feat: CI/CD pipeline + Learning/Medicine/Travel services

- Add Gitea Actions workflow for automated build & deploy
- Add K8s manifests: webui, travel-svc, medicine-svc, sandbox-svc
- Update kustomization for localhost:5000 registry
- Add ingress for gooseek.ru and api.gooseek.ru
- Learning cabinet with onboarding, courses, sandbox integration
- Medicine service with symptom analysis and doctor matching
- Travel service with itinerary planning
- Server setup scripts (NVIDIA/CUDA, K3s, Gitea runner)

Made-with: Cursor

backend/internal/learning/plan_builder_test.go

@@ -0,0 +1,66 @@
+package learning
+
+import (
+	"context"
+	"encoding/json"
+	"testing"
+
+	"github.com/gooseek/backend/internal/db"
+	"github.com/gooseek/backend/internal/llm"
+)
+
+func TestBuildPersonalPlanAppliesDefaults(t *testing.T) {
+	course := &db.LearningCourse{
+		Title:            "Go Backend",
+		ShortDescription: "Курс по backend-разработке на Go",
+		Difficulty:       "intermediate",
+		DurationHours:    24,
+		BaseOutline:      json.RawMessage(`{"modules":[{"index":0,"title":"base","description":"base","skills":["go"],"estimated_hours":4,"practice_focus":"api"}]}`),
+	}
+
+	client := &mockLLMClient{
+		generateFunc: func(ctx context.Context, req llm.StreamRequest) (string, error) {
+			return `{
+			  "modules": [
+			    {"index": 999, "title": "API design", "description": "design REST", "skills": ["http"], "estimated_hours": 6, "practice_focus": "build handlers", "task_count": 0},
+			    {"index": 999, "title": "DB layer", "description": "storage", "skills": ["sql"], "estimated_hours": 8, "practice_focus": "repository pattern", "task_count": 3}
+			  ],
+			  "total_hours": 0,
+			  "difficulty_adjusted": "intermediate",
+			  "personalization_notes": "adapted"
+			}`, nil
+		},
+	}
+
+	planJSON, err := BuildPersonalPlan(context.Background(), client, course, `{"level":"junior"}`)
+	if err != nil {
+		t.Fatalf("BuildPersonalPlan error: %v", err)
+	}
+
+	var plan PersonalPlan
+	if err := json.Unmarshal(planJSON, &plan); err != nil {
+		t.Fatalf("unmarshal plan: %v", err)
+	}
+
+	if len(plan.Modules) != 2 {
+		t.Fatalf("expected 2 modules, got %d", len(plan.Modules))
+	}
+	if plan.Modules[0].Index != 0 || plan.Modules[1].Index != 1 {
+		t.Fatalf("module indexes were not normalized: %+v", plan.Modules)
+	}
+	if plan.Modules[0].TaskCount != 2 {
+		t.Fatalf("expected default task_count=2, got %d", plan.Modules[0].TaskCount)
+	}
+	if plan.TotalHours != 14 {
+		t.Fatalf("expected total_hours=14, got %d", plan.TotalHours)
+	}
+}
+
+func TestTruncateStr(t *testing.T) {
+	if got := truncateStr("abc", 5); got != "abc" {
+		t.Fatalf("truncateStr should keep short string, got %q", got)
+	}
+	if got := truncateStr("abcdef", 3); got != "abc..." {
+		t.Fatalf("truncateStr should truncate with ellipsis, got %q", got)
+	}
+}