feat(site): Add deployment-wide DAU chart (#5810)

codersdk/insights.go

@@ -0,0 +1,28 @@
+package codersdk
+
+import (
+	"context"
+	"encoding/json"
+	"net/http"
+
+	"golang.org/x/xerrors"
+)
+
+type DeploymentDAUsResponse struct {
+	Entries []DAUEntry `json:"entries"`
+}
+
+func (c *Client) DeploymentDAUs(ctx context.Context) (*DeploymentDAUsResponse, error) {
+	res, err := c.Request(ctx, http.MethodGet, "/api/v2/insights/daus", nil)
+	if err != nil {
+		return nil, xerrors.Errorf("execute request: %w", err)
+	}
+	defer res.Body.Close()
+
+	if res.StatusCode != http.StatusOK {
+		return nil, readBodyAsError(res)
+	}
+
+	var resp DeploymentDAUsResponse
+	return &resp, json.NewDecoder(res.Body).Decode(&resp)
+}