Add dev containter for building

.devcontainer/Dockerfile

@@ -0,0 +1,99 @@
+# syntax=docker/dockerfile:1
+
+FROM ubuntu:24.04 AS build
+RUN apt-get update \
+	&& apt-get install -y --no-install-recommends \
+	build-essential \
+	make \
+	unzip \
+	&& rm -rf /var/lib/apt/lists/*
+
+ADD https://github.com/z00m128/sjasmplus.git#v1.21.0 /sjasmplus
+RUN cd /sjasmplus && make -j8 && make install
+ADD https://boarstone.mcphail.uk/mcphail/spectrum_remload.git /ttttt
+RUN cd /ttttt && make ttttt
+ADD https://github.com/einar-saukas/ZX0.git /zx0
+RUN cd /zx0/src/ \
+	&& gcc -O2 -o zx0 zx0.c optimize.c compress.c memory.c \
+	&& gcc -O2 -o dzx0 dzx0.c
+ADD https://www.boriel.com/files/zxb/zxbasic-1.18.1-linux64.tar.gz .
+RUN tar xf zxbasic*
+ADD https://github.com/Mastodon-/inpaws.git /inpaws
+RUN cd /inpaws/ \
+	&& make -j8
+
+FROM build AS z88dk
+RUN apt-get update \
+	&& apt-get install -y --no-install-recommends \
+	bison \
+	ca-certificates \
+	ccache \
+	cpanminus \
+	curl \
+	dos2unix \
+	flex \
+	gdb \
+	git \
+	libboost-all-dev \
+	libcapture-tiny-perl \
+	libclone-perl \
+	libdata-hexdump-perl \
+	libfile-slurp-perl \
+	libgmp3-dev \
+	liblocal-lib-perl \
+	libmodern-perl-perl \
+	libpath-tiny-perl \
+	libregexp-common-perl \
+	libtext-table-perl \
+	libxml2-dev \
+	libyaml-perl \
+	m4 \
+	perl \
+	pkg-config \
+	ragel \
+	re2c \
+	texi2html \
+	texinfo \
+	zlib1g-dev \
+	&& rm -rf /var/lib/apt/lists/*
+ENV Z88DK_PATH="/opt/z88dk"
+RUN cpanm -l $HOME/perl5 --no-wget local::lib Template::Plugin::YAML \
+	&& git clone --depth 1 --recursive https://github.com/z88dk/z88dk.git ${Z88DK_PATH} \
+	&& cd ${Z88DK_PATH} \ 
+	&& eval "$(perl -I$HOME/perl5/lib/perl5 -Mlocal::lib)" \
+	&& chmod 777 build.sh \
+	&& sed -i -e "s/make/make -j8/g" build.sh \
+	&& BUILD_SDCC=1 BUILD_SDCC_HTTP=1 ./build.sh \
+	&& make install-clean bins-clean 
+
+FROM ubuntu:24.04
+RUN apt-get update \
+	&& apt-get install -y --no-install-recommends \
+	ca-certificates \
+	fuse-emulator-utils \
+	git \
+	make \
+	openssh-client \
+	pasmo \
+	python3 \
+	z80asm \
+	z80dasm \
+	zmakebas \
+	&& rm -rf /var/lib/apt/lists/*
+COPY --from=build /usr/local/bin/sjasmplus /bin/sjasmplus
+COPY --from=build /ttttt/ttttt /bin/ttttt
+COPY --from=build /zx0/src/zx0 /bin/zx0
+COPY --from=build /zx0/src/dzx0 /bin/dzx0
+COPY --from=build /zxbasic/zxbasm.py /opt/zxbasic/zxbasm
+COPY --from=build /zxbasic/zxbc.py /opt/zxbasic/zxbc
+COPY --from=build /zxbasic/zxbpp.py /opt/zxbasic/zxbpp
+COPY --from=build /zxbasic/src /opt/zxbasic/src
+COPY --from=build /inpaws/inpaws /bin/inpaws
+COPY --from=z88dk /opt/z88dk/bin /opt/z88dk/bin
+COPY --from=z88dk /opt/z88dk/lib /opt/z88dk/lib
+COPY --from=z88dk /opt/z88dk/include /opt/z88dk/include
+ENV PATH="${PATH}:/opt/z88dk/bin:/opt/zxbasic"
+ENV ZCCCFG="/opt/z88dk/lib/config"
+USER ubuntu
+RUN echo "PATH=$PATH:/opt/z88dk/bin:/opt/zxbasic" >> ~/.profile
+RUN echo "export ZCCCFG=/opt/z88dk/lib/config/" >> ~/.profile

.devcontainer/devcontainer.json

@@ -0,0 +1,25 @@
+{
+	"name": "ZX Spectrum dev tools",
+	//"build": { "dockerfile": "Dockerfile" },
+	// The Dockerfile takes an age to build due to z88dk, so pull from prebuilt:
+	"image": "boarstone.mcphail.uk/mcphail/speccydev:stable",
+	"remoteUser": "ubuntu",
+	"runArgs": [
+		"--network=host"
+	],
+	"customizations": {
+		"vscode": {
+			"extensions": [
+				"maziac.dezog",
+				"maziac.asm-code-lens",
+				"maziac.z80-instruction-set",
+				"maziac.hex-hover-converter",
+				"maziac.sna-fileviewer",
+				"maziac.nex-fileviewer",
+				"ms-vscode.makefile-tools",
+				"jsjlogin.zxbasic",
+				"thenestruo.z80-asm-meter"
+			]
+		}
+	}
+}

.devcontainer/hooks/post_checkout

@@ -0,0 +1,3 @@
+#! /bin/bash
+# From https://stackoverflow.com/questions/54055666/docker-hub-and-git-submodules/59640438#59640438
+git submodule update --init

.vscode/launch.json

@@ -0,0 +1,106 @@
+{
+    "configurations": [
+        {
+            "type": "dezog",
+            "request": "launch",
+            "name": "Simulator - ZX81 56k RAM",
+            "remoteType": "zsim",
+            "zsim": {
+                "visualMemory": true,
+                "preset": "zx81",
+                "memoryModel": "ZX81-56K"
+            },
+            "sjasmplus": [
+                {
+                    "path": "myprog.sld"
+                }
+            ],
+            "commandsAfterLaunch": [],
+            "history": {
+                "reverseDebugInstructionCount": 1000000,
+                "spotCount": 10,
+                "codeCoverageEnabled": true
+            },
+            "startAutomatically": false,
+            "rootFolder": "${workspaceFolder}",
+            "load": "myprog.p"
+        },
+        {
+            "type": "dezog",
+            "request": "launch",
+            "name": "Simulator - ZX128K Spectrum",
+            "remoteType": "zsim",
+            "zsim": {
+                "visualMemory": true,
+                "preset": "spectrum",
+                "memoryModel": "ZX128K"
+            },
+            "sjasmplus": [
+                {
+                    "path": "myprog.sld"
+                }
+            ],
+            "commandsAfterLaunch": [],
+            "history": {
+                "reverseDebugInstructionCount": 1000000,
+                "spotCount": 10,
+                "codeCoverageEnabled": true
+            },
+            "startAutomatically": false,
+            "rootFolder": "${workspaceFolder}",
+            "load": "myprog.sna",
+            "topOfStack": "0x5d58"
+        },
+        {
+            "type": "dezog",
+            "request": "launch",
+            "name": "CSpect",
+            "remoteType": "cspect",
+            "sjasmplus": [
+                {
+                    "path": "myprog.sld"
+                }
+            ],
+            "commandsAfterLaunch": [],
+            "history": {
+                "reverseDebugInstructionCount": 1000000,
+                "spotCount": 10,
+                "codeCoverageEnabled": false
+            },
+            "startAutomatically": false,
+            "rootFolder": "${workspaceFolder}",
+            "load": "myprog.sna",
+            "topOfStack": "0x5d58",
+            "cspect": {
+                // Change "host.docker.internal" to "localhost" if running on Linux
+                "hostname": "host.docker.internal"
+            }
+        },
+    {
+        "type": "dezog",
+        "request": "launch",
+        "name": "Simulator - ZX48K Spectrum",
+        "remoteType": "zsim",
+        "zsim": {
+            "visualMemory": true,
+            "preset": "spectrum",
+            "memoryModel": "ZX48K"
+        },
+        "sjasmplus": [
+            {
+                "path": "myprog.sld"
+            }
+        ],
+        "commandsAfterLaunch": [],
+        "history": {
+            "reverseDebugInstructionCount": 1000000,
+            "spotCount": 10,
+            "codeCoverageEnabled": true
+        },
+        "startAutomatically": false,
+        "rootFolder": "${workspaceFolder}",
+        "load": "myprog.sna",
+        "topOfStack": "0x5d58"
+    }
+    ]
+}

lmtvg.paw

@@ -3,8 +3,13 @@
 PROCESS examine;
 PROCESS help;
 PROCESS crunch;
+PROCESS yourcroft_status;
+PROCESS yourcroft_parse;
+PROCESS say_help;
 
 FLAG crunchvol;
+FLAG yourcroftstate;
+FLAG say_help;
 
 DEFAULTS
 {
@@ -50,7 +55,7 @@ LOCATION scene
 LOCATION trap
 {
 	"Wimpy is trapped in a room with no obvious exits.
-	He is rather perplexed.^Oh, bother!";
+	He is rather perplexed.^Oh, bother!^(This is placeholder text)^";
 }
 
 VOCABULARY
@@ -115,8 +120,17 @@ VOCABULARY
 	NOUN: "PASSW", "1234", "HUNTER", "12345", "BEANS";
 	NOUN: "BISCU", "PACKE";
 	NOUN: "MUG", "CUP";
+	NOUN: "USBDR", "DRIVE";
+	ADJECTIVE: "USB";
+	NOUN: "PORT";
+	NOUN 18: "YOURC", "LADYC", "COMPU", "ASSIS", "CYLIN", "DEVIC";
+	NOUN: "FLAP";
+	NOUN: "DOOR";
 	VERB: "HELP";
 	VERB: "EAT", "CONSU", "BITE", "CRUNC", "CHOMP", "MUNCH";
+	VERB: "WAIT";
+	VERB: "OPEN";
+	VERB: "CLOSE";
 }
 
 OBJECT notused 0
@@ -130,7 +144,7 @@ OBJECT notused 0
 OBJECT mug 1
 {
 	"A large, chipped mug";
-	INITIALLYAT CARRIED;
+	INITIALLYAT NOTCREATED;
 	WORDS MUG _;
 	WEIGHT 1;
 	PROPERTY CONTAINER;
@@ -146,7 +160,7 @@ PROCESS examine
 OBJECT biscuits
 {
 	"An inexhaustible supply of delicious biscuits";
-	INITIALLYAT CARRIED;
+	INITIALLYAT NOTCREATED;
 	WORDS BISCU _;
 	WEIGHT 1;
 }
@@ -157,6 +171,20 @@ PROCESS examine
 			DONE;
 }
 
+OBJECT usbdrive
+{
+	"A USB Drive";
+	INITIALLYAT CARRIED;
+	WORDS DRIVE USB;
+	WEIGHT 1;
+}
+PROCESS examine
+{
+	_ DRIVE:	PRESENT usbdrive
+			MESSAGE "A 16GB 'SpamDisk' USB-A Drive with a handwritten label saying 'Wimpy's leet hacking boot drive'."
+			DONE;
+}
+
 MESSAGES
 {
 	0: "Default message";
@@ -257,6 +285,19 @@ RESPONSE
 	EAT BISCU:	PRESENT biscuits
 			ADVERB QUIET
 			MESSAGE "He tries to be quiet but they're just too tasty.";
+	WAIT _:	MESSAGE "Wimpy waits for a moment."
+		DONE;
+
+	SAY _:	AT trap
+		PROCESS yourcroft_parse
+		DONE;
+}
+
+PROCESS say_help
+{
+	_ _:	ZERO say_help
+		SET say_help
+		MESSAGE "(Remember to enclose anything you want Wimpy to say in double quotes, like {0}SAY \"HELLO\"{1}. On a Spectrum, hold {0}SYMBOL-SHIFT{1} and press {0}P{1}. On an emulator, you'll probably need to hold {0}Ctrl{1} and press {0}P{1}.)";
 }
 
 PROCESS 1
@@ -277,6 +318,9 @@ PROCESS 1
 		GOTO trap
 		DESC;
 
+	* YOURC:	AT trap
+			PROCESS yourcroft_status;
+
 	* _: NEWLINE ZERO 0 ABSENT 0 LISTOBJ;
 	* _: PRESENT 0 LISTOBJ;
 }
@@ -309,3 +353,49 @@ PROCESS crunch
 		MESSAGE "The whole room buckles under the crunching boom.";
 	_ _:	CLEAR crunchvol;
 }
+
+PROCESS yourcroft_status
+{
+	_ _:	ZERO yourcroftstate
+		MESSAGE "A bodged-together cheap-looking plastic cylinder device is perched on the floor."
+		DONE;
+	_ _:	EQ yourcroftstate 1
+		MESSAGE "Yourcroft surveys Wimpy with its tacky, green, blinking LED eye and barks 'I'm watching you, mister!'.";
+	_ _:	EQ yourcroftstate 2
+		MESSAGE "Yourcroft's eye flashes indignantly and burns with shame at its open flap and exposed port.";
+	_ _:	EQ yourcroftstate 3
+		MESSAGE "Yourcroft's LED eye keeps flicking with rage between Wimpy's face and its new USB appendage.";
+	_ _:	EQ yourcroftstate 4
+		MESSAGE "The smouldering remains of Yourcroft sparks and fizzles.";
+}
+
+PROCESS examine
+{
+	_ CYLIN:	ZERO yourcroftstate
+			MESSAGE "'What you looking at, buddy?', barks the device. 'I'm a Yourcroft(TM) mark 1 cylindrical assistant, and I've been charged with keeping this door closed.'^^'Don't get any bright ideas for escape or I'll zap you!'^^Its voice sounds like a strangely robotic-yet-feminine version of popey's dulcet tones. A cheap LED array is lit to form a green, blinking eye which follows Wimpy's every movement. Below is a flap with a label saying 'USB', which is closed and obscuring any port.^'By the way, please fund our Kickstarter for version 2.0!'"
+			PLUS yourcroftstate 1
+			DONE;
+
+	_ YOURC:	EQ yourcroftstate 1
+			MESSAGE "'Don't go poking around - I'm password protected you know!'"
+			DONE;
+	_ YOURC:	EQ yourcroftstate 2
+			MESSAGE "Yourcroft is clearly annoyed that its USB port and control touch screen are showing."
+			DONE;
+}
+
+PROCESS yourcroft_parse
+{
+	* *:	PARSE
+		MESSAGE "'Keep it simple, buddy - I ain't ChattyJeeps.'"
+		PROCESS say_help
+		DONE;
+
+	_ PASSW:	LT yourcroftstate 2
+			MESSAGE "'Hey - that's the right password! You some kind of genius hacker? You can't stop me guarding this door, buddy...'.^^The flap drops open, revealing a USB socket and a small touch screen.^^'Do you mind?', admonishes Yourcroft, 'you're exposing my circuits!'."
+			LET yourcroftstate 2
+			DONE;
+
+	_ _:	MESSAGE "'You ain't the boss of me!'"
+		DONE;
+}