feat: cloud-init supports all documented KubeSolo CLI flags

Add missing flags (--local-storage-shared-path, --debug, --pprof-server,
--portainer-edge-id, --portainer-edge-key, --portainer-edge-async) so all
10 documented KubeSolo parameters can be configured via cloud-init YAML.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

cloud-init/kubesolo_test.go

@@ -44,6 +44,54 @@ func TestBuildExtraFlags(t *testing.T) {
 			},
 			want: "--disable servicelb --apiserver-extra-sans edge.local",
 		},
+		{
+			name: "debug flag",
+			cfg: Config{
+				KubeSolo: KubeSoloConfig{Debug: true},
+			},
+			want: "--debug",
+		},
+		{
+			name: "pprof-server flag",
+			cfg: Config{
+				KubeSolo: KubeSoloConfig{PprofServer: true},
+			},
+			want: "--pprof-server",
+		},
+		{
+			name: "local-storage-shared-path",
+			cfg: Config{
+				KubeSolo: KubeSoloConfig{LocalStorageSharedPath: "/mnt/shared"},
+			},
+			want: "--local-storage-shared-path /mnt/shared",
+		},
+		{
+			name: "portainer edge flags",
+			cfg: Config{
+				KubeSolo: KubeSoloConfig{
+					PortainerEdgeID:    "test-id-123",
+					PortainerEdgeKey:   "test-key-456",
+					PortainerEdgeAsync: true,
+				},
+			},
+			want: "--portainer-edge-id test-id-123 --portainer-edge-key test-key-456 --portainer-edge-async",
+		},
+		{
+			name: "all new flags",
+			cfg: Config{
+				KubeSolo: KubeSoloConfig{
+					ExtraFlags:             "--disable traefik",
+					ExtraSANs:              []string{"node.local"},
+					LocalStorageSharedPath: "/mnt/data/shared",
+					Debug:                  true,
+					PprofServer:            true,
+					PortainerEdgeID:        "eid",
+					PortainerEdgeKey:       "ekey",
+					PortainerEdgeAsync:     true,
+				},
+			},
+			want: "--disable traefik --apiserver-extra-sans node.local --local-storage-shared-path /mnt/data/shared --debug --pprof-server --portainer-edge-id eid --portainer-edge-key ekey --portainer-edge-async",
+		},
 	}
 
 	for _, tt := range tests {
@@ -61,9 +109,14 @@ func TestApplyKubeSolo(t *testing.T) {
 	tr := true
 	cfg := &Config{
 		KubeSolo: KubeSoloConfig{
-			ExtraFlags:   "--disable traefik",
-			LocalStorage: &tr,
-			ExtraSANs:    []string{"test.local"},
+			ExtraFlags:             "--disable traefik",
+			LocalStorage:           &tr,
+			ExtraSANs:              []string{"test.local"},
+			LocalStorageSharedPath: "/mnt/shared",
+			Debug:                  true,
+			PortainerEdgeID:        "eid",
+			PortainerEdgeKey:       "ekey",
+			PortainerEdgeAsync:     true,
 		},
 	}
 
@@ -83,6 +136,21 @@ func TestApplyKubeSolo(t *testing.T) {
 	if !strings.Contains(flags, "--apiserver-extra-sans test.local") {
 		t.Errorf("extra-flags missing SANs: %q", flags)
 	}
+	if !strings.Contains(flags, "--local-storage-shared-path /mnt/shared") {
+		t.Errorf("extra-flags missing local-storage-shared-path: %q", flags)
+	}
+	if !strings.Contains(flags, "--debug") {
+		t.Errorf("extra-flags missing --debug: %q", flags)
+	}
+	if !strings.Contains(flags, "--portainer-edge-id eid") {
+		t.Errorf("extra-flags missing --portainer-edge-id: %q", flags)
+	}
+	if !strings.Contains(flags, "--portainer-edge-key ekey") {
+		t.Errorf("extra-flags missing --portainer-edge-key: %q", flags)
+	}
+	if !strings.Contains(flags, "--portainer-edge-async") {
+		t.Errorf("extra-flags missing --portainer-edge-async: %q", flags)
+	}
 
 	// Check config.yaml
 	configData, err := os.ReadFile(filepath.Join(dir, "config.yaml"))