Add Cloudflare email and collaboration workflows

apps/server/internal/config/config_test.go

@@ -0,0 +1,46 @@
+package config
+
+import "testing"
+
+func TestEmailConfigResolvedProvider(t *testing.T) {
+	tests := []struct {
+		name string
+		cfg  EmailConfig
+		want string
+	}{
+		{"explicit", EmailConfig{Provider: "noop", CloudflareAPIToken: "token"}, "noop"},
+		{"cloudflare", EmailConfig{CloudflareAccountID: "account"}, "cloudflare"},
+		{"postmark", EmailConfig{PostmarkToken: "token"}, "postmark"},
+		{"smtp", EmailConfig{SMTPHost: "localhost"}, "smtp"},
+		{"noop", EmailConfig{}, "noop"},
+	}
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			if got := test.cfg.ResolvedProvider(); got != test.want {
+				t.Fatalf("ResolvedProvider() = %q, want %q", got, test.want)
+			}
+		})
+	}
+}
+
+func TestLoadCloudflareEmailEnvironment(t *testing.T) {
+	t.Setenv("CAIRNQUIRE_EMAIL_PROVIDER", "cloudflare")
+	t.Setenv("CAIRNQUIRE_EMAIL_CLOUDFLARE_ACCOUNT_ID", "account")
+	t.Setenv("CAIRNQUIRE_EMAIL_CLOUDFLARE_API_TOKEN", "token")
+	t.Setenv("CAIRNQUIRE_EMAIL_CLOUDFLARE_API_URL", "https://api.example.test")
+	t.Setenv("CAIRNQUIRE_EMAIL_FROM", "notifications@example.com")
+
+	cfg, err := Load()
+	if err != nil {
+		t.Fatalf("Load: %v", err)
+	}
+	if cfg.Email.ResolvedProvider() != "cloudflare" {
+		t.Fatalf("provider = %q", cfg.Email.ResolvedProvider())
+	}
+	if cfg.Email.CloudflareAccountID != "account" || cfg.Email.CloudflareAPIToken != "token" {
+		t.Fatalf("cloudflare config = %#v", cfg.Email)
+	}
+	if cfg.Email.CloudflareAPIURL != "https://api.example.test" || cfg.Email.From != "notifications@example.com" {
+		t.Fatalf("cloudflare endpoint/from = %#v", cfg.Email)
+	}
+}