Rename crt → osc throughout

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.gitignore

@@ -1,3 +1,3 @@
-crt
+/osc
 nimcache/
 demo.png/

README.md

@@ -21,7 +21,7 @@ Requires [Nim](https://nim-lang.org/) 2.x.
 git clone https://github.com/rolandnsharp/terminal-oscilloscope.git
 cd terminal-oscilloscope
 nimble build
-./crt
+./osc
 ```
 
 ## Controls

demo.tape

@@ -1,5 +1,4 @@
 Output demo.gif
-Output demo.png
 
 Set Shell "bash"
 Set FontSize 14
@@ -9,8 +8,30 @@ Set Theme "Dracula"
 
 Type "./crt"
 Enter
-Sleep 4s
-Type "m"
-Sleep 2.5s
+Sleep 2s
+Type "g"
+Sleep 0.3s
+Type "g"
+Sleep 2s
+Type "+"
+Sleep 0.4s
+Type "+"
+Sleep 0.4s
+Type "+"
+Sleep 0.4s
+Type "+"
+Sleep 0.4s
+Type "+"
+Sleep 1s
+Type "]"
+Sleep 0.4s
+Type "]"
+Sleep 0.4s
+Type "]"
+Sleep 0.4s
+Type "]"
+Sleep 0.4s
+Type "]"
+Sleep 3s
 Type "q"
-Sleep 2.5s
+Sleep 2s

osc.nimble

@@ -2,10 +2,10 @@
 
 version       = "0.1.0"
 author        = "rolandnsharp"
-description   = "CRT TV turn on/off effects in the terminal"
+description   = "Terminal oscilloscope with CRT phosphor physics"
 license       = "MIT"
 srcDir        = "src"
-bin           = @["crt"]
+bin           = @["osc"]
 
 # Dependencies
 

src/osc.nim

@@ -8,7 +8,7 @@
 ##   - Live audio capture via ffmpeg/PulseAudio or demo signal
 
 import illwill, os
-import crt/[effects, phosphor, scope, audio]
+import osc/[effects, phosphor, scope, audio]
 
 proc exitProc() {.noconv.} =
   illwillDeinit()