feat(option): add sw offline

fix(openresty): scope sw injection per cert partition

fix(lint): satisfy revive and biome format for sw offline feature

docs: sw offline scope changelog

fix(frontend): use scoped query key for sw scope zones

fix(frontend): hide preview link in sw contact page editor

feat(frontend): add sw scope domain picker and contact page fields

refactor(frontend): generalize html editor workspace for reuse

feat(openresty): scope sw offline injection by route domains

feat(openresty): add sw offline domains snapshot field

feat(option): add sw offline domains scope option

docs: fill html editor workspace generalization detail

docs: sw offline scope implementation plan

docs: sw offline scope design

test(openresty): assert single merged access block in sw enabled servers

fix(openresty): restrict sw intercept to https server blocks

fix(openresty): version sw offline cache by html content

fix(agent): escape redir in sw challenge page to prevent xss

fix(agent): return sw.runtime module table and add lua spec

docs: sw offline fallback changelog

fix(frontend): memoize option map to preserve unsaved contact page edits

feat(frontend): add response pages module with contact page tab

feat(agent): ship sw offline lua assets and placeholder substitution

feat(config): wire sw offline options into config snapshot

feat(openresty): render sw offline assets and challenge intercept

feat(openresty): add sw offline ConfigSnapshot fields and placeholder

feat(db): seed sw offline options

feat(option): add sw offline config keys and validation

docs: add service worker offline fallback implementation plan

docs: adopt global-option pattern for SW offline fallback (matches origin error page)

docs: unify offline contact page with error pages as response pages

docs: service worker offline fallback design (issue #23)

internal/apps/agent/nginx/sw_assets_test.go

@@ -0,0 +1,32 @@
+package nginx
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+
+	lua "github.com/yuin/gopher-lua"
+)
+
+func TestSWRuntimeAndChallenge(t *testing.T) {
+	state := lua.NewState()
+	defer state.Close()
+
+	runtimePath := filepath.Join(t.TempDir(), "runtime.lua")
+	if err := os.WriteFile(runtimePath, []byte(openRestySWRuntimeLua), 0o644); err != nil {
+		t.Fatal(err)
+	}
+	challengePath := filepath.Join(t.TempDir(), "challenge.lua")
+	if err := os.WriteFile(challengePath, []byte(openRestySWChallengeLua), 0o644); err != nil {
+		t.Fatal(err)
+	}
+	specPath, err := filepath.Abs("sw_runtime_spec.lua")
+	if err != nil {
+		t.Fatal(err)
+	}
+	state.SetGlobal("SW_RUNTIME_PATH", lua.LString(runtimePath))
+	state.SetGlobal("SW_CHALLENGE_PATH", lua.LString(challengePath))
+	if err := state.DoFile(specPath); err != nil {
+		t.Fatalf("SW runtime/challenge specification failed: %v", err)
+	}
+}