fix: "AS" must be uppercased (#370)

#### Description (required)

The latest buildkit requires all the "AS" to be uppercased.

#### Related issues & labels (optional)

- Suggested label: bug

internal/bun/bun.go

@@ -11,7 +11,7 @@ import (
 // GenerateDockerfile generates the Dockerfile for Bun projects.
 func GenerateDockerfile(meta types.PlanMeta) (string, error) {
 	if meta["framework"] == string(types.BunFrameworkHono) {
-		return `FROM oven/bun:` + meta["bunVersion"] + ` as base
+		return `FROM oven/bun:` + meta["bunVersion"] + ` AS base
 WORKDIR /src
 COPY package.json bun.lockb* ./
 RUN bun install

internal/dotnet/templates/nginx-runtime.Dockerfile

@@ -1,5 +1,5 @@
 {{define "nginx-runtime"}}
-FROM nginx:alpine as runtime
+FROM nginx:alpine AS runtime
 ENV PORT=8080
 WORKDIR /usr/share/nginx/html
 COPY --from=build /app/wwwroot ./static/

internal/gleam/gleam.go

@@ -19,7 +19,7 @@ RUN cd /build \
   && mv build/erlang-shipment /app \
   && rm -r /build
 
-FROM scratch as output
+FROM scratch AS output
 COPY --from=0 /app /
 `, nil
 	}

internal/golang/golang.go

@@ -23,7 +23,7 @@ func GenerateDockerfile(meta types.PlanMeta) (string, error) {
 		buildCommandSegment = `RUN ` + meta["buildCommand"] + "\n"
 	}
 
-	buildStage := `FROM docker.io/library/golang:` + meta["goVersion"] + `-alpine as builder
+	buildStage := `FROM docker.io/library/golang:` + meta["goVersion"] + `-alpine AS builder
 RUN mkdir /src
 WORKDIR /src
 ` + dependencySegment + `
@@ -33,7 +33,7 @@ COPY . /src/
 ` + cgoEnvSegment + buildCommandSegment + `
 RUN go build -o ./bin/server ` + meta["entry"]
 
-	runtimeStage := `FROM alpine as runtime
+	runtimeStage := `FROM alpine AS runtime
 COPY --from=builder /src/bin/server /bin/server
 CMD ["/bin/server"]`
 

internal/nodejs/__snapshots__/template_test.snap

@@ -1,8 +1,8 @@
 
 [TestTemplate_BuildCmd_Bun - 1]
 # Install bun if we need it
-FROM oven/bun:1.2 as bun-runtime
-FROM node:18 as build
+FROM oven/bun:1.2 AS bun-runtime
+FROM node:18 AS build
 
 ENV PORT=8080
 WORKDIR /src
@@ -29,7 +29,7 @@ CMD bun start main.ts
 ---
 
 [TestTemplate_BuildCmd_NOutputDir - 1]
-FROM node:18 as build
+FROM node:18 AS build
 
 ENV PORT=8080
 WORKDIR /src
@@ -46,14 +46,14 @@ COPY . .
 # Build if we can build it
 RUN yarn build
 
-FROM scratch as output
+FROM scratch AS output
 COPY --from=build /src/ /
 
 
 ---
 
 [TestTemplate_BuildCmd_OutputDir - 1]
-FROM node:18 as build
+FROM node:18 AS build
 
 ENV PORT=8080
 WORKDIR /src
@@ -70,16 +70,16 @@ COPY . .
 # Build if we can build it
 RUN yarn build
 
-FROM scratch as output
+FROM scratch AS output
 COPY --from=build /src///app/dist /
 
 
 ---
 
 [TestTemplate_Bun - 1]
 # Install bun if we need it
-FROM oven/bun:1 as bun-runtime
-FROM node:18 as build
+FROM oven/bun:1 AS bun-runtime
+FROM node:18 AS build
 
 ENV PORT=8080
 WORKDIR /src
@@ -106,7 +106,7 @@ CMD bun start main.ts
 ---
 
 [TestTemplate_Monorepo - 1]
-FROM node:18 as build
+FROM node:18 AS build
 
 ENV PORT=8080
 WORKDIR /src
@@ -130,7 +130,7 @@ CMD yarn start
 ---
 
 [TestTemplate_MonorepoServerless - 1]
-FROM node:18 as build
+FROM node:18 AS build
 
 ENV PORT=8080
 WORKDIR /src
@@ -148,14 +148,14 @@ RUN yarn install
 # Build if we can build it
 
 
-FROM scratch as output
+FROM scratch AS output
 COPY --from=build /src/myservice /
 
 
 ---
 
 [TestTemplate_MonorepoServerlessOutDir - 1]
-FROM node:18 as build
+FROM node:18 AS build
 
 ENV PORT=8080
 WORKDIR /src
@@ -173,14 +173,14 @@ RUN yarn install
 # Build if we can build it
 
 
-FROM scratch as output
+FROM scratch AS output
 COPY --from=build /src/myservice//app/dist /
 
 
 ---
 
 [TestTemplate_NBuildCmd_NOutputDir - 1]
-FROM node:18 as build
+FROM node:18 AS build
 
 ENV PORT=8080
 WORKDIR /src
@@ -203,7 +203,7 @@ CMD yarn start
 ---
 
 [TestTemplate_NBuildCmd_OutputDir_NSPA - 1]
-FROM node:18 as build
+FROM node:18 AS build
 
 ENV PORT=8080
 WORKDIR /src
@@ -226,7 +226,7 @@ CMD yarn start
 ---
 
 [TestTemplate_NBuildCmd_OutputDir_SPA - 1]
-FROM node:18 as build
+FROM node:18 AS build
 
 ENV PORT=8080
 WORKDIR /src

internal/nodejs/templates/template.Dockerfile

@@ -1,8 +1,8 @@
 {{- if .Bun -}}
 # Install bun if we need it
-FROM oven/bun:{{.BunVersion}} as bun-runtime
+FROM oven/bun:{{.BunVersion}} AS bun-runtime
 {{ end -}}
-FROM node:{{.NodeVersion}} as build
+FROM node:{{.NodeVersion}} AS build
 
 ENV PORT=8080
 WORKDIR /src
@@ -36,10 +36,10 @@ ENV HOST=0.0.0.0
 # Build if we can build it
 {{ if .BuildCmd }}RUN {{ .BuildCmd }}{{ end }}
 {{ if .Serverless }}
-FROM scratch as output
+FROM scratch AS output
 COPY --from=build /src/{{ .AppDir }} /
 {{ else if ne .OutputDir "" }}
-FROM scratch as output
+FROM scratch AS output
 COPY --from=build /src/{{ .AppDir }}/{{ .OutputDir }} /
 {{ else }}
 EXPOSE 8080

internal/python/python.go

@@ -41,13 +41,13 @@ CMD ` + startCmd, nil
 	}
 
 	if serverless == "true" {
-		return `FROM docker.io/library/python:` + pyVer + `-slim as builder
+		return `FROM docker.io/library/python:` + pyVer + `-slim AS builder
 WORKDIR /app
 ` + installCmd + `
 COPY . .
 ` + buildCmd + `
 
-FROM scratch as output
+FROM scratch AS output
 COPY --from=builder /usr/local/lib/python` + pyVer + `/site-packages /.site-packages
 COPY --from=builder /app /
 `, nil

internal/static/static.go

@@ -12,37 +12,37 @@ func GenerateDockerfile(meta types.PlanMeta) (string, error) {
 
 	switch meta["framework"] {
 	case "hugo":
-		dockerfile = `FROM hugomods/hugo:exts as builder
+		dockerfile = `FROM hugomods/hugo:exts AS builder
 WORKDIR /src
 COPY . .
 RUN hugo --minify
 
-FROM scratch as output
+FROM scratch AS output
 COPY --from=builder /src/public /
 `
 	case "zola":
-		dockerfile = `FROM ghcr.io/getzola/zola:v` + meta["version"] + ` as builder
+		dockerfile = `FROM ghcr.io/getzola/zola:v` + meta["version"] + ` AS builder
 WORKDIR /app
 COPY . .
 RUN ["zola", "build"]
 
-FROM scratch as output
+FROM scratch AS output
 COPY --from=builder /app/public /
 `
 
 	case "mkdocs":
-		dockerfile = `FROM squidfunk/mkdocs-material as builder
+		dockerfile = `FROM squidfunk/mkdocs-material AS builder
 WORKDIR /docs
 COPY . .
 RUN if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
 RUN mkdocs build
 
-FROM scratch as output
+FROM scratch AS output
 COPY --from=builder /docs/site /
 `
 
 	default:
-		dockerfile = `FROM scratch as output
+		dockerfile = `FROM scratch AS output
 COPY . /
 `
 	}

internal/swift/swift.go

@@ -19,9 +19,8 @@ func NewPacker() packer.Packer {
 
 // GenerateDockerfile generates a Dockerfile for Swift project
 func GenerateDockerfile(_ types.PlanMeta) (string, error) {
-
 	// TODO: following dockerfile is copied from Vapor's template, need to be modified to support other Swift use cases
-	return `FROM swift:5.9-jammy as build
+	return `FROM swift:5.9-jammy AS build
 
 RUN export DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true \
   && apt-get -q update \