Split backend/frontend and refactor

.air.toml

@@ -1,10 +1,11 @@
 root = "."
 
 [build]
-  cmd = "go build -o ./tmp/dmrmap ."
+  cmd = "cd backend && go build -o /app/tmp/dmrmap ."
   bin = "./tmp/dmrmap"
   include_ext = ["go"]
-  exclude_dir = ["tmp", "static", "data", "migrations", "src", "node_modules"]
+  include_dir = ["backend"]
+  exclude_dir = ["tmp", "frontend"]
   delay = 500
 
 [misc]

.gitignore

@@ -1,9 +1,8 @@
 tmp/
-data/
 dmrmap
 compose.override.yml
 .env
-static/talkgroups.json
+frontend/static/talkgroups.json
 node_modules/
-static/app.js
-static/app.js.map
+frontend/static/app.js
+frontend/static/app.js.map

Dockerfile

@@ -1,29 +1,29 @@
 FROM node:22-alpine AS frontend
 WORKDIR /build
-COPY package.json package-lock.json ./
+COPY frontend/package.json frontend/package-lock.json ./
 RUN npm ci
-COPY src/ ./src/
-COPY tsconfig.json ./
+COPY frontend/src/ ./src/
+COPY frontend/tsconfig.json ./
 RUN npm run build:prod
 
 FROM golang:1.25-alpine AS builder
 RUN apk add --no-cache git
 WORKDIR /build
 COPY .git ./.git
-COPY go.mod go.sum ./
+COPY backend/go.mod backend/go.sum ./
 RUN go mod download
-COPY *.go ./
-COPY migrations/ ./migrations/
+COPY backend/*.go ./
+COPY backend/migrations/ ./migrations/
 RUN CGO_ENABLED=0 go build -ldflags "-X main.version=$(git rev-parse --short HEAD)" -o dmrmap .
 
 FROM alpine:3.19
 WORKDIR /app
 COPY --from=builder /build/dmrmap .
 COPY --from=builder /build/migrations/ ./migrations/
-COPY static/ ./static/
+COPY frontend/static/ ./static/
 COPY --from=frontend /build/static/app.js ./static/app.js
-COPY rptrs.json .
-COPY bmrptrs.json .
+COPY backend/data/rptrs.json .
+COPY backend/data/bmrptrs.json .
 RUN wget -qO static/talkgroups.json https://api.brandmeister.network/v2/talkgroup
 EXPOSE 8080
 CMD ["./dmrmap"]

Dockerfile.dev

@@ -3,6 +3,6 @@ RUN apk add --no-cache nodejs npm
 RUN go install github.com/air-verse/air@latest
 RUN wget -qO /usr/local/share/talkgroups.json https://api.brandmeister.network/v2/talkgroup
 WORKDIR /app
-CMD cp -n /usr/local/share/talkgroups.json static/talkgroups.json 2>/dev/null; \
-    npm install --silent && npm run watch & \
+CMD cp -n /usr/local/share/talkgroups.json frontend/static/talkgroups.json 2>/dev/null; \
+    cd frontend && npm install --silent && npm run watch & \
     air

backend/admin.go

@@ -7,6 +7,7 @@ import (
 	"log"
 	"net/http"
 	"net/url"
+	"path/filepath"
 	"strconv"
 	"strings"
 	"time"
@@ -24,9 +25,10 @@ func adminAuth(token string, next http.Handler) http.Handler {
 	})
 }
 
-func handleAdminPage() http.HandlerFunc {
+func handleAdminPage(staticDir string) http.HandlerFunc {
+	adminPath := filepath.Join(staticDir, "admin.html")
 	return func(w http.ResponseWriter, r *http.Request) {
-		http.ServeFile(w, r, "static/admin.html")
+		http.ServeFile(w, r, adminPath)
 	}
 }
 

backend/main.go

@@ -13,6 +13,8 @@ func main() {
 	jsonPath := envOr("JSON_PATH", "rptrs.json")
 	bmrptrsPath := envOr("BMRPTRS_PATH", "bmrptrs.json")
 	addr := envOr("LISTEN_ADDR", ":8080")
+	staticDir := envOr("STATIC_DIR", "static")
+	migrationsDir := envOr("MIGRATIONS_DIR", "migrations")
 
 	db, err := openDB(dsn)
 	if err != nil {
@@ -20,7 +22,7 @@ func main() {
 	}
 	defer db.Close()
 
-	if err := runMigrations(db); err != nil {
+	if err := runMigrations(db, migrationsDir); err != nil {
 		log.Fatalf("Failed to run migrations: %v", err)
 	}
 
@@ -43,7 +45,7 @@ func main() {
 	mux.HandleFunc("/api/version", handleVersion())
 
 	if adminToken := os.Getenv("ADMIN_TOKEN"); adminToken != "" {
-		mux.HandleFunc("/admin/", handleAdminPage())
+		mux.HandleFunc("/admin/", handleAdminPage(staticDir))
 		adminAPI := http.NewServeMux()
 		adminAPI.HandleFunc("/admin/api/repeaters", handleAdminRepeaters(db))
 		adminAPI.HandleFunc("/admin/api/repeaters/update", handleAdminUpdateRepeater(db))
@@ -55,7 +57,7 @@ func main() {
 		log.Println("Admin interface enabled at /admin/")
 	}
 
-	mux.Handle("/", http.FileServer(http.Dir("static")))
+	mux.Handle("/", http.FileServer(http.Dir(staticDir)))
 
 	log.Printf("Listening on %s", addr)
 	log.Fatal(http.ListenAndServe(addr, mux))

backend/migrate.go

@@ -7,11 +7,11 @@ import (
 	"github.com/pressly/goose/v3"
 )
 
-func runMigrations(db *sql.DB) error {
+func runMigrations(db *sql.DB, dir string) error {
 	if err := goose.SetDialect("postgres"); err != nil {
 		return err
 	}
-	if err := goose.Up(db, "migrations"); err != nil {
+	if err := goose.Up(db, dir); err != nil {
 		return err
 	}
 	log.Println("Database migrations applied successfully")

compose.dev.yml

@@ -20,15 +20,17 @@ services:
       - .:/app
       - go-mod-cache:/go/pkg/mod
       - go-build-cache:/root/.cache/go-build
-      - node_modules:/app/node_modules
+      - node_modules:/app/frontend/node_modules
     depends_on:
       - postgres
     environment:
       - DATABASE_URL=postgres://dmrmap:dmrmap@postgres:5432/dmrmap?sslmode=disable
-      - JSON_PATH=/app/rptrs.json
-      - BMRPTRS_PATH=/app/bmrptrs.json
+      - JSON_PATH=/app/backend/data/rptrs.json
+      - BMRPTRS_PATH=/app/backend/data/bmrptrs.json
       - LISTEN_ADDR=:8080
       - ADMIN_TOKEN=adminparty
+      - STATIC_DIR=/app/frontend/static
+      - MIGRATIONS_DIR=/app/backend/migrations
 
 volumes:
   go-mod-cache:

compose.test.yml

@@ -1,10 +1,10 @@
 services:
   test:
     image: node:22-alpine
-    working_dir: /app
+    working_dir: /app/frontend
     volumes:
       - .:/app
-      - node_modules_test:/app/node_modules
+      - node_modules_test:/app/frontend/node_modules
     command: sh -c "npm install --silent && npm test"
 
 volumes: