initial commit by simponic-infra

40 files changed, 1091 insertions, 0 deletions

diff --git a/.DS_Store b/.DS_Store
new file mode 100644
index 0000000..c2ba3f0
--- /dev/null
+++ b/.DS_Store
diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..fc5713c
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,5 @@
+.env
+phoneassistant
+Dockerfile
+*.db
+.drone.yml
diff --git a/.drone.yml b/.drone.yml
new file mode 100644
index 0000000..cc25270
--- /dev/null
+++ b/.drone.yml
@@ -0,0 +1,49 @@
+---
+kind: pipeline
+type: docker
+name: build
+
+steps:
+  - name: run tests
+    image: golang
+    commands:
+      - go get
+      - go test -p 1 -v ./...
+
+trigger:
+  event:
+    - pull_request
+
+
+---
+kind: pipeline
+type: docker
+name: cicd
+
+steps:
+  - name: ci
+    image: plugins/docker
+    settings:
+      username:
+        from_secret: gitea_packpub_username
+      password:
+        from_secret: gitea_packpub_password
+      registry: git.simponic.xyz
+      repo: git.simponic.xyz/simponic/phoneassistant
+  - name: ssh
+    image: appleboy/drone-ssh
+    settings:
+      host: johan.simponic.xyz
+      username: root
+      key:
+        from_secret: cd_ssh_key 
+      port: 22
+      command_timeout: 2m
+      script:
+        - systemctl restart docker-compose@phoneassistant
+
+trigger:
+  branch:
+    - main
+  event:
+    - push
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..1d1e583
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+*.env
+phoneassistant
+*.db
diff --git a/.tool-versions b/.tool-versions
new file mode 100644
index 0000000..db5d8ee
--- /dev/null
+++ b/.tool-versions
@@ -0,0 +1 @@
+golang 1.23.4
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..f82bdb6
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,13 @@
+FROM golang:1.23
+WORKDIR /app
+
+COPY go.mod go.sum ./
+RUN go mod download
+
+COPY . .
+
+RUN go build -o /app/phoneassistant
+
+EXPOSE 8080
+
+CMD ["/app/phoneassistant", "--server", "--migrate", "--port", "8080", "--template-path", "/app/templates", "--database-path", "/app/db/phoneassistant.db", "--static-path", "/app/static", "--scheduler", "--ntfy-topics", "whois", "--ntfy-endpoint", "https://ntfy.simponic.hatecomputers.club"]
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..cab75b1
--- /dev/null
+++ b/README.md
@@ -0,0 +1,3 @@
+## phoneassistant
+
+this is a simponic service for phoneassistant
diff --git a/api/api.go b/api/api.go
new file mode 100644
index 0000000..17d317c
--- /dev/null
+++ b/api/api.go
@@ -0,0 +1,91 @@
+package api
+
+import (
+	"database/sql"
+	"fmt"
+	"log"
+	"net/http"
+	"time"
+
+	"git.simponic.xyz/simponic/phoneassistant/api/template"
+	"git.simponic.xyz/simponic/phoneassistant/api/types"
+	"git.simponic.xyz/simponic/phoneassistant/args"
+	"git.simponic.xyz/simponic/phoneassistant/utils"
+)
+
+func LogRequestContinuation(context *types.RequestContext, req *http.Request, resp http.ResponseWriter) types.ContinuationChain {
+	return func(success types.Continuation, _failure types.Continuation) types.ContinuationChain {
+		context.Start = time.Now()
+		context.Id = utils.RandomId()
+
+		log.Println(req.Method, req.URL.Path, req.RemoteAddr, context.Id)
+		return success(context, req, resp)
+	}
+}
+
+func LogExecutionTimeContinuation(context *types.RequestContext, req *http.Request, resp http.ResponseWriter) types.ContinuationChain {
+	return func(success types.Continuation, _failure types.Continuation) types.ContinuationChain {
+		end := time.Now()
+		log.Println(context.Id, "took", end.Sub(context.Start))
+
+		return success(context, req, resp)
+	}
+}
+
+func HealthCheckContinuation(context *types.RequestContext, req *http.Request, resp http.ResponseWriter) types.ContinuationChain {
+	return func(success types.Continuation, _failure types.Continuation) types.ContinuationChain {
+		resp.WriteHeader(200)
+		resp.Write([]byte("healthy"))
+		return success(context, req, resp)
+	}
+}
+
+func FailurePassingContinuation(context *types.RequestContext, req *http.Request, resp http.ResponseWriter) types.ContinuationChain {
+	return func(_success types.Continuation, failure types.Continuation) types.ContinuationChain {
+		return failure(context, req, resp)
+	}
+}
+
+func IdContinuation(context *types.RequestContext, req *http.Request, resp http.ResponseWriter) types.ContinuationChain {
+	return func(success types.Continuation, _failure types.Continuation) types.ContinuationChain {
+		return success(context, req, resp)
+	}
+}
+
+func CacheControlMiddleware(next http.Handler, maxAge int) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		header := fmt.Sprintf("public, max-age=%d", maxAge)
+		w.Header().Set("Cache-Control", header)
+		next.ServeHTTP(w, r)
+	})
+}
+
+func MakeMux(argv *args.Arguments, dbConn *sql.DB) *http.ServeMux {
+	mux := http.NewServeMux()
+
+	staticFileServer := http.FileServer(http.Dir(argv.StaticPath))
+	mux.Handle("GET /static/", http.StripPrefix("/static/", CacheControlMiddleware(staticFileServer, 3600)))
+
+	makeRequestContext := func() *types.RequestContext {
+		return &types.RequestContext{
+			DBConn:       dbConn,
+			Args:         argv,
+			TemplateData: &map[string]interface{}{},
+		}
+	}
+
+	mux.HandleFunc("GET /health", func(w http.ResponseWriter, r *http.Request) {
+		requestContext := makeRequestContext()
+		LogRequestContinuation(requestContext, r, w)(HealthCheckContinuation, FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
+	})
+
+	mux.HandleFunc("GET /", func(w http.ResponseWriter, r *http.Request) {
+		requestContext := makeRequestContext()
+
+		(*requestContext.TemplateData)["Service"] = "phoneassistant"
+		templateFile := "hello.html"
+		LogRequestContinuation(requestContext, r, w)(template.TemplateContinuation(templateFile, true), FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
+	})
+
+	return mux
+}
diff --git a/api/api_test.go b/api/api_test.go
new file mode 100644
index 0000000..945a488
--- /dev/null
+++ b/api/api_test.go
@@ -0,0 +1,89 @@
+package api_test
+
+import (
+	"database/sql"
+	"io"
+	"net/http/httptest"
+	"os"
+	"strings"
+	"testing"
+
+	"git.simponic.xyz/simponic/phoneassistant/api"
+	"git.simponic.xyz/simponic/phoneassistant/args"
+	"git.simponic.xyz/simponic/phoneassistant/database"
+	"git.simponic.xyz/simponic/phoneassistant/utils"
+)
+
+func setup(t *testing.T) (*sql.DB, *httptest.Server) {
+	randomDb := utils.RandomId()
+
+	testDb := database.MakeConn(&randomDb)
+	database.Migrate(testDb)
+
+	arguments := &args.Arguments{
+		TemplatePath: "../templates",
+		StaticPath:   "../static",
+	}
+
+	mux := api.MakeMux(arguments, testDb)
+	testServer := httptest.NewServer(mux)
+
+	t.Cleanup(func() {
+		testServer.Close()
+		testDb.Close()
+		os.Remove(randomDb)
+	})
+	return testDb, testServer
+}
+
+func assertResponseCode(t *testing.T, resp *httptest.ResponseRecorder, statusCode int) {
+	if resp.Code != statusCode {
+		t.Errorf("code is unexpected: %d, expected %d", resp.Code, statusCode)
+	}
+}
+
+func assertResponseBody(t *testing.T, resp *httptest.ResponseRecorder, body string) {
+	buf := new(strings.Builder)
+	_, err := io.Copy(buf, resp.Body)
+	if err != nil {
+		panic("could not read response body")
+	}
+	bodyStr := buf.String()
+	if bodyStr != body {
+		t.Errorf("body is unexpected: %s, expected %s", bodyStr, body)
+	}
+}
+
+func TestHealthcheck(t *testing.T) {
+	_, testServer := setup(t)
+
+	req := httptest.NewRequest("GET", "/health", nil)
+	resp := httptest.NewRecorder()
+	testServer.Config.Handler.ServeHTTP(resp, req)
+
+	assertResponseCode(t, resp, 200)
+	assertResponseBody(t, resp, "healthy")
+}
+
+func TestHello(t *testing.T) {
+	_, testServer := setup(t)
+
+	req := httptest.NewRequest("GET", "/", nil)
+	resp := httptest.NewRecorder()
+	testServer.Config.Handler.ServeHTTP(resp, req)
+
+	assertResponseCode(t, resp, 200)
+}
+
+func TestCachingStaticFiles(t *testing.T) {
+	_, testServer := setup(t)
+
+	req := httptest.NewRequest("GET", "/static/css/styles.css", nil)
+	resp := httptest.NewRecorder()
+	testServer.Config.Handler.ServeHTTP(resp, req)
+
+	assertResponseCode(t, resp, 200)
+	if resp.Header().Get("Cache-Control") != "public, max-age=3600" {
+		t.Errorf("client cache will live indefinitely for static files, which is probably not great! %s", resp.Header().Get("Cache-Control"))
+	}
+}
diff --git a/api/template/template.go b/api/template/template.go
new file mode 100644
index 0000000..bbf667d
--- /dev/null
+++ b/api/template/template.go
@@ -0,0 +1,73 @@
+package template
+
+import (
+	"bytes"
+	"errors"
+	"html/template"
+	"log"
+	"net/http"
+	"os"
+
+	"git.simponic.xyz/simponic/phoneassistant/api/types"
+)
+
+func renderTemplate(context *types.RequestContext, templateName string, showBaseHtml bool) (bytes.Buffer, error) {
+	templatePath := context.Args.TemplatePath
+	basePath := templatePath + "/base_empty.html"
+	if showBaseHtml {
+		basePath = templatePath + "/base.html"
+	}
+
+	templateLocation := templatePath + "/" + templateName
+	tmpl, err := template.New("").ParseFiles(templateLocation, basePath)
+	if err != nil {
+		return bytes.Buffer{}, err
+	}
+
+	dataPtr := context.TemplateData
+	if dataPtr == nil {
+		dataPtr = &map[string]interface{}{}
+	}
+
+	data := *dataPtr
+
+	var buffer bytes.Buffer
+	err = tmpl.ExecuteTemplate(&buffer, "base", data)
+
+	if err != nil {
+		return bytes.Buffer{}, err
+	}
+	return buffer, nil
+}
+
+func TemplateContinuation(path string, showBase bool) types.Continuation {
+	return func(context *types.RequestContext, req *http.Request, resp http.ResponseWriter) types.ContinuationChain {
+		return func(success types.Continuation, failure types.Continuation) types.ContinuationChain {
+			html, err := renderTemplate(context, path, showBase)
+			if errors.Is(err, os.ErrNotExist) {
+				resp.WriteHeader(404)
+				html, err = renderTemplate(context, "404.html", true)
+				if err != nil {
+					log.Println("error rendering 404 template", err)
+					resp.WriteHeader(500)
+					return failure(context, req, resp)
+				}
+
+				resp.Header().Set("Content-Type", "text/html")
+				resp.Write(html.Bytes())
+				return failure(context, req, resp)
+			}
+
+			if err != nil {
+				log.Println("error rendering template", err)
+				resp.WriteHeader(500)
+				resp.Write([]byte("error rendering template"))
+				return failure(context, req, resp)
+			}
+
+			resp.Header().Set("Content-Type", "text/html")
+			resp.Write(html.Bytes())
+			return success(context, req, resp)
+		}
+	}
+}
diff --git a/api/types/types.go b/api/types/types.go
new file mode 100644
index 0000000..da581c9
--- /dev/null
+++ b/api/types/types.go
@@ -0,0 +1,26 @@
+package types
+
+import (
+	"database/sql"
+	"net/http"
+	"time"
+
+	"git.simponic.xyz/simponic/phoneassistant/args"
+)
+
+type RequestContext struct {
+	DBConn *sql.DB
+	Args   *args.Arguments
+
+	Id    string
+	Start time.Time
+
+	TemplateData *map[string]interface{}
+}
+
+type BannerMessages struct {
+	Messages []string
+}
+
+type Continuation func(*RequestContext, *http.Request, http.ResponseWriter) ContinuationChain
+type ContinuationChain func(Continuation, Continuation) ContinuationChain
diff --git a/args/args.go b/args/args.go
new file mode 100644
index 0000000..a0b930f
--- /dev/null
+++ b/args/args.go
@@ -0,0 +1,94 @@
+package args
+
+import (
+	"flag"
+	"fmt"
+	"os"
+	"strings"
+	"sync"
+)
+
+type Arguments struct {
+	DatabasePath string
+	TemplatePath string
+	StaticPath   string
+
+	Migrate   bool
+	Scheduler bool
+
+	NtfyEndpoint string
+	NtfyTopics   []string
+	NtfyListener bool
+
+	Port   int
+	Server bool
+}
+
+func isDirectory(path string) (bool, error) {
+	fileInfo, err := os.Stat(path)
+	if err != nil {
+		return false, err
+	}
+
+	return fileInfo.IsDir(), err
+}
+
+func validateArgs(args *Arguments) error {
+	templateIsDir, err := isDirectory(args.TemplatePath)
+	if err != nil || !templateIsDir {
+		return fmt.Errorf("template path is not an accessible directory %s", err)
+	}
+	staticPathIsDir, err := isDirectory(args.StaticPath)
+	if err != nil || !staticPathIsDir {
+		return fmt.Errorf("static path is not an accessible directory %s", err)
+	}
+	return nil
+}
+
+var lock = &sync.Mutex{}
+var args *Arguments
+
+func GetArgs() (*Arguments, error) {
+	lock.Lock()
+	defer lock.Unlock()
+
+	if args != nil {
+		return args, nil
+	}
+
+	databasePath := flag.String("database-path", "./phoneassistant.db", "Path to the SQLite database")
+
+	templatePath := flag.String("template-path", "./templates", "Path to the template directory")
+	staticPath := flag.String("static-path", "./static", "Path to the static directory")
+
+	ntfyEndpoint := flag.String("ntfy-endpoint", "https://ntfy.simponic.hatecomputers.club", "NTFY Endpoint")
+	ntfyTopics := flag.String("ntfy-topics", "testtopic", "Comma-separated NTFY Topics")
+	ntfyListener := flag.Bool("ntfy-listener", false, "Listen to NTFY Topic and propagate messages")
+
+	scheduler := flag.Bool("scheduler", false, "Run scheduled jobs via cron")
+	migrate := flag.Bool("migrate", false, "Run the migrations")
+
+	port := flag.Int("port", 8080, "Port to listen on")
+	server := flag.Bool("server", false, "Run the server")
+
+	flag.Parse()
+
+	args = &Arguments{
+		DatabasePath: *databasePath,
+		TemplatePath: *templatePath,
+		StaticPath:   *staticPath,
+		Port:         *port,
+		Server:       *server,
+		Migrate:      *migrate,
+		Scheduler:    *scheduler,
+		NtfyEndpoint: *ntfyEndpoint,
+		NtfyTopics:   strings.Split(*ntfyTopics, ","),
+		NtfyListener: *ntfyListener,
+	}
+	err := validateArgs(args)
+	if err != nil {
+		return nil, err
+	}
+
+	return args, nil
+}
diff --git a/database/conn.go b/database/conn.go
new file mode 100644
index 0000000..be27586
--- /dev/null
+++ b/database/conn.go
@@ -0,0 +1,17 @@
+package database
+
+import (
+	"database/sql"
+	_ "github.com/mattn/go-sqlite3"
+	"log"
+)
+
+func MakeConn(databasePath *string) *sql.DB {
+	log.Println("opening database at", *databasePath, "with foreign keys enabled")
+	dbConn, err := sql.Open("sqlite3", *databasePath+"?_foreign_keys=on")
+	if err != nil {
+		panic(err)
+	}
+
+	return dbConn
+}
diff --git a/database/migrate.go b/database/migrate.go
new file mode 100644
index 0000000..64457bc
--- /dev/null
+++ b/database/migrate.go
@@ -0,0 +1,39 @@
+package database
+
+import (
+	"log"
+
+	"database/sql"
+
+	_ "github.com/mattn/go-sqlite3"
+)
+
+type Migrator func(*sql.DB) (*sql.DB, error)
+
+func DoNothing(dbConn *sql.DB) (*sql.DB, error) {
+	log.Println("doing nothing")
+
+	_, err := dbConn.Exec(`SELECT 0;`)
+	if err != nil {
+		return dbConn, err
+	}
+
+	return dbConn, nil
+}
+
+func Migrate(dbConn *sql.DB) (*sql.DB, error) {
+	log.Println("migrating database")
+
+	migrations := []Migrator{
+		DoNothing,
+	}
+
+	for _, migration := range migrations {
+		dbConn, err := migration(dbConn)
+		if err != nil {
+			return dbConn, err
+		}
+	}
+
+	return dbConn, nil
+}
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 0000000..38b6101
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,16 @@
+version: "3"
+
+services:
+  api:
+    restart: always
+    image: git.simponic.xyz/simponic/phoneassistant
+    healthcheck:
+      test: ["CMD", "wget", "--spider", "http://localhost:8080/api/health"]
+      interval: 5s
+      timeout: 10s
+      retries: 5
+    env_file: .env
+    volumes:
+      - ./db:/app/db
+    ports:
+      - "127.0.0.1:9082:8080"
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..e7802f1
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,16 @@
+module git.simponic.xyz/simponic/phoneassistant
+
+go 1.23.4
+
+require (
+	github.com/go-co-op/gocron/v2 v2.14.0
+	github.com/joho/godotenv v1.5.1
+	github.com/mattn/go-sqlite3 v1.14.24
+)
+
+require (
+	github.com/google/uuid v1.6.0 // indirect
+	github.com/jonboulle/clockwork v0.4.0 // indirect
+	github.com/robfig/cron/v3 v3.0.1 // indirect
+	golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8 // indirect
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..129e134
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,24 @@
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/go-co-op/gocron/v2 v2.14.0 h1:bWPJeIdd4ioqiEpLLD1BVSTrtae7WABhX/WaVJbKVqg=
+github.com/go-co-op/gocron/v2 v2.14.0/go.mod h1:ZF70ZwEqz0OO4RBXE1sNxnANy/zvwLcattWEFsqpKig=
+github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
+github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
+github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
+github.com/jonboulle/clockwork v0.4.0 h1:p4Cf1aMWXnXAUh8lVfewRBx1zaTSYKrKMF2g3ST4RZ4=
+github.com/jonboulle/clockwork v0.4.0/go.mod h1:xgRqUGwRcjKCO1vbZUEtSLrqKoPSsUpK7fnezOII0kc=
+github.com/mattn/go-sqlite3 v1.14.24 h1:tpSp2G2KyMnnQu99ngJ47EIkWVmliIizyZBfPrBWDRM=
+github.com/mattn/go-sqlite3 v1.14.24/go.mod h1:Uh1q+B4BYcTPb+yiD3kU8Ct7aC0hY9fxUwlHK0RXw+Y=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/robfig/cron/v3 v3.0.1 h1:WdRxkvbJztn8LMz/QEvLN5sBU+xKpSqwwUO1Pjr4qDs=
+github.com/robfig/cron/v3 v3.0.1/go.mod h1:eQICP3HwyT7UooqI/z+Ov+PtYAWygg1TEWWzGIFLtro=
+github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
+github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
+go.uber.org/goleak v1.3.0/go.mod h1:CoHD4mav9JJNrW/WLlf7HGZPjdw8EucARQHekz1X6bE=
+golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8 h1:yixxcjnhBmY0nkL253HFVIm0JsFHwrHdT3Yh6szTnfY=
+golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8/go.mod h1:jj3sYF3dwk5D+ghuXyeI3r5MFf+NT2An6/9dOA95KSI=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
diff --git a/main.go b/main.go
new file mode 100644
index 0000000..b721f90
--- /dev/null
+++ b/main.go
@@ -0,0 +1,76 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"net/http"
+
+	"git.simponic.xyz/simponic/phoneassistant/api"
+	"git.simponic.xyz/simponic/phoneassistant/args"
+	"git.simponic.xyz/simponic/phoneassistant/database"
+	"git.simponic.xyz/simponic/phoneassistant/ntfy"
+	"git.simponic.xyz/simponic/phoneassistant/scheduler"
+	"github.com/joho/godotenv"
+)
+
+func main() {
+	log.SetFlags(log.LstdFlags | log.Lshortfile)
+
+	err := godotenv.Load()
+	if err != nil {
+		log.Println("could not load .env file:", err)
+	}
+
+	argv, err := args.GetArgs()
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	dbConn := database.MakeConn(&argv.DatabasePath)
+	defer dbConn.Close()
+
+	if argv.Migrate {
+		_, err = database.Migrate(dbConn)
+		if err != nil {
+			log.Fatal(err)
+		}
+		log.Println("database migrated successfully")
+	}
+
+	if argv.NtfyListener {
+		ntfy := ntfy.MakeNtfyWatcher(argv.NtfyEndpoint, argv.NtfyTopics)
+		notifications := ntfy.Watch()
+
+		go func() {
+			for notification := range notifications {
+				message := notification.Message
+				log.Println("got message", message)
+			}
+		}()
+	}
+
+	if argv.Scheduler {
+		go func() {
+			scheduler.StartScheduler(dbConn, argv)
+		}()
+	}
+
+	if argv.Server {
+		mux := api.MakeMux(argv, dbConn)
+		log.Println("🚀🚀 phoneassistant API listening on port", argv.Port)
+		go func() {
+			server := &http.Server{
+				Addr:    ":" + fmt.Sprint(argv.Port),
+				Handler: mux,
+			}
+			err = server.ListenAndServe()
+			if err != nil {
+				log.Fatal(err)
+			}
+		}()
+	}
+
+	if argv.Server || argv.Scheduler || argv.NtfyListener {
+		select {} // block forever
+	}
+}
diff --git a/ntfy/publisher.go b/ntfy/publisher.go
new file mode 100644
index 0000000..68f8e49
--- /dev/null
+++ b/ntfy/publisher.go
@@ -0,0 +1,16 @@
+package ntfy
+
+import (
+	"net/http"
+	"strings"
+)
+
+func SendMessage(message string, endpoint string, topics []string) error {
+	for _, topic := range topics {
+		_, err := http.Post(endpoint+"/"+topic, "text/plain", strings.NewReader(message))
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
diff --git a/ntfy/watcher.go b/ntfy/watcher.go
new file mode 100644
index 0000000..2b3b5eb
--- /dev/null
+++ b/ntfy/watcher.go
@@ -0,0 +1,96 @@
+package ntfy
+
+import (
+	"bufio"
+	"encoding/json"
+	"log"
+	"net/http"
+	"net/url"
+	"path"
+	"time"
+)
+
+type Message struct {
+	Id      string `json:"id"`
+	Time    int    `json:"time"`
+	Message string `json:"message"`
+	Event   string `json:"event"`
+}
+
+type NtfyWatcher struct {
+	Endpoint string
+	Topics   []string
+}
+
+func (w *NtfyWatcher) Watch() chan Message {
+	notifications := make(chan Message)
+
+	for _, topic := range w.Topics {
+		log.Println("subscribing to topic:", topic)
+
+		go func() {
+			retryCount := 5
+			retryTime := 5 * time.Second
+			retries := retryCount
+
+			sleepAndDecrementRetry := func() {
+				log.Println("waiting 5 seconds before reconnecting. retries left:", retries, "topic:", topic, "endpoint:", w.Endpoint)
+				time.Sleep(retryTime)
+				retries--
+			}
+
+			for true {
+				if retries == 0 {
+					log.Fatal("too many retries, exiting")
+				}
+
+				endpoint, _ := url.JoinPath(w.Endpoint, path.Join(topic, "json"))
+				resp, err := http.Get(endpoint)
+				if err != nil {
+					log.Println("error connecting to endpoint:", err)
+					sleepAndDecrementRetry()
+					continue
+				}
+
+				defer resp.Body.Close()
+				scanner := bufio.NewScanner(resp.Body)
+				for scanner.Scan() {
+					bytes := scanner.Bytes()
+					var msg Message
+					err := json.Unmarshal(bytes, &msg)
+					if err != nil {
+						log.Println("could not unmarshal message:", err)
+						continue
+					}
+
+					if msg.Event == "keepalive" {
+						log.Println("received keepalive message")
+						continue
+					}
+					if msg.Event != "message" {
+						log.Println("received unknown event:", msg.Event)
+						continue
+					}
+
+					log.Println("received notification:", msg)
+					notifications <- msg
+					retries = retryCount // reset retries
+				}
+
+				if err := scanner.Err(); err != nil {
+					log.Println("error reading response body:", err)
+					sleepAndDecrementRetry()
+				}
+			}
+		}()
+	}
+
+	return notifications
+}
+
+func MakeNtfyWatcher(endpoint string, topics []string) *NtfyWatcher {
+	return &NtfyWatcher{
+		Endpoint: endpoint,
+		Topics:   topics,
+	}
+}
diff --git a/scheduler/scheduler.go b/scheduler/scheduler.go
new file mode 100644
index 0000000..106b28b
--- /dev/null
+++ b/scheduler/scheduler.go
@@ -0,0 +1,34 @@
+package scheduler
+
+import (
+	"database/sql"
+	"log"
+	"time"
+
+	"git.simponic.xyz/simponic/phoneassistant/args"
+	"github.com/go-co-op/gocron/v2"
+)
+
+func StartScheduler(_dbConn *sql.DB, argv *args.Arguments) {
+	scheduler, err := gocron.NewScheduler()
+	if err != nil {
+		panic("could not create scheduler")
+	}
+
+	_, err = scheduler.NewJob(
+		gocron.DurationJob(
+			24*time.Hour,
+		),
+		gocron.NewTask(
+			func(msg string) {
+				log.Println(msg)
+			},
+			"it's a beautiful new day!",
+		),
+	)
+	if err != nil {
+		panic("could not create job")
+	}
+
+	scheduler.Start()
+}
diff --git a/static/.DS_Store b/static/.DS_Store
new file mode 100644
index 0000000..e36d3e1
--- /dev/null
+++ b/static/.DS_Store
diff --git a/static/css/colors.css b/static/css/colors.css
new file mode 100644
index 0000000..e40f80c
--- /dev/null
+++ b/static/css/colors.css
@@ -0,0 +1,55 @@
+/* Colors inspired by "day/night-fox" schemes */
+:root {
+  /* Light mode colors */
+  --background-color-light: #f6f2ee; /* base00 */
+  --background-color-light-2: #dbd1dd; /* base01 */
+  --text-color-light: #3d2b5a; /* base05 */
+  --confirm-color-light: #396847; /* base0B */
+  --link-color-light: #6e33ce; /* base0E */
+  --container-bg-light: #f4ece6; /* base07 */
+  --border-color-light: #2848a9; /* base0D */
+  --error-color-light: #a5222f; /* base08 */
+
+  /* Dark mode colors */
+  --background-color-dark: #192330; /* base00 */
+  --background-color-dark-2: #212e3f; /* base01 */
+  --text-color-dark: #cdcecf; /* base05 */
+  --confirm-color-dark: #81b29a; /* base0B */
+  --link-color-dark: #9d79d6; /* base0E */
+  --container-bg-dark: #29394f; /* base02 */
+  --border-color-dark: #719cd6; /* base0D */
+  --error-color-dark: #c94f6d; /* base08 */
+}
+
+
+[data-theme="DARK"] {
+  --background-color: var(--background-color-dark);
+  --background-color-2: var(--background-color-dark-2);
+  --text-color: var(--text-color-dark);
+  --link-color: var(--link-color-dark);
+  --container-bg: var(--container-bg-dark);
+  --border-color: var(--border-color-dark);
+  --error-color: var(--error-color-dark);
+  --confirm-color: var(--confirm-color-dark);
+}
+
+[data-theme="LIGHT"] {
+  --background-color: var(--background-color-light);
+  --background-color-2: var(--background-color-light-2);
+  --text-color: var(--text-color-light);
+  --link-color: var(--link-color-light);
+  --container-bg: var(--container-bg-light);
+  --border-color: var(--border-color-light);
+  --error-color: var(--error-color-light);
+  --confirm-color: var(--confirm-color-light);
+}
+
+.error {
+  background-color: var(--error-color);
+  padding: 1rem;
+}
+
+.success {
+  background-color: var(--confirm-color);
+  padding: 1rem;
+}
diff --git a/static/css/form.css b/static/css/form.css
new file mode 100644
index 0000000..7ccd8db
--- /dev/null
+++ b/static/css/form.css
@@ -0,0 +1,42 @@
+.form {
+  max-width: 600px;
+  padding: 1em;
+  background: var(--background-color-2);
+  border: 1px solid #ccc;
+}
+
+label {
+  display: block;
+  margin: 0 0 1em;
+  font-weight: bold;
+}
+
+input {
+  display: block;
+  width: 100%;
+  padding: 0.5em;
+  margin: 0 0 1em;
+  border: 1px solid var(--border-color);
+  background: var(--container-bg);
+}
+
+button,
+input[type="submit"] {
+  padding: 0.5em 1em;
+  background: var(--link-color);
+  color: var(--text-color);
+  border: 0;
+  cursor: pointer;
+}
+
+textarea {
+  display: block;
+  width: 100%;
+  padding: 0.5em;
+  margin: 0 0 1em;
+  border: 1px solid var(--border-color);
+  background: var(--container-bg);
+
+  resize: vertical;
+  min-height: 100px;
+}
diff --git a/static/css/styles.css b/static/css/styles.css
new file mode 100644
index 0000000..2ec823a
--- /dev/null
+++ b/static/css/styles.css
@@ -0,0 +1,60 @@
+@import "/static/css/colors.css";
+@import "/static/css/form.css";
+@import "/static/css/table.css";
+@import "/static/css/chat.css";
+
+@font-face {
+    font-family: 'GeistMono';
+    src: url('/static/fonts/GeistMono-Medium.ttf') format('truetype');
+}  
+
+* {
+  box-sizing: border-box;
+  font-family: GeistMono;
+}
+
+html {
+  margin: 0;
+  padding: 0;
+  color: var(--text-color);
+}
+
+body {
+  background-color: var(--background-color);
+  min-height: 100vh;
+}
+
+hr {
+  border: 0;
+  border-top: 1px solid var(--text-color);
+
+  margin: 20px 0;
+}
+
+.container {
+  max-width: 1600px;
+  margin: auto;
+  background-color: var(--container-bg);
+  padding: 1rem;
+}
+
+
+a {
+  color: var(--link-color);
+  text-decoration: none;
+  font-weight: bold;
+}
+a:hover {
+  text-decoration: underline;
+}
+
+.info {
+  margin-bottom: 1rem;
+  max-width: 600px;
+
+  transition: opacity 0.3s;
+}
+
+.info:hover {
+  opacity: 0.8;
+}
diff --git a/static/css/table.css b/static/css/table.css
new file mode 100644
index 0000000..16da86d
--- /dev/null
+++ b/static/css/table.css
@@ -0,0 +1,28 @@
+@import "/static/css/colors.css";
+
+table {
+  width: auto;
+  border-collapse: collapse;
+  border: 1px solid var(--border-color);
+}
+
+th,
+td {
+  padding: 12px 20px;
+  text-align: center;
+  border-bottom: 1px solid var(--border-color);
+}
+
+th,
+thead {
+  background-color: var(--background-color-2);
+}
+
+tbody tr:nth-child(odd) {
+  background-color: var(--background-color);
+  color: var(--text-color);
+}
+
+tbody tr {
+  transition: background-color 0.3s ease;
+}
diff --git a/static/fonts/.DS_Store b/static/fonts/.DS_Store
new file mode 100644
index 0000000..aa99597
--- /dev/null
+++ b/static/fonts/.DS_Store
diff --git a/static/fonts/GeistMono-Medium.ttf b/static/fonts/GeistMono-Medium.ttf
new file mode 100644
index 0000000..4284eb4
--- /dev/null
+++ b/static/fonts/GeistMono-Medium.ttf
diff --git a/static/img/favicon.ico b/static/img/favicon.ico
new file mode 100644
index 0000000..58c53c3
--- /dev/null
+++ b/static/img/favicon.ico
diff --git a/static/js/components/formatDate.js b/static/js/components/formatDate.js
new file mode 100644
index 0000000..a12f04f
--- /dev/null
+++ b/static/js/components/formatDate.js
@@ -0,0 +1,7 @@
+const timeElements = document.querySelectorAll(".time");
+timeElements.forEach((timeElement) => {
+  const dateStr = timeElement.textContent.split(" ").slice(0, 3).join(" ");
+  const date = new Date(dateStr);
+
+  timeElement.textContent = date.toLocaleString();
+});
diff --git a/static/js/components/infoBanners.js b/static/js/components/infoBanners.js
new file mode 100644
index 0000000..6a19864
--- /dev/null
+++ b/static/js/components/infoBanners.js
@@ -0,0 +1,6 @@
+const infoBanners = document.querySelectorAll(".info");
+Array.from(infoBanners).forEach((infoBanner) => {
+  infoBanner.addEventListener("click", () => {
+    infoBanner.remove();
+  });
+});
diff --git a/static/js/components/themeSwitcher.js b/static/js/components/themeSwitcher.js
new file mode 100644
index 0000000..e5497f0
--- /dev/null
+++ b/static/js/components/themeSwitcher.js
@@ -0,0 +1,27 @@
+const THEMES = {
+  DARK: "DARK",
+  LIGHT: "LIGHT",
+};
+
+const flipFlopTheme = (theme) =>
+  THEMES[theme] === THEMES.DARK ? THEMES.LIGHT : THEMES.DARK;
+
+const themePickerText = {
+  DARK: "light mode.",
+  LIGHT: "dark mode.",
+};
+
+const themeSwitcher = document.getElementById("theme-switcher");
+
+const setTheme = (theme) => {
+  themeSwitcher.textContent = `${themePickerText[theme]}`;
+
+  document.documentElement.setAttribute("data-theme", theme);
+  localStorage.setItem("theme", theme);
+};
+
+themeSwitcher.addEventListener("click", () =>
+  setTheme(flipFlopTheme(document.documentElement.getAttribute("data-theme"))),
+);
+
+setTheme(localStorage.getItem("theme") || THEMES.LIGHT);
diff --git a/static/js/require.js b/static/js/require.js
new file mode 100644
index 0000000..a4203f0
--- /dev/null
+++ b/static/js/require.js
@@ -0,0 +1,5 @@
+/** vim: et:ts=4:sw=4:sts=4
+ * @license RequireJS 2.3.6 Copyright jQuery Foundation and other contributors.
+ * Released under MIT license, https://github.com/requirejs/requirejs/blob/master/LICENSE
+ */
+var requirejs,require,define;!function(global,setTimeout){var req,s,head,baseElement,dataMain,src,interactiveScript,currentlyAddingScript,mainScript,subPath,version="2.3.6",commentRegExp=/\/\*[\s\S]*?\*\/|([^:"'=]|^)\/\/.*$/gm,cjsRequireRegExp=/[^.]\s*require\s*\(\s*["']([^'"\s]+)["']\s*\)/g,jsSuffixRegExp=/\.js$/,currDirRegExp=/^\.\//,op=Object.prototype,ostring=op.toString,hasOwn=op.hasOwnProperty,isBrowser=!("undefined"==typeof window||"undefined"==typeof navigator||!window.document),isWebWorker=!isBrowser&&"undefined"!=typeof importScripts,readyRegExp=isBrowser&&"PLAYSTATION 3"===navigator.platform?/^complete$/:/^(complete|loaded)$/,defContextName="_",isOpera="undefined"!=typeof opera&&"[object Opera]"===opera.toString(),contexts={},cfg={},globalDefQueue=[],useInteractive=!1;function commentReplace(e,t){return t||""}function isFunction(e){return"[object Function]"===ostring.call(e)}function isArray(e){return"[object Array]"===ostring.call(e)}function each(e,t){var i;if(e)for(i=0;i<e.length&&(!e[i]||!t(e[i],i,e));i+=1);}function eachReverse(e,t){var i;if(e)for(i=e.length-1;-1<i&&(!e[i]||!t(e[i],i,e));i-=1);}function hasProp(e,t){return hasOwn.call(e,t)}function getOwn(e,t){return hasProp(e,t)&&e[t]}function eachProp(e,t){var i;for(i in e)if(hasProp(e,i)&&t(e[i],i))break}function mixin(i,e,r,n){return e&&eachProp(e,function(e,t){!r&&hasProp(i,t)||(!n||"object"!=typeof e||!e||isArray(e)||isFunction(e)||e instanceof RegExp?i[t]=e:(i[t]||(i[t]={}),mixin(i[t],e,r,n)))}),i}function bind(e,t){return function(){return t.apply(e,arguments)}}function scripts(){return document.getElementsByTagName("script")}function defaultOnError(e){throw e}function getGlobal(e){if(!e)return e;var t=global;return each(e.split("."),function(e){t=t[e]}),t}function makeError(e,t,i,r){var n=new Error(t+"\nhttps://requirejs.org/docs/errors.html#"+e);return n.requireType=e,n.requireModules=r,i&&(n.originalError=i),n}if(void 0===define){if(void 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\ No newline at end of file
diff --git a/static/js/script.js b/static/js/script.js
new file mode 100644
index 0000000..b5e6249
--- /dev/null
+++ b/static/js/script.js
@@ -0,0 +1,6 @@
+const scripts = [
+  "/static/js/components/themeSwitcher.js",
+  "/static/js/components/formatDate.js",
+  "/static/js/components/infoBanners.js",
+];
+requirejs(scripts);
diff --git a/static/js/util/setThemeBeforeRender.js b/static/js/util/setThemeBeforeRender.js
new file mode 100644
index 0000000..b025cce
--- /dev/null
+++ b/static/js/util/setThemeBeforeRender.js
@@ -0,0 +1,11 @@
+const preferredMode = window.matchMedia("(prefers-color-scheme: dark)").matches
+  ? "DARK"
+  : "LIGHT";
+
+// sets theme before rendering & jquery loaded to prevent flashing of uninitialized theme
+// (ugly white background)
+localStorage.setItem("theme", localStorage.getItem("theme") || preferredMode);
+document.documentElement.setAttribute(
+  "data-theme",
+  localStorage.getItem("theme"),
+);
diff --git a/templates/404.html b/templates/404.html
new file mode 100644
index 0000000..5210bfb
--- /dev/null
+++ b/templates/404.html
@@ -0,0 +1,7 @@
+{{ define "content" }}
+<h1>page not found</h1>
+<p><em>but hey, at least you found our witty 404 page. that's something, right?</em></p>
+
+<p><a href="/">go back home</a></p>
+
+{{ end }}
diff --git a/templates/base.html b/templates/base.html
new file mode 100644
index 0000000..4cd6b4c
--- /dev/null
+++ b/templates/base.html
@@ -0,0 +1,34 @@
+{{ define "base" }}
+<!DOCTYPE html>
+<html>
+  <head>
+    <title>phoneassistant</title>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
+    <link href="/static/img/favicon.ico" rel="icon" type="image/x-icon">
+    <link rel="stylesheet" type="text/css" href="/static/css/styles.css">
+
+    <meta property="og:type" content="website">
+    <meta property="og:url" content="https://phoneassistant.simponic.xyz">
+    <meta property="og:title" content="phoneassistant">
+    <meta property="og:description" content="phoneassistant">
+    <meta property="og:image:secure_url" content="https://phoneassistant.simponic.xyz/static/img/favicon.ico">
+    <meta property="og:image:secure" content="https://phoneassistant.simponic.xyz/static/img/favicon.ico">
+
+    <script src="/static/js/util/setThemeBeforeRender.js"></script>
+  </head>
+  <body>
+    <div id="content" class="container">
+      <div>
+        <h1>phoneassistant</h1>
+        <a href="/">home.</a>
+        <span> | </span>
+        <a href="javascript:void(0);" id="theme-switcher">light mode.</a>
+      </div>
+      <hr>
+      {{ template "content" . }}
+    </div>
+    <script data-main="/static/js/script.js" src="/static/js/require.js"></script>
+  </body>
+</html>
+{{ end }}
diff --git a/templates/base_empty.html b/templates/base_empty.html
new file mode 100644
index 0000000..6191ab9
--- /dev/null
+++ b/templates/base_empty.html
@@ -0,0 +1,3 @@
+{{ define "base" }}
+    {{ template "content" . }}
+{{ end }}
\ No newline at end of file
diff --git a/templates/hello.html b/templates/hello.html
new file mode 100644
index 0000000..d2311f5
--- /dev/null
+++ b/templates/hello.html
@@ -0,0 +1,3 @@
+{{ define "content" }}
+hello from {{ .Service }}!
+{{ end }}
diff --git a/utils/random_id.go b/utils/random_id.go
new file mode 100644
index 0000000..1b03ec8
--- /dev/null
+++ b/utils/random_id.go
@@ -0,0 +1,16 @@
+package utils
+
+import (
+	"crypto/rand"
+	"fmt"
+)
+
+func RandomId() string {
+	id := make([]byte, 16)
+	_, err := rand.Read(id)
+	if err != nil {
+		panic(err)
+	}
+
+	return fmt.Sprintf("%x", id)
+}