Revert 2nd edition content accidentally pushed to public repo

Removes JIT chapter, 2nd edition cover/publishing assets,
edition-specific Makefile targets, and related config that
were accidentally force-pushed to the public repository.
Restores default build target to pdf-a4 (1st edition).

Author: happi

.gitignore

@@ -27,17 +27,3 @@ images/diag-*.png
 site
 .asciidoctor
 .DS_Store
-/VERSION
-/images/cover.jpg
-/vendor/
-/.bundle/
-/Gemfile.lock
-CLAUDE.local.md
-.mcp.json
-/backlog/
-/output/
-publishing/missfont.log
-beam-book-2nded.pdf
-beam-book-2nded-content.pdf
-back_of_cover.pdf
-back_jacket.pdf

CLAUDE.md

@@ -1,18 +1,15 @@
 ASSET_CHAPTERS = $(shell find chapters -type f)
-VERSION = 1.0.$(shell git rev-list v1.0..HEAD --count)
 
-.PHONY: all pdf pdf-a4 pdf-publish pdf-2nded epub html docker docker-build clean serve
+.PHONY: all pdf pdf-a4 pdf-publish epub html docker docker-build clean serve
 
-all: pdf-2nded
+all: pdf-a4 html
 
-pdf: pdf-2nded
+pdf: pdf-a4
 
 pdf-a4: beam-book-a4.pdf
 
 pdf-publish: beam-book-publish.pdf
 
-pdf-2nded: beam-book-2nded.pdf
-
 chapters/contributors.txt:
 	{ \
 	echo '[cols="3*",frame=none,grid=none]'; \
@@ -44,10 +41,9 @@ beam-book-a4.pdf: style/pdf-online-theme.yml style/pdf-theme.yml chapters/opcode
 	-a source-highlighter=rouge \
 	-a rouge-style=pastie \
 	-a rouge-linenums-mode=table \
-	-a version=$(VERSION) \
  	online-book.asciidoc -o $@
 
-# Print-ready 6×9 for PoD (1st edition format)
+# Print-ready 6×9 for PoD
 pub: beam-book-publish.pdf
 
 beam-book-publish.pdf: style/custom-print-highlight-theme.yml style/pdf-publish-theme.yml chapters/opcodes_doc.asciidoc print-book.asciidoc book.asciidoc chapters/contributors.txt $(ASSET_CHAPTERS) style/pdf-theme.yml
@@ -59,33 +55,8 @@ beam-book-publish.pdf: style/custom-print-highlight-theme.yml style/pdf-publish-
 	-a source-highlighter=rouge \
 	-a rouge-style=pastie \
 	-a rouge-linenums-mode=table \
-	-a version=$(VERSION) \
- 	print-book.asciidoc -o $@ --trace
-
-# 2nd edition 7.5×9.25 format (content only, used by workspace Makefile)
-beam-book-2nded-content.pdf: style/custom-print-highlight-theme.yml style/pdf-2nded-theme.yml chapters/opcodes_doc.asciidoc print-book.asciidoc book.asciidoc chapters/contributors.txt $(ASSET_CHAPTERS) style/pdf-theme.yml
-	bundle exec asciidoctor-pdf -r asciidoctor-diagram \
-	-r ./style/custom-pdf-converter.rb \
-	-r ./style/custom-admonition-block.rb \
-	-a config=./style/ditaa.cfg \
-	-a pdf-fontsdir=./style/fonts \
-	-a source-highlighter=rouge \
-	-a rouge-style=pastie \
-	-a rouge-linenums-mode=table \
-	-a pdf-themesdir=style \
-	-a pdf-theme=pdf-2nded \
-	-a version=$(VERSION) \
  	print-book.asciidoc -o $@ --trace
 
-# 2nd edition complete book with cover and back jacket
-beam-book-2nded.pdf: beam-book-2nded-content.pdf cover.pdf publishing/back_of_cover.md publishing/back_jacket.md
-	pandoc -f markdown+raw_tex+yaml_metadata_block --pdf-engine=xelatex \
-		-o back_of_cover.pdf publishing/back_of_cover.md
-	pandoc -f markdown+raw_tex+yaml_metadata_block --pdf-engine=xelatex \
-		-o back_jacket.pdf publishing/back_jacket.md
-	pdfunite cover.pdf back_of_cover.pdf beam-book-2nded-content.pdf back_jacket.pdf $@
-	rm -f back_of_cover.pdf back_jacket.pdf
-
 # EPUB version
 epub: beam-book.epub
 
@@ -95,7 +66,6 @@ beam-book.epub: chapters/opcodes_doc.asciidoc epub-book.asciidoc book.asciidoc c
 	-a config=./style/ditaa.cfg \
 	-a source-highlighter=rouge \
 	-a rouge-style=pastie \
-	-a version=$(VERSION) \
 	epub-book.asciidoc -o $@ --trace
 
 
@@ -106,8 +76,7 @@ html: chapters/contributors.txt $(ASSET_CHAPTERS)
 	  -o site/index.html online-book.asciidoc --trace \
 	  -a source-highlighter=rouge \
 	  -a rouge-style=thankful_eyes \
-	  -a rouge-linenums-mode=table \
-	  -a version=$(VERSION)
+	  -a rouge-linenums-mode=table
 	rsync -R code/*/*.png site
 
 code/book/ebin/generate_op_doc.beam: code/book/src/generate_op_doc.erl

EDITION_STRATEGY.md

@@ -54,10 +54,10 @@ under the Creative Commons license. This printed edition is provided for conveni
 For more information on the Creative Commons license, visit:
 link:https://creativecommons.org/licenses/by/4.0/[].
 
-Second Edition, 2026 — Version {version} +
-ISBN: TBD
+First Edition, 2025
+ISBN: 978-91-531-4253-9
 [.text-center]
-© 2025-2026 Erik Stenman.
+© 2025 Erik Stenman.
 
 // tag::toc[]
 [break-before=recto, include-title=true]
@@ -99,9 +99,6 @@ include::chapters/calls.asciidoc[]
 [break-before=recto,leveloffset=+1,include-title=true]
 include::chapters/beam_loader.asciidoc[]
 
-[break-before=recto,leveloffset=+1,include-title=true]
-include::chapters/jit.asciidoc[]
-
 [break-before=recto,leveloffset=+1,include-title=true]
 include::chapters/scheduling.asciidoc[]
 

Makefile

@@ -293,10 +293,10 @@ a deallocate instruction, and the function is done.
 
 === The BEAM Interpreter
 
-NOTE: This section is not about the ((JIT)) compiler (see xref:CH-JIT[]),
-which is the newer way of executing BEAM code but which only runs on
-supported platforms, but about the BEAM instruction interpreter which
-has been around for much longer and works on all platforms.
+NOTE: This section is not about the ((JIT)) compiler, which is the newer
+way of executing BEAM code but which only runs on supported platforms, but
+about the BEAM instruction interpreter which has been around for much
+longer and works on all platforms.
 
 The BEAM ((interpreter)) is implemented with a technique called _((direct
 threaded code))_(((threaded code))). In this context the word _threaded_

VERSION_2E

@@ -48,8 +48,7 @@ Erlang code for the compiler (beam_opcodes.hrl and beam_opcodes.erl) and to
 generate C code for the emulator (beam_opcodes.c and beam_opcodes.h; for
 the traditional BEAM interpreter beam_hot.h, beam_warm.h, beam_cold.h are
 also generated; and for BeamAsm beamasm_emit.h and beamasm_protos.h are
-generated). See xref:CH-JIT[] for how the JIT uses these generated files
-to dispatch each BEAM instruction to its native code emitter.
+generated).
 
 Any line in the file starting with "#" is a comment and ignored by
 `beam_makeops`. The file can contain definitions, which turns into a

book.asciidoc

@@ -493,11 +493,9 @@ TypeChunk = <<
 ----
 
 The Type chunk holds simplified type information used by the JIT compiler
-for optimization (see xref:CH-JIT[] for how BeamAsm uses this information
-to specialize generated code). Each type entry is a fixed 16-byte record.
-The data is not in Erlang external term format, so it cannot be decoded
-with `binary_to_term`. See `beam_types.erl` in the compiler for the
-encoding.
+for optimization. Each type entry is a fixed 16-byte record. The data is
+not in Erlang external term format, so it cannot be decoded with
+`binary_to_term`. See `beam_types.erl` in the compiler for the encoding.
 
 Parsing:
 

chapters/beam.asciidoc

@@ -701,10 +701,7 @@ not expect it to be stable.
 The last stage of a normal compilation is the external BEAM assembly code
 format, as a sequence of individual BEAM instructions represented as Erlang
 terms. Some low level optimizations such as dead code elimination and peep
-hole optimisations are done on this level. The compiler also performs type
-analysis and alias analysis during the SSA passes and records the results
-in the Type chunk of the `.beam` file. The JIT compiler uses this type
-information to specialize the generated native code (see xref:CH-JIT[]).
+hole optimisations are done on this level.
 
 The BEAM code is described in detail in
 xref:CH-Instructions[] and xref:AP-Instructions[]