feat(diary): stdin append, date headers in read, CI/CD stack

.github/workflows/ci.yaml

@@ -0,0 +1,44 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+          cache: true
+
+      - name: Test
+        run: make test
+
+      - name: Build
+        run: make build
+
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+          cache: true
+
+      - name: Format check
+        run: make fmt && git diff --exit-code -- '*.go'
+
+      - name: Vet
+        run: make vet
+
+      - name: Lint
+        uses: golangci/golangci-lint-action@v9
+        with:
+          version: v2.10
+          args: --timeout 5m

.github/workflows/pr.yaml

@@ -0,0 +1,34 @@
+name: PR
+
+on:
+  pull_request:
+    branches: [main]
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+          cache: true
+
+      - name: Format check
+        run: make fmt && git diff --exit-code -- '*.go'
+
+      - name: Vet
+        run: make vet
+
+      - name: Lint
+        uses: golangci/golangci-lint-action@v9
+        with:
+          version: v2.10
+          args: --timeout 5m
+
+      - name: Test
+        run: make test
+
+      - name: Build
+        run: make build

.github/workflows/release.yaml

@@ -0,0 +1,30 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - "v*"
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+          cache: true
+
+      - name: Test
+        run: make test
+
+      - name: Release
+        uses: goreleaser/goreleaser-action@v6
+        with:
+          args: release --clean
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          HOMEBREW_TAP_TOKEN: ${{ secrets.HOMEBREW_TAP_TOKEN }}

.gitignore

@@ -33,3 +33,4 @@ go.work
 .DS_Store
 Thumbs.db
 .worktrees
+bin/

.golangci.yml

@@ -0,0 +1,9 @@
+version: "2"
+
+linters:
+  default: none
+  enable:
+    - govet
+    - staticcheck
+    - unused
+    - ineffassign

.goreleaser.yaml

@@ -0,0 +1,55 @@
+version: 2
+project_name: diary
+
+before:
+  hooks:
+    - go mod tidy
+
+builds:
+  - env:
+      - CGO_ENABLED=0
+    goos:
+      - linux
+      - darwin
+    goarch:
+      - amd64
+      - arm64
+
+archives:
+  - formats: [tar.gz]
+    name_template: >-
+      {{ .ProjectName }}_
+      {{- title .Os }}_
+      {{- if eq .Arch "amd64" }}x86_64
+      {{- else }}{{ .Arch }}{{ end }}
+
+checksum:
+  name_template: checksums.txt
+
+changelog:
+  sort: asc
+  filters:
+    exclude:
+      - "^docs"
+      - "^test"
+      - "^chore"
+
+brews:
+  - name: diary
+    commit_author:
+      name: tta-lab-bot
+      email: bot@tta-lab.com
+    commit_msg_template: "feat(formula): update {{ .ProjectName }} to {{ .Tag }}"
+    directory: Formula
+    homepage: "https://github.com/tta-lab/diary-cli"
+    description: "Encrypted multi-user diary CLI for humans and agents"
+    license: "MIT"
+    install: |
+      bin.install "diary"
+    test: |
+      system "#{bin}/diary", "version"
+    repository:
+      owner: tta-lab
+      name: homebrew-ttal
+      branch: main
+      token: "{{ .Env.HOMEBREW_TAP_TOKEN }}"

Makefile

@@ -1,15 +1,38 @@
-.PHONY: help gifs append-gif edit-gif clean install-vhs install-ttyd
+.PHONY: help build test fmt vet lint ci gifs append-gif edit-gif clean install-vhs install-ttyd
 
 help:
-	@echo "diary-cli GIF generation"
+	@echo "diary-cli"
 	@echo ""
 	@echo "Usage:"
+	@echo "  make build             Build the diary binary"
+	@echo "  make test              Run tests"
+	@echo "  make fmt               Format code"
+	@echo "  make vet               Run go vet"
+	@echo "  make lint              Run golangci-lint"
+	@echo "  make ci                Run fmt + vet + lint + test + build"
 	@echo "  make gifs              Generate all demo GIFs"
 	@echo "  make append-gif        Generate append workflow GIF"
 	@echo "  make edit-gif          Generate edit workflow GIF"
 	@echo "  make install-vhs       Install VHS (required for GIF generation)"
 	@echo "  make install-ttyd      Install ttyd (required by VHS)"
-	@echo "  make clean             Remove generated GIFs"
+	@echo "  make clean             Remove generated artifacts"
+
+build:
+	go build -o bin/diary ./cmd/diary
+
+test:
+	go test ./...
+
+fmt:
+	gofmt -w .
+
+vet:
+	go vet ./...
+
+lint:
+	golangci-lint run
+
+ci: fmt vet lint test build
 
 # Check if VHS is installed
 check-vhs:

cmd/diary/main.go

@@ -3,6 +3,7 @@ package main
 import (
 	"bytes"
 	"fmt"
+	"io"
 	"os"
 	"os/exec"
 	"path/filepath"
@@ -11,6 +12,8 @@ import (
 	"time"
 
 	tea "github.com/charmbracelet/bubbletea"
+	"golang.org/x/term"
+
 	"github.com/neilguion/diary-cli/internal/crypto"
 	"github.com/neilguion/diary-cli/internal/editor"
 	"github.com/neilguion/diary-cli/internal/git"
@@ -99,7 +102,7 @@ Usage:
 Commands:
   (none)             Read latest entry in interactive viewer (default)
   read [date] [-t]   Show diary entry (plain text by default, -t for interactive viewer)
-  append "text"      Append text to today's entry (auto-creates if needed)
+  append ["text"]    Append text to today's entry (reads from stdin if no text given)
   edit [date]        Open entry in $EDITOR (today if no date, or specific date)
   list               List all available diary entries for user
   search ["term"]    Search across all diary entries (interactive if no term)
@@ -220,17 +223,35 @@ func handleRead(user string, args []string) {
 			os.Exit(1)
 		}
 
-		fmt.Print(string(plaintext))
+		now := time.Now()
+		fmt.Printf("Now:   %s\n", now.Format("2006-01-02 (Mon) 15:04 -07:00"))
+		fmt.Printf("Entry: %s\n\n", date)
+		fmt.Print(strings.TrimLeft(string(plaintext), "\n"))
 	}
 }
 
 func handleAppend(user string, args []string) {
-	if len(args) < 1 {
+	var text string
+	if len(args) >= 1 {
+		text = args[0]
+		// If stdin is also a pipe, warn that it's being ignored
+		if !term.IsTerminal(int(os.Stdin.Fd())) {
+			fmt.Fprintln(os.Stderr, "Warning: ignoring stdin — using positional argument")
+		}
+	} else if !term.IsTerminal(int(os.Stdin.Fd())) {
+		// No positional arg: read from piped stdin
+		data, err := io.ReadAll(os.Stdin)
+		if err != nil {
+			fmt.Fprintf(os.Stderr, "Error: failed to read stdin: %v\n", err)
+			os.Exit(1)
+		}
+		text = strings.TrimRight(string(data), "\n\r")
+	}
+	if text == "" {
 		fmt.Fprintln(os.Stderr, "Error: text required for append command")
 		fmt.Fprintln(os.Stderr, "Usage: diary <user> append \"text\"")
 		os.Exit(1)
 	}
-	text := args[0]
 
 	// Get today's date
 	today := time.Now().Format("2006-01-02")