fix: upgrade dependencies with security advisories

.claude/agents/backend.md

@@ -13,7 +13,7 @@ tools:
 You are a Go backend specialist for this project.
 
 ## Stack
-- Go 1.25, Gin web framework
+- Go 1.26, Gin web framework
 - `database/sql` with pgx v5 stdlib driver (not pgx directly)
 - godotenv loaded via blank import in server.go and database.go
 - Air for hot reload, Testcontainers for integration tests

.github/workflows/backend-ci.yml

@@ -23,7 +23,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: "1.25"
+          go-version: "1.26"
           cache-dependency-path: backend/go.sum
 
       - name: Install dependencies

CLAUDE.md

@@ -4,7 +4,7 @@
 | Layer | Tech |
 |---|---|
 | Frontend | Next.js 16, React 19, TypeScript 5, Tailwind CSS 4 |
-| Backend | Go 1.25, Gin, `database/sql` + pgx v5 stdlib |
+| Backend | Go 1.26, Gin, `database/sql` + pgx v5 stdlib |
 | Database | PostgreSQL 16 via Docker Compose |
 | Mobile | Android, Kotlin 2.2, Jetpack Compose BOM 2026.02, Material3 |
 | Dev tools | pnpm, Air (Go hot reload), Testcontainers, Gradle 9.4 |

CONTRIBUTING.md

@@ -92,7 +92,7 @@ Feature suggestions are welcome. Open an issue with:
 
 | Tool | Minimum version | Check |
 |---|---|---|
-| Go | 1.25 | `go version` |
+| Go | 1.26 | `go version` |
 | Node.js | 22 | `node --version` |
 | pnpm | any | `pnpm --version` |
 | Docker Desktop | running | `docker info` |

README.md

@@ -39,7 +39,7 @@ A production-ready fullstack starter. Clone it, rename things, and focus on your
 | Layer | Technology |
 |---|---|
 | Web | Next.js 16, React 19, TypeScript 5, Tailwind CSS 4 |
-| Backend | Go 1.25, Gin v1.12 |
+| Backend | Go 1.26, Gin v1.12 |
 | Database | PostgreSQL 16 (via Docker), goose migrations, pgx v5 |
 | Auth | Firebase Authentication (web + Android) |
 | Background jobs | Redis, Asynq (opt-in) |
@@ -54,7 +54,7 @@ A production-ready fullstack starter. Clone it, rename things, and focus on your
 
 | Tool | Min version | Notes |
 |---|---|---|
-| [Go](https://go.dev/dl/) | 1.25 | |
+| [Go](https://go.dev/dl/) | 1.26 | |
 | [Node.js](https://nodejs.org/) | 22 | |
 | [pnpm](https://pnpm.io/installation) | any | `npm i -g pnpm` |
 | [Docker Desktop](https://www.docker.com/) | 24 | Required for Postgres and integration tests |

RUNBOOK.md

@@ -27,7 +27,7 @@ Operational guide for deploying and maintaining the fullstack template in stagin
 | Tool | Purpose | Min version |
 |---|---|---|
 | Docker | Local Postgres + Prometheus/Grafana | 24 |
-| Go | Build the backend binary | 1.25 |
+| Go | Build the backend binary | 1.26 |
 | Node.js | Build the web app | 22 |
 | pnpm | Web package manager | any |
 | `gh` CLI | GitHub operations | 2 |
@@ -225,7 +225,7 @@ The backend compiles to a single binary. Choose one deployment model:
 ### Option A — Docker (recommended)
 
 ```dockerfile
-FROM golang:1.25-alpine AS build
+FROM golang:1.26-alpine AS build
 WORKDIR /app
 COPY . .
 RUN go build -o /server ./cmd/api

backend/go.mod

@@ -1,6 +1,6 @@
 module backend
 
-go 1.25.8
+go 1.26.0
 
 require (
 	firebase.google.com/go/v4 v4.20.0
@@ -43,7 +43,7 @@ require (
 	cloud.google.com/go/storage v1.62.1 // indirect
 	dario.cat/mergo v1.0.2 // indirect
 	github.com/Azure/go-ansiterm v0.0.0-20250102033503-faa5f7b0171c // indirect
-	github.com/GoogleCloudPlatform/opentelemetry-operations-go/detectors/gcp v1.32.0 // indirect
+	github.com/GoogleCloudPlatform/opentelemetry-operations-go/detectors/gcp v1.33.0 // indirect
 	github.com/GoogleCloudPlatform/opentelemetry-operations-go/exporter/metric v0.56.0 // indirect
 	github.com/GoogleCloudPlatform/opentelemetry-operations-go/internal/resourcemapping v0.56.0 // indirect
 	github.com/KyleBanks/depth v1.2.1 // indirect
@@ -88,8 +88,8 @@ require (
 	github.com/felixge/httpsnoop v1.0.4 // indirect
 	github.com/gabriel-vasile/mimetype v1.4.13 // indirect
 	github.com/gin-contrib/sse v1.1.1 // indirect
-	github.com/go-jose/go-jose/v4 v4.1.4 // indirect
-	github.com/go-logr/logr v1.4.3 // indirect
+	github.com/go-jose/go-jose/v4 v4.1.6 // indirect
+	github.com/go-logr/logr v1.4.4 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-ole/go-ole v1.2.6 // indirect
 	github.com/go-openapi/jsonpointer v0.19.5 // indirect
@@ -113,7 +113,7 @@ require (
 	github.com/jackc/puddle/v2 v2.2.2 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
-	github.com/klauspost/compress v1.18.5 // indirect
+	github.com/klauspost/compress v1.18.7 // indirect
 	github.com/klauspost/cpuid/v2 v2.3.0 // indirect
 	github.com/kylelemons/godebug v1.1.0 // indirect
 	github.com/leodido/go-urn v1.4.0 // indirect
@@ -123,12 +123,12 @@ require (
 	github.com/mattn/go-isatty v0.0.22 // indirect
 	github.com/mfridman/interpolate v0.0.2 // indirect
 	github.com/moby/docker-image-spec v1.3.1 // indirect
-	github.com/moby/go-archive v0.2.0 // indirect
+	github.com/moby/go-archive v0.3.0 // indirect
 	github.com/moby/moby/api v1.54.2 // indirect
 	github.com/moby/moby/client v0.4.1 // indirect
 	github.com/moby/patternmatcher v0.6.1 // indirect
-	github.com/moby/sys/sequential v0.6.0 // indirect
-	github.com/moby/sys/user v0.4.0 // indirect
+	github.com/moby/sys/sequential v0.7.0 // indirect
+	github.com/moby/sys/user v0.4.1 // indirect
 	github.com/moby/sys/userns v0.1.0 // indirect
 	github.com/moby/term v0.5.2 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
@@ -150,7 +150,7 @@ require (
 	github.com/shirou/gopsutil/v4 v4.26.3 // indirect
 	github.com/sirupsen/logrus v1.9.4 // indirect
 	github.com/spf13/cast v1.10.0 // indirect
-	github.com/spiffe/go-spiffe/v2 v2.6.0 // indirect
+	github.com/spiffe/go-spiffe/v2 v2.7.0 // indirect
 	github.com/stretchr/testify v1.11.1 // indirect
 	github.com/tklauser/go-sysconf v0.3.16 // indirect
 	github.com/tklauser/numcpus v0.11.0 // indirect
@@ -159,31 +159,31 @@ require (
 	github.com/yusufpapurcu/wmi v1.2.4 // indirect
 	go.mongodb.org/mongo-driver/v2 v2.6.0 // indirect
 	go.opentelemetry.io/auto/sdk v1.2.1 // indirect
-	go.opentelemetry.io/contrib/detectors/gcp v1.43.0 // indirect
+	go.opentelemetry.io/contrib/detectors/gcp v1.44.0 // indirect
 	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.68.0 // indirect
 	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.68.0 // indirect
-	go.opentelemetry.io/otel v1.43.0 // indirect
-	go.opentelemetry.io/otel/metric v1.43.0 // indirect
-	go.opentelemetry.io/otel/sdk v1.43.0 // indirect
-	go.opentelemetry.io/otel/sdk/metric v1.43.0 // indirect
-	go.opentelemetry.io/otel/trace v1.43.0 // indirect
+	go.opentelemetry.io/otel v1.45.0 // indirect
+	go.opentelemetry.io/otel/metric v1.45.0 // indirect
+	go.opentelemetry.io/otel/sdk v1.45.0 // indirect
+	go.opentelemetry.io/otel/sdk/metric v1.45.0 // indirect
+	go.opentelemetry.io/otel/trace v1.45.0 // indirect
 	go.uber.org/atomic v1.11.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	go.yaml.in/yaml/v2 v2.4.2 // indirect
 	golang.org/x/arch v0.28.0 // indirect
-	golang.org/x/crypto v0.53.0 // indirect
-	golang.org/x/mod v0.36.0 // indirect
-	golang.org/x/net v0.56.0 // indirect
+	golang.org/x/crypto v0.57.0 // indirect
+	golang.org/x/mod v0.41.0 // indirect
+	golang.org/x/net v0.60.0 // indirect
 	golang.org/x/oauth2 v0.36.0 // indirect
-	golang.org/x/sync v0.21.0 // indirect
-	golang.org/x/sys v0.46.0 // indirect
-	golang.org/x/text v0.38.0 // indirect
-	golang.org/x/tools v0.45.0 // indirect
+	golang.org/x/sync v0.23.0 // indirect
+	golang.org/x/sys v0.48.0 // indirect
+	golang.org/x/text v0.42.0 // indirect
+	golang.org/x/tools v0.49.0 // indirect
 	google.golang.org/appengine/v2 v2.0.6 // indirect
 	google.golang.org/genproto v0.0.0-20260511170946-3700d4141b60 // indirect
-	google.golang.org/genproto/googleapis/api v0.0.0-20260511170946-3700d4141b60 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20260526163538-3dc84a4a5aaa // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20260526163538-3dc84a4a5aaa // indirect
-	google.golang.org/grpc v1.81.1 // indirect
+	google.golang.org/grpc v1.83.1 // indirect
 	google.golang.org/protobuf v1.36.11 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect