first commit

internal/handlers/health.go

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+// Package handlers contains all HTTP handlers - the functions/methods that
+// actually receive a request and write a response. Handlers are kept thin:
+// they parse input, call into repositories/other packages to do real work,
+// and format the output. Business logic that isn't purely "HTTP plumbing"
+// generally belongs elsewhere (e.g. in the models package).
+package handlers
+
+import "net/http"
+
+// Health is a simple liveness check endpoint: GET /health.
+// Useful for load balancers, container orchestrators (Docker/Kubernetes),
+// and uptime monitors to confirm the process is up and responding, without
+// needing to touch the database or any other dependency.
+func Health(w http.ResponseWriter, r *http.Request) {
+	writeJSON(w, http.StatusOK, map[string]string{"status": "ok"})
+}