Complete private Monero miner control stack.

Implement Windows agent with RandomX mining and WebSocket fleet reporting, wire dashboard settings into the builder with saved exe paths, and add project README.

server/internal/api/handlers.go

@@ -0,0 +1,113 @@
+package api
+
+import (
+	"encoding/json"
+	"net/http"
+	"strconv"
+
+	"github.com/go-chi/chi/v5"
+	"crypto-miner-server/internal/db"
+	"crypto-miner-server/internal/models"
+)
+
+type Handler struct {
+	db *db.Database
+}
+
+func NewHandler(database *db.Database) *Handler {
+	return &Handler{db: database}
+}
+
+// GET /api/v1/dashboard/stats
+func (h *Handler) GetDashboardStats(w http.ResponseWriter, r *http.Request) {
+	stats, err := h.db.GetFleetStats()
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	writeJSON(w, stats)
+}
+
+// GET /api/v1/agents
+func (h *Handler) ListAgents(w http.ResponseWriter, r *http.Request) {
+	agents, err := h.db.ListAgents()
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	if agents == nil {
+		agents = []*models.Agent{}
+	}
+	writeJSON(w, agents)
+}
+
+// GET /api/v1/agents/{id}
+func (h *Handler) GetAgent(w http.ResponseWriter, r *http.Request) {
+	id := chi.URLParam(r, "id")
+	agent, err := h.db.GetAgent(id)
+	if err != nil {
+		http.Error(w, "Agent not found", http.StatusNotFound)
+		return
+	}
+	writeJSON(w, agent)
+}
+
+// GET /api/v1/agents/{id}/stats
+func (h *Handler) GetAgentStats(w http.ResponseWriter, r *http.Request) {
+	id := chi.URLParam(r, "id")
+	limitStr := r.URL.Query().Get("limit")
+	limit := 100
+	if l, err := strconv.Atoi(limitStr); err == nil && l > 0 {
+		limit = l
+	}
+	samples, err := h.db.GetHashrateHistory(id, limit)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	if samples == nil {
+		samples = []*models.HashrateSample{}
+	}
+	writeJSON(w, samples)
+}
+
+// GET /api/v1/shares
+func (h *Handler) GetRecentShares(w http.ResponseWriter, r *http.Request) {
+	limitStr := r.URL.Query().Get("limit")
+	limit := 50
+	if l, err := strconv.Atoi(limitStr); err == nil && l > 0 {
+		limit = l
+	}
+	shares, err := h.db.GetRecentShares(limit)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	if shares == nil {
+		shares = []*models.Share{}
+	}
+	writeJSON(w, shares)
+}
+
+// GET /api/v1/health
+func (h *Handler) HealthCheck(w http.ResponseWriter, r *http.Request) {
+	writeJSON(w, map[string]string{"status": "ok"})
+}
+
+// GET /api/v1/builds
+func (h *Handler) ListBuilds(w http.ResponseWriter, r *http.Request) {
+	builds, err := h.db.ListBuilds(50)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	if builds == nil {
+		builds = []*models.BuildRecord{}
+	}
+	writeJSON(w, builds)
+}
+
+func writeJSON(w http.ResponseWriter, v interface{}) {
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(v)
+}