kontor-echo: setup project to show homepage

kontor-echo/Containerfile

@@ -1,5 +1,5 @@
 # ---------- Stage 1: Build ----------
-FROM docker.io/library/golang:1.25-alpine AS builder
+FROM docker.io/library/golang:1.26-alpine AS builder
 # Set the working directory
 WORKDIR /app
 # Ensure a portable, static-ish binary
@@ -9,8 +9,12 @@ COPY go.mod go.sum ./
 RUN go mod download
 # Copy the source code
 COPY . .
+ARG VERSION="dev"
+ARG COMMIT="unset"
+ARG DATE="unset"
 # Build the Go application (strip debug info for smaller size)
-RUN go build -trimpath -ldflags="-s -w" -o kontor cmd/kontor/main.go
+RUN go build -trimpath -ldflags="-s -w -X kontor-api-echo/internal/globals.Version=${VERSION} -X kontor-api-echo/internal/globals.Commit=${COMMIT} -X kontor-api-echo/internal/globals.Date=${DATE}" -o kontor cmd/kontor-echo/main.go
+
 
 # ---------- Stage 2: Final ----------
 FROM alpine:latest