feat: ftl-schema command (#347)

Bitfile

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+VERSION = %(git describe --tags --always --dirty)%
+DEST = build
+RELEASE = %{DEST}/release
+
+GO_SOURCES = **/*.go
+
+
+SCHEMA_IN = backend/schema/schema.go backend/schema/protobuf.go \
+    cmd/ftl/cmd_schema.go
+SCHEMA_OUT = protos/xyz/block/ftl/v1/schema/schema.proto
+
+PROTO_IN = **/*.proto **/buf.* protos/xyz/block/ftl/v1/schema/schema.proto
+PROTO_OUT = protos/xyz/block/ftl/v1/ftlv1connect/ftl.connect.go \
+    protos/xyz/block/ftl/v1/schema/schema.pb.go \
+    protos/xyz/block/ftl/v1/console/console.pb.go \
+    protos/xyz/block/ftl/v1/schema/runtime.pb.go \
+    protos/xyz/block/ftl/v1/ftl.pb.go \
+    console/client/src/protos/xyz/block/ftl/v1/ftl_connect.ts \
+    console/client/src/protos/xyz/block/ftl/v1/schema/schema_pb.ts \
+    console/client/src/protos/xyz/block/ftl/v1/schema/runtime_pb.ts \
+    console/client/src/protos/xyz/block/ftl/v1/ftl_pb.ts \
+    console/client/src/protos/xyz/block/ftl/v1/console/console_pb.ts
+
+COMMON_LOG_IN = backend/common/log/api.go
+COMMON_LOG_OUT = backend/common/log/log_level_string.go
+
+KT_RUNTIME_IN = kotlin-runtime/ftl-runtime/**/*.{kt,kts} kotlin-runtime/gradle/libs.versions.toml
+KT_RUNTIME_OUT = kotlin-runtime/ftl-runtime/build/libs/ftl-runtime.jar
+
+CLIENT_OUT = console/client/dist/index.html
+CLIENT_IN = console/client/**/*
+
+#virtual release:
+#  inputs: %{RELEASE}/ftl %{RELEASE}/ftl-controller %{RELEASE}/ftl-runner
+
+%{RELEASE}:
+  build: install -m 0700 -d %{OUT}
+
+# Build all binaries
+implicit %{RELEASE}/%{1}: cmd/*
+  inputs: %{RELEASE} %{GO_SOURCES}
+  build: go build -o %{OUT} -tags release -ldflags "-X main.version=%{VERSION}" ./cmd/%{1}
+
+#%{RELEASE}/ftl-controller: %{RELEASE} %{GO_SOURCES} #%{CLIENT_OUT}
+#  build: go build -o %{OUT} -tags release -ldflags "-X main.version=%{VERSION}" ./cmd/ftl-controller
+
+%{SCHEMA_OUT}: %{SCHEMA_IN}
+  build: ftl-schema > %{OUT}
+
+%{PROTO_OUT}: %{PROTO_IN}
+  build:
+    buf format -w
+    buf lint
+    (cd protos && buf generate)
+    (cd backend/common/3rdparty/protos && buf generate)
+  -clean
+
+export GRADLE_OPTS = -Dorg.gradle.console=plain
+
+%{KT_RUNTIME_OUT}: %{KT_RUNTIME_IN} %{PROTO_IN}
+  cd kotlin-runtime/ftl-runtime
+  build: gradle jar
+  +clean: gradle clean
+
+build/template/ftl/jars:
+  build: install -m 0700 -d %{OUT}
+
+build/template/ftl/jars/ftl-runtime.jar: %{KT_RUNTIME_OUT} build/template/ftl/jars
+  build: install -m 0600 %{KT_RUNTIME_OUT} %{OUT}
+
+%{COMMON_LOG_OUT}: %{COMMON_LOG_IN}
+  build: go generate %{IN}
+
+#%{CLIENT_OUT}: %{CLIENT_IN}
+#  cd console/client
+#  build:
+#    npm install
+#    npm run build

bin/.bit-0.0.1.pkg

@@ -0,0 +1 @@
+hermit

bin/bit

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+.bit-0.0.1.pkg

cmd/ftl-schema/main.go

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+package main
+
+import (
+	"fmt"
+
+	"github.com/TBD54566975/ftl/backend/schema"
+)
+
+func main() {
+	fmt.Println(schema.ProtobufSchema())
+}

scripts/ftl-schema

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+ftl