Rename framework/ to diachron/ and update all references

Update paths in .gitignore, cmd, develop, mgmt, sync.sh, check.sh,
fixup.sh, CLAUDE.md, docs/new-project.md, and backend/*.sh scripts.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.gitignore

@@ -1,5 +1,5 @@
 **/node_modules
-framework/downloads
-framework/binaries
-framework/.nodejs
-framework/.nodejs-config
+diachron/downloads
+diachron/binaries
+diachron/.nodejs
+diachron/.nodejs-config

CLAUDE.md

@@ -56,7 +56,7 @@ cd master && go build
 
 - **backend/** - TypeScript/Express.js backend application
 - **master/** - Go-based master process for file watching and process management
-- **framework/** - Managed binaries (Node.js, pnpm), command wrappers, and
+- **diachron/** - Managed binaries (Node.js, pnpm), command wrappers, and
   framework-specific library code
 - **monitor/** - Go file watcher that triggers rebuilds (experimental)
 
@@ -78,7 +78,7 @@ Responsibilities:
 
 ### Framework Command System
 
-Commands flow through: `./cmd` → `framework/cmd.d/*` → `framework/shims/*` → managed binaries in `framework/binaries/`
+Commands flow through: `./cmd` → `diachron/cmd.d/*` → `diachron/shims/*` → managed binaries in `diachron/binaries/`
 
 This ensures consistent tooling versions across the team without system-wide installations.
 

backend/check.sh

@@ -8,7 +8,7 @@ check_dir="$DIR"
 
 out_dir="$check_dir/out"
 
-source "$check_dir"/../framework/shims/common
-source "$check_dir"/../framework/shims/node.common
+source "$check_dir"/../diachron/shims/common
+source "$check_dir"/../diachron/shims/node.common
 
 $ROOT/cmd pnpm tsc --outDir "$out_dir"

backend/show-config.sh

@@ -6,7 +6,7 @@ DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 
 check_dir="$DIR"
 
-source "$check_dir"/../framework/shims/common
-source "$check_dir"/../framework/shims/node.common
+source "$check_dir"/../diachron/shims/common
+source "$check_dir"/../diachron/shims/node.common
 
 $ROOT/cmd pnpm tsc --showConfig

backend/watch.sh

@@ -6,8 +6,8 @@ DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 
 check_dir="$DIR"
 
-source "$check_dir"/../framework/shims/common
-source "$check_dir"/../framework/shims/node.common
+source "$check_dir"/../diachron/shims/common
+source "$check_dir"/../diachron/shims/node.common
 
 # $ROOT/cmd pnpm tsc --lib ES2023  --esModuleInterop -w $check_dir/app.ts
 # $ROOT/cmd pnpm tsc -w $check_dir/app.ts

check.sh

@@ -10,7 +10,7 @@ cd "$DIR"
 #
 exclusions="SC2002"
 
-source "$DIR/framework/versions"
+source "$DIR/diachron/versions"
 
 if [[ $# -ne 0 ]]; then
     shellcheck --exclude="$exclusions" "$@"
@@ -20,10 +20,10 @@ fi
 shell_scripts="$(fd .sh | xargs)"
 
 # The files we need to check all either end in .sh or else they're the files
-# in framework/cmd.d and framework/shims.  -x instructs shellcheck to also
+# in diachron/cmd.d and diachron/shims.  -x instructs shellcheck to also
 # check `source`d files.
 
-shellcheck -x --exclude="$exclusions" "$DIR/cmd" "$DIR"/framework/cmd.d/* "$DIR"/framework/shims/* "$shell_scripts"
+shellcheck -x --exclude="$exclusions" "$DIR/cmd" "$DIR"/diachron/cmd.d/* "$DIR"/diachron/shims/* "$shell_scripts"
 
 pushd "$DIR/master"
 docker run --rm -v $(pwd):/app -w /app golangci/golangci-lint:$golangci_lint golangci-lint run

cmd

@@ -13,7 +13,7 @@ if [ $# -lt 1 ]; then
     echo "Usage: ./cmd <command> [args...]"
     echo ""
     echo "Available commands:"
-    for cmd in "$DIR"/framework/cmd.d/*; do
+    for cmd in "$DIR"/diachron/cmd.d/*; do
         if [ -x "$cmd" ]; then
             basename "$cmd"
         fi
@@ -24,4 +24,4 @@ fi
 subcmd="$1"
 shift
 
-exec "$DIR"/framework/cmd.d/"$subcmd" "$@"
+exec "$DIR"/diachron/cmd.d/"$subcmd" "$@"

develop

@@ -13,7 +13,7 @@ if [ $# -lt 1 ]; then
     echo "Usage: ./develop <command> [args...]"
     echo ""
     echo "Available commands:"
-    for cmd in "$DIR"/framework/develop.d/*; do
+    for cmd in "$DIR"/diachron/develop.d/*; do
         if [ -x "$cmd" ]; then
             basename "$cmd"
         fi
@@ -24,4 +24,4 @@ fi
 subcmd="$1"
 shift
 
-exec "$DIR"/framework/develop.d/"$subcmd" "$@"
+exec "$DIR"/diachron/develop.d/"$subcmd" "$@"

diachron/shims/node.common

@@ -13,7 +13,7 @@ source "$node_common_DIR"/../platform
 # Get platform-specific node directory
 nodejs_dirname_var="nodejs_dirname_${platform}"
 nodejs_dirname="${!nodejs_dirname_var}"
-nodejs_dist_dir="framework/binaries/$nodejs_dirname"
+nodejs_dist_dir="diachron/binaries/$nodejs_dirname"
 nodejs_bin_dir="$nodejs_dist_dir/bin"
 
 nodejs_binary_dir="$project_root/$nodejs_bin_dir"

diachron/shims/pnpm

@@ -11,6 +11,6 @@ source "$pnpm_shim_DIR"/node.common
 # shellcheck source=./common
 source "$pnpm_shim_DIR"/common
 
-# cd $ROOT/framework/node
+# cd $ROOT/diachron/node
 
 exec "$pnpm_shim_DIR"/../binaries/pnpm "$@"

docs/new-project.md

@@ -38,11 +38,11 @@ you should convert the `.gitignore` file to whatever your version control
 system uses.)
 
 You should add the whole directory to git and commit it.  There will be two
-`.gitignore` files, one in the root, and one in the `framework/` directory.
+`.gitignore` files, one in the root, and one in the `diachron/` directory.
 
 The root `.gitignore` created for you will be a good starting point, but you
 can make changes to it as you see fit.  However, you should not ever modify
-`framework/.gitignore`.  More on this in the next section.
+`diachron/.gitignore`.  More on this in the next section.
 
 ### working with diachron
 

fixup.sh

@@ -11,7 +11,7 @@ cd "$DIR"
 # uv run ruff format .
 
 shell_scripts="$(fd '.sh$' | xargs)"
-shfmt -i 4 -w "$DIR/cmd" "$DIR"/framework/cmd.d/* "$DIR"/framework/shims/* "$DIR"/master/master "$DIR"/logger/logger
+shfmt -i 4 -w "$DIR/cmd" "$DIR"/diachron/cmd.d/* "$DIR"/diachron/shims/* "$DIR"/master/master "$DIR"/logger/logger
 # "$shell_scripts"
 for ss in $shell_scripts; do
     shfmt -i 4 -w $ss
@@ -21,6 +21,6 @@ pushd "$DIR/master"
 go fmt
 popd
 
-pushd "$DIR/express"
+pushd "$DIR/backend"
 ../cmd pnpm biome check --write
 popd

mgmt

@@ -13,7 +13,7 @@ if [ $# -lt 1 ]; then
     echo "Usage: ./mgmt <command> [args...]"
     echo ""
     echo "Available commands:"
-    for cmd in "$DIR"/framework/mgmt.d/*; do
+    for cmd in "$DIR"/diachron/mgmt.d/*; do
         if [ -x "$cmd" ]; then
             basename "$cmd"
         fi
@@ -24,4 +24,4 @@ fi
 subcmd="$1"
 shift
 
-exec "$DIR"/framework/mgmt.d/"$subcmd" "$@"
+exec "$DIR"/diachron/mgmt.d/"$subcmd" "$@"

sync.sh

@@ -6,11 +6,11 @@ set -eu
 
 DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 
-# shellcheck source=framework/versions
-source "$DIR/framework/versions"
+# shellcheck source=diachron/versions
+source "$DIR/diachron/versions"
 
-# shellcheck source=framework/platform
-source "$DIR/framework/platform"
+# shellcheck source=diachron/platform
+source "$DIR/diachron/platform"
 
 # Get platform-specific variables
 nodejs_binary_var="nodejs_binary_${platform}"
@@ -26,11 +26,11 @@ pnpm_binary_url="${!pnpm_binary_var}"
 pnpm_checksum="${!pnpm_checksum_var}"
 
 # Set up paths for shims to use
-nodejs_dist_dir="framework/binaries/$nodejs_dirname"
+nodejs_dist_dir="diachron/binaries/$nodejs_dirname"
 nodejs_bin_dir="$nodejs_dist_dir/bin"
 
 # Ensure correct node version is installed
-node_installed_checksum_file="$DIR/framework/binaries/.node.checksum"
+node_installed_checksum_file="$DIR/diachron/binaries/.node.checksum"
 node_installed_checksum=""
 if [ -f "$node_installed_checksum_file" ]; then
     node_installed_checksum=$(cat "$node_installed_checksum_file")
@@ -38,22 +38,22 @@ fi
 
 if [ "$node_installed_checksum" != "$nodejs_checksum" ]; then
     echo "Downloading Node.js for $platform..."
-    node_archive="$DIR/framework/downloads/node.tar.xz"
+    node_archive="$DIR/diachron/downloads/node.tar.xz"
     curl -fsSL "$nodejs_binary" -o "$node_archive"
 
     echo "Verifying checksum..."
     echo "$nodejs_checksum  $node_archive" | sha256_check
 
     echo "Extracting Node.js..."
-    tar -xf "$node_archive" -C "$DIR/framework/binaries"
+    tar -xf "$node_archive" -C "$DIR/diachron/binaries"
     rm "$node_archive"
 
     echo "$nodejs_checksum" >"$node_installed_checksum_file"
 fi
 
 # Ensure correct pnpm version is installed
-pnpm_binary="$DIR/framework/binaries/pnpm"
-pnpm_installed_checksum_file="$DIR/framework/binaries/.pnpm.checksum"
+pnpm_binary="$DIR/diachron/binaries/pnpm"
+pnpm_installed_checksum_file="$DIR/diachron/binaries/.pnpm.checksum"
 pnpm_installed_checksum=""
 if [ -f "$pnpm_installed_checksum_file" ]; then
     pnpm_installed_checksum=$(cat "$pnpm_installed_checksum_file")