refactor: Remove demo CLI

2 files changed, 1 insertions, 98 deletions

diff --git a/README.md b/README.md
index 22cc372..0464eb5 100644
--- a/README.md
+++ b/README.md
@@ -31,9 +31,6 @@ go build -o biking_home .
 # Resume an interrupted download, reusing departments already cached on disk
 ./biking_home -download -resume
 
-# Run the climb-similarity and difficulty-score demo on the example rides
-./biking_home -demo
-
 # Import cached department CSVs (debug_department_06.csv, 13.csv) into the DB
 ./biking_home -import-cached
 
@@ -46,8 +43,6 @@ go build -o biking_home .
 # Render an elevation chart with climb highlights and pass markers
 ./biking_home -chart examples/2023-06-17.AlpesVerdonTour.gpx
 
-# Profile the demo with Go's CPU profiler
-./biking_home -demo -cpuprofile /tmp/cpu.prof
 ```
 
 ## Options / Configuration
@@ -60,8 +55,6 @@ go build -o biking_home .
 | `-extract-osm` | Extract mountain passes from a France OSM PBF | `""` |
 | `-enrich` | Backfill OSM coordinates onto passes | `false` |
 | `-chart` | Render an elevation chart (climbs + passes) for a GPX file | `""` |
-| `-demo` | Run the climb-similarity demo | `false` |
-| `-cpuprofile` | Write a CPU profile to file | `""` |
 
 Configuration is stored in `config.yaml`. Start from `config.example.yaml` and set the Strava credentials before launching the server.
 
@@ -87,7 +80,7 @@ Standard apps are rate-limited to 100 calls per 15 minutes and 1,000 per day.
 - `rides` — SQLite persistence for imported ride metadata
 - `config` — typed YAML configuration and atomic persistence
 - `web` — HTTP server, OAuth callback, sync orchestration, and templ pages
-- `cli` — legacy mountain-pass, OSM, demo, and chart command handlers
+- `cli` — legacy mountain-pass, OSM, and chart command handlers
 - `chart` — elevation chart rendering
 - **Notable choices** — the difficulty score follows the Cotacol method: the ride is split into fixed 100 m segments and each scores `distance_km × slope²`, so steep sections weigh exponentially more than long flat ones
 
diff --git a/cli/cli.go b/cli/cli.go
index a25d35d..6e427bb 100644
--- a/cli/cli.go
+++ b/cli/cli.go
@@ -5,9 +5,7 @@ import (
 	"database/sql"
 	"flag"
 	"log/slog"
-	"os"
 	"path/filepath"
-	"runtime/pprof"
 	"strings"
 	"time"
 
@@ -27,9 +25,7 @@ var (
 	fetchOSM    = flag.Bool("fetch-osm", false, "download the France OSM PBF (resumable) into france-latest.osm.pbf")
 	extractOSM  = flag.String("extract-osm", "", "extract mountain passes from an OSM PBF file into the database")
 	enrich      = flag.Bool("enrich", false, "backfill mountain pass coordinates from OSM data")
-	demo        = flag.Bool("demo", false, "run the climb similarity demo")
 	chartFile   = flag.String("chart", "", "render a climb/pass chart for a GPX file")
-	cpuprofile  = flag.String("cpuprofile", "", "write cpu profile to file")
 	parser      = ride.GPXRideParser{}
 )
 
@@ -50,8 +46,6 @@ func Run(db *sql.DB, configPath string, appConfig config.Config) {
 	case *enrich:
 		_, err := osmpass.EnrichMountainPasses(db)
 		kcore.Expect(err, "failed to enrich mountain passes")
-	case *demo:
-		runDemo(db)
 	case *chartFile != "":
 		runChart(db, *chartFile)
 	default:
@@ -83,87 +77,3 @@ func runChart(db *sql.DB, filename string) {
 	chart.Render(r, climbs, crossings, output)
 	slog.Info("Chart written", "file", output)
 }
-
-func runDemo(db *sql.DB) {
-	if *cpuprofile != "" {
-		f, err := os.Create(*cpuprofile)
-		kcore.Expect(err, "failed to create CPU profile")
-		pprof.StartCPUProfile(f)
-		defer pprof.StopCPUProfile()
-	}
-	ride19Jan, _ := ride.ParseFile(parser, "examples/activity_18043356988.gpx")
-	ride30Mar, _ := ride.ParseFile(parser, "examples/activity_18679866717.gpx")
-	ride20Apr, _ := ride.ParseFile(parser, "examples/activity_18880605641.gpx")
-	for _, r := range []*ride.Ride{&ride19Jan, &ride30Mar, &ride20Apr} {
-		slog.Info("Ride", "difficulty", r.DifficultyScore())
-	}
-	passes, passesErr := mountain_pass.LoadMountainPasses(db)
-	if passesErr != nil {
-		slog.Warn("No mountain passes in database, skipping crossings and climb naming", "error", passesErr)
-		passes = nil
-	} else {
-		rides := []struct {
-			name string
-			ride ride.Ride
-		}{
-			{"2022-07-21.Pogacar", func() ride.Ride {
-				r, _ := ride.ParseFile(parser, "examples/2022-07-21.Pogacar.gpx")
-				return r
-			}()},
-			{"2023-06-17.AlpesVerdonTour", func() ride.Ride {
-				r, _ := ride.ParseFile(parser, "examples/2023-06-17.AlpesVerdonTour.gpx")
-				return r
-			}()},
-			{"2024-12-29.MimetArbois", func() ride.Ride {
-				r, _ := ride.ParseFile(parser, "examples/2024-12-29.MimetArbois.gpx")
-				return r
-			}()},
-			{"activity_18043356988", ride19Jan},
-			{"activity_18679866717", ride30Mar},
-			{"activity_18880605641", ride20Apr},
-		}
-		for _, entry := range rides {
-			crossings := mountain_pass.DetectCrossings(entry.ride, passes, 100, 25)
-			if len(crossings) > 0 {
-				slog.Info("Crossings", "ride", entry.name, "count", len(crossings))
-				for _, crossing := range crossings {
-					slog.Info("Crossing", "pass", crossing.String())
-				}
-			}
-		}
-	}
-
-	nameClimbs := func(climbs []ride.Climb) {
-		for i := range climbs {
-			if matched, ok := mountain_pass.MatchClimb(climbs[i], passes, 300, 50); ok {
-				climbs[i].Name = matched.Name
-			}
-		}
-	}
-	verdon, _ := ride.ParseFile(parser, "examples/2023-06-17.AlpesVerdonTour.gpx")
-	verdonClimbs := verdon.AllClimbs()
-	nameClimbs(verdonClimbs)
-	for _, climb := range verdonClimbs {
-		slog.Info("Climb", "climb", climb, "elevation", climb.Top().ElevationM, "duration", climb.Duration(), "speed", climb.Speed()*3.6)
-	}
-
-	index := ride.NewFlatRideClimbsIndex(30)
-	index.Insert(ride19Jan)
-	index.Insert(ride30Mar)
-	ride20AprilClimbs := ride20Apr.AllClimbs()
-	nameClimbs(ride20AprilClimbs)
-	for _, climb := range ride20AprilClimbs {
-		slog.Info("Climb", "climb", climb, "duration", climb.Duration(), "speed", climb.Speed()*3.6)
-		if len(index.Similar(ride20Apr, climb)) > 0 {
-			for _, similar := range index.Similar(ride20Apr, climb) {
-				slog.Info("Similar", "climb", similar, "duration", similar.Duration(), "speed", similar.Speed()*3.6)
-			}
-		}
-	}
-	ride30MarchClimbs := ride30Mar.AllClimbs()
-	nameClimbs(ride30MarchClimbs)
-	for _, climb := range ride30MarchClimbs {
-		slog.Info("Climb", "climb", climb, "duration", climb.Duration(), "speed", climb.Speed()*3.6)
-	}
-	ride.PlotScore(&ride30Mar, 61.2, 66.7, "Ride 30 Mar.png")
-}