From c2aa716ed8d3e7241bc350dfec4386fdf1e5082f Mon Sep 17 00:00:00 2001
From: Andriy Oblivantsev <eslider@gmail.com>
Date: Sun, 1 Mar 2026 12:12:44 +0000
Subject: [PATCH] Switch local API port to 8122 and keep DB internal.

Update runtime defaults, compose mappings, frontend defaults, and developer docs to use port 8122 while keeping PostGIS reachable only via the internal compose network.

Made-with: Cursor
---
 Dockerfile                              |  8 ++++----
 README.md                               |  8 ++++----
 cmd/api/main.go                         |  2 +-
 docker-compose.yml                      | 10 ++++------
 docs/typescript-frontend-integration.md |  2 +-
 web/app.js                              |  2 +-
 6 files changed, 15 insertions(+), 17 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index a35bd05..f87212c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -23,8 +23,8 @@ RUN --mount=type=cache,target=/go/pkg/mod \
     go build -p "$(nproc)" -trimpath -ldflags="-s -w" -o /out/api ./cmd/api
 
 FROM base AS dev
-ENV ADDR=:8080
-EXPOSE 8080
+ENV ADDR=:8122
+EXPOSE 8122
 CMD ["go", "run", "./cmd/api"]
 
 FROM gcr.io/distroless/static-debian12:nonroot AS runtime
@@ -32,7 +32,7 @@ FROM gcr.io/distroless/static-debian12:nonroot AS runtime
 WORKDIR /app
 COPY --from=builder /out/api /app/api
 
-ENV ADDR=:8080
-EXPOSE 8080
+ENV ADDR=:8122
+EXPOSE 8122
 
 ENTRYPOINT ["/app/api"]
diff --git a/README.md b/README.md
index fe0fb3d..48cb4a9 100644
--- a/README.md
+++ b/README.md
@@ -22,11 +22,11 @@ go run ./cmd/api
 
 Primary deployed base URL: `https://momswap.produktor.duckdns.org/`.
 
-Local default (for development): `http://localhost:8080`.
+Local default (for development): `http://localhost:8122`.
 
 Optional environment variables:
 
-- `ADDR` (default `:8080`)
+- `ADDR` (default `:8122`)
 - `ADMIN_PUBLIC_KEY` (bootstrap initial inviter/admin user)
 
 ## Docker Compose
@@ -40,7 +40,7 @@ COMPOSE_BAKE=true docker compose up --build -d
 This starts:
 
 - `db` (`postgis/postgis`) on `5432`
-- `api` on `8080`, wired with `DATABASE_URL` to the `db` service
+- `api` on `8122`, wired with `DATABASE_URL` to the `db` service
 
 Stop the service:
 
@@ -74,7 +74,7 @@ go run ./cmd/api
 Then visit:
 
 - Production: `https://momswap.produktor.duckdns.org/web/`
-- Local: `http://localhost:8080/web/`
+- Local: `http://localhost:8122/web/`
 
 ## API client library
 
diff --git a/cmd/api/main.go b/cmd/api/main.go
index d345073..88af1b2 100644
--- a/cmd/api/main.go
+++ b/cmd/api/main.go
@@ -12,7 +12,7 @@ import (
 )
 
 func main() {
-	addr := getEnv("ADDR", ":8080")
+	addr := getEnv("ADDR", ":8122")
 	adminPublicKey := os.Getenv("ADMIN_PUBLIC_KEY")
 
 	memory := store.NewMemoryStore()
diff --git a/docker-compose.yml b/docker-compose.yml
index cd98195..2b65ce8 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -6,8 +6,6 @@ services:
       POSTGRES_DB: "${POSTGRES_DB:-momswap}"
       POSTGRES_USER: "${POSTGRES_USER:-momswap}"
       POSTGRES_PASSWORD: "${POSTGRES_PASSWORD:-momswap}"
-    ports:
-      - "5432:5432"
     volumes:
       - ./var/posrgres:/var/lib/postgresql/data
     healthcheck:
@@ -30,14 +28,14 @@ services:
     image: momswap-backend:latest
     container_name: momswap-backend-api
     environment:
-      ADDR: ":8080"
+      ADDR: ":8122"
       ADMIN_PUBLIC_KEY: "${ADMIN_PUBLIC_KEY:-}"
       DATABASE_URL: "postgres://${POSTGRES_USER:-momswap}:${POSTGRES_PASSWORD:-momswap}@db:5432/${POSTGRES_DB:-momswap}?sslmode=disable"
     depends_on:
       db:
         condition: service_healthy
     ports:
-      - "8080:8080"
+      - "8122:8122"
     restart: unless-stopped
 
   api-dev:
@@ -53,14 +51,14 @@ services:
     image: momswap-backend:dev
     container_name: momswap-backend-api-dev
     environment:
-      ADDR: ":8080"
+      ADDR: ":8122"
       ADMIN_PUBLIC_KEY: "${ADMIN_PUBLIC_KEY:-}"
       DATABASE_URL: "postgres://${POSTGRES_USER:-momswap}:${POSTGRES_PASSWORD:-momswap}@db:5432/${POSTGRES_DB:-momswap}?sslmode=disable"
     depends_on:
       db:
         condition: service_healthy
     ports:
-      - "8080:8080"
+      - "8122:8122"
     restart: unless-stopped
     develop:
       watch:
diff --git a/docs/typescript-frontend-integration.md b/docs/typescript-frontend-integration.md
index 8fe704a..82b1f39 100644
--- a/docs/typescript-frontend-integration.md
+++ b/docs/typescript-frontend-integration.md
@@ -102,4 +102,4 @@ For no-bundler apps, import the built ESM file:
 
 The backend itself serves static UI at `/web/`, but this library can be consumed by any frontend runtime that supports `fetch`, `TextEncoder`, and ES modules.
 
-For local development you can switch the client base URL to `http://localhost:8080`.
+For local development you can switch the client base URL to `http://localhost:8122`.
diff --git a/web/app.js b/web/app.js
index 0c9008a..03062a5 100644
--- a/web/app.js
+++ b/web/app.js
@@ -4,7 +4,7 @@ const { createApp, ref, reactive, onMounted } = Vue;
 
 createApp({
   setup() {
-    const apiBase = ref(localStorage.getItem("geo_api_base") || "http://localhost:8080");
+    const apiBase = ref(localStorage.getItem("geo_api_base") || "http://localhost:8122");
     const state = reactive({
       publicKey: "",
       privateKey: "",