.terraform b/Makefile.terraform
index b00196a17..97161c387 100644
--- a/Makefile.terraform
+++ b/Makefile.terraform
@@ -81,8 +81,17 @@ clean: ## Clean Terraform cache and state files (preserves .terraform.lock.hcl)
 	@find terraform/environments -name "*.tfstate.backup" -type f -delete 2>/dev/null || true
 	@echo "✅ Clean complete"
 
-clean-locks: ## Delete .terraform.lock.hcl files (causes provider re-resolution on next init)
+# The lock files are the committed provider checksum pins, so deleting them is
+# a supply-chain change: the next init picks whatever the version constraints
+# admit today. Hence the explicit opt-in (issue #349).
+clean-locks: ## Delete .terraform.lock.hcl files (needs CONFIRM_CLEAN_LOCKS=yes)
+	@if [ "$(CONFIRM_CLEAN_LOCKS)" != "yes" ]; then \
+		echo "Refusing to delete the .terraform.lock.hcl provider pins without CONFIRM_CLEAN_LOCKS=yes." >&2; \
+		echo "The next terraform init re-resolves providers to the newest builds the constraints allow." >&2; \
+		exit 1; \
+	fi
 	@echo "⚠️  Deleting lock files — run terraform init to re-resolve providers"
+	@echo "⚠️  Review the regenerated .terraform.lock.hcl diffs as a provider supply-chain change before committing them"
 	@find terraform/environments -name ".terraform.lock.hcl" -type f -delete 2>/dev/null || true
 	@echo "✅ Lock files deleted"
 
diff --git a/docs/DEVELOPMENT.md b/docs/DEVELOPMENT.md
index 83454463c..a588f4fe3 100644
--- a/docs/DEVELOPMENT.md
+++ b/docs/DEVELOPMENT.md
@@ -317,8 +317,8 @@ make security-scan
 
 # Individual scans
 make security-scan-go          # gosec
-make security-scan-docker      # trivy (container + filesystem)
-make security-scan-terraform   # tfsec
+make security-scan-docker      # trivy (dependencies + Terraform/Dockerfile misconfig)
+make security-scan-terraform   # tfsec (deprecated, not part of security-scan)
 ```
 
 ### Terraform & Docker Testing
diff --git a/scripts/test-make-gates.sh b/scripts/test-make-gates.sh
new file mode 100755
index 000000000..24b466488
--- /dev/null
+++ b/scripts/test-make-gates.sh
@@ -0,0 +1,155 @@
+#!/usr/bin/env bash
+# test-make-gates.sh
+#
+# Asserts that the Makefile's local gates fail when they should (issue #349):
+#
+#   1. lint, security-scan-docker, security-scan-terraform and
+#      security-scan-snyk exit non-zero when their tool is missing, and when
+#      the tool itself exits non-zero. Each used to end its `then` branch with
+#      a success echo, so the target passed either way.
+#   2. security-scan no longer runs the deprecated tfsec target.
+#   3. terraform-validate runs `terraform init` + `validate` in every flat
+#      terraform/environments/<cloud> root and fails when one fails. It used to
+#      loop over terraform/environments/*/dev, which does not exist.
+#   4. Makefile.terraform's clean-locks refuses to delete the provider lock
+#      files without CONFIRM_CLEAN_LOCKS=yes.
+#
+# Tools are stubs on a PATH that holds nothing else, so the real tools are
+# never run and nothing leaves the machine. Exits 0 when all cases pass;
+# exits 1 on any failure.
+
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+REPO_ROOT="$(cd "${SCRIPT_DIR}/.." && pwd)"
+MAKE_BIN="$(command -v make)"
+
+WORK="$(mktemp -d)"
+trap 'rm -rf "$WORK"' EXIT
+
+pass=0
+fail=0
+
+note_pass() {
+  echo "PASS: $1"
+  ((pass++)) || true
+}
+
+note_fail() {
+  echo "FAIL: $1"
+  ((fail++)) || true
+}
+
+# stub NAME EXIT_CODE: a PATH dir whose only command is NAME, logging its argv
+# and working directory to $WORK/<NAME>.log and exiting EXIT_CODE.
+stub() {
+  local dir="$WORK/bin-$1-$2"
+  mkdir -p "$dir"
+  cat > "$dir/$1" <<EOF
+#!/bin/sh
+echo "\$PWD \$*" >> "$WORK/$1.log"
+exit $2
+EOF
+  chmod +x "$dir/$1"
+  rm -f "$WORK/$1.log"
+  echo "$dir"
+}
+
+# run_make PATH_VALUE ARGS...: run make in the repo with PATH set to exactly
+# PATH_VALUE. make and its /bin/sh are absolute paths, and the recipes under
+# test use only shell builtins besides the tool, so nothing else is needed.
+run_make() {
+  local path="$1"
+  shift
+  PATH="$path" "$MAKE_BIN" --no-print-directory -C "$REPO_ROOT" "$@" > "$WORK/out.log" 2>&1
+}
+
+expect_status() {
+  local want="$1" desc="$2"
+  shift 2
+  local got=0
+  "$@" || got=$?
+  if { [ "$want" = 0 ] && [ "$got" = 0 ]; } || { [ "$want" != 0 ] && [ "$got" != 0 ]; }; then
+    note_pass "$desc"
+  else
+    note_fail "$desc (want ${want/1/non-zero}, got $got)"
+    sed 's/^/    /' "$WORK/out.log" 2>/dev/null || true
+  fi
+}
+
+mkdir -p "$WORK/empty"
+
+# 1. Scanner targets.
+for pair in lint:golangci-lint security-scan-docker:trivy security-scan-terraform:tfsec security-scan-snyk:snyk; do
+  target="${pair%%:*}"
+  tool="${pair#*:}"
+  expect_status 1 "$target fails when $tool is missing" \
+    run_make "$WORK/empty" "$target"
+  expect_status 1 "$target fails when $tool exits non-zero" \
+    run_make "$(stub "$tool" 1)" "$target"
+  expect_status 0 "$target passes when $tool exits zero" \
+    run_make "$(stub "$tool" 0)" "$target"
+  if [ -s "$WORK/$tool.log" ]; then
+    note_pass "$target runs $tool"
+  else
+    note_fail "$target did not run $tool"
+  fi
+done
+
+# 2. No tfsec in the security-scan chain.
+if PATH="$WORK/empty" "$MAKE_BIN" --no-print-directory -C "$REPO_ROOT" -n security-scan 2>&1 | grep -q tfsec; then
+  note_fail "security-scan still runs tfsec"
+else
+  note_pass "security-scan does not run tfsec"
+fi
+
+# 3. terraform-validate over the real environment roots.
+roots=()
+for d in "$REPO_ROOT"/terraform/environments/*/; do
+  [ -d "$d" ] && roots+=("${d%/}")
+done
+if [ "${#roots[@]}" -eq 0 ]; then
+  note_fail "no terraform/environments roots found to validate"
+fi
+
+expect_status 0 "terraform-validate passes when terraform exits zero" \
+  run_make "$(stub terraform 0)" terraform-validate
+for root in "${roots[@]}"; do
+  if grep -qxF "$root init -backend=false -input=false" "$WORK/terraform.log" 2>/dev/null &&
+     grep -qxF "$root validate" "$WORK/terraform.log" 2>/dev/null; then
+    note_pass "terraform-validate inits and validates ${root#"$REPO_ROOT"/}"
+  else
+    note_fail "terraform-validate skipped ${root#"$REPO_ROOT"/}"
+    sed 's/^/    /' "$WORK/terraform.log" 2>/dev/null || true
+  fi
+done
+expect_status 1 "terraform-validate fails when terraform exits non-zero" \
+  run_make "$(stub terraform 1)" terraform-validate
+expect_status 1 "terraform-validate fails when terraform is missing" \
+  run_make "$WORK/empty" terraform-validate
+
+# 4. clean-locks, in a scratch tree so no real lock file is touched.
+tree="$WORK/tree"
+mkdir -p "$tree/terraform/environments/aws"
+lock="$tree/terraform/environments/aws/.terraform.lock.hcl"
+touch "$lock"
+clean_locks() {
+  "$MAKE_BIN" --no-print-directory -C "$tree" -f "$REPO_ROOT/Makefile.terraform" clean-locks "$@" > "$WORK/out.log" 2>&1
+}
+expect_status 1 "clean-locks refuses without CONFIRM_CLEAN_LOCKS=yes" clean_locks
+if [ -f "$lock" ]; then
+  note_pass "clean-locks left the lock file in place when refused"
+else
+  note_fail "clean-locks deleted the lock file without confirmation"
+fi
+expect_status 1 "clean-locks refuses CONFIRM_CLEAN_LOCKS=1" clean_locks CONFIRM_CLEAN_LOCKS=1
+expect_status 0 "clean-locks runs with CONFIRM_CLEAN_LOCKS=yes" clean_locks CONFIRM_CLEAN_LOCKS=yes
+if [ ! -e "$lock" ]; then
+  note_pass "clean-locks deleted the lock file when confirmed"
+else
+  note_fail "clean-locks kept the lock file despite confirmation"
+fi
+
+echo ""
+echo "Results: ${pass} passed, ${fail} failed"
+[ "$fail" -eq 0 ]