Bump pre-release version in SemVer schema via bump_version script

scripts/bump_version.sh

@@ -2,9 +2,80 @@
 
 project_root=$PWD
 
-while getopts 'nc:t:' opt;
+while getopts 'nc:t:p:' opt;
 do
     case "${opt}" in
+        p)
+            # Create pre-release SemVer version. Options: alpha, beta, rc
+            prerelease_type=$OPTARG
+
+            # Get the current version from web package.json to determine base version
+            cd $project_root/src/interface/web
+            current_base_version=$(grep '"version":' package.json | awk -F '"' '{print $4}')
+
+            # Extract base version (remove any existing pre-release suffix)
+            base_version=$(echo $current_base_version | sed 's/-.*$//')
+
+            # If current version is already 2.x.x, increment the pre-release number
+            if [[ $current_base_version == *"-$prerelease_type"* ]]; then
+                # Extract current pre-release number and increment
+                current_num=$(echo $current_base_version | sed "s/.*-$prerelease_type\.//" | sed 's/[^0-9]*$//')
+                next_num=$((current_num + 1))
+                current_version="$base_version-$prerelease_type.$next_num"
+            else
+                # If base version is 1.x.x, bump to 2.0.0-prerelease.1
+                if [[ $base_version == 1.* ]]; then
+                    current_version="2.0.0-$prerelease_type.1"
+                else
+                    # Otherwise add pre-release to current base version
+                    current_version="$base_version-$prerelease_type.1"
+                fi
+            fi
+
+            # Bump Web app to pre-release version
+            cd $project_root/src/interface/web
+            yarn version --new-version $current_version --no-git-tag-version
+
+            # Bump Desktop app to pre-release version
+            cd $project_root/src/interface/desktop
+            yarn version --new-version $current_version --no-git-tag-version
+
+            # Bump Obsidian plugin to pre-release version
+            cd $project_root/src/interface/obsidian
+            yarn build # verify build before bumping version
+            yarn version --new-version $current_version --no-git-tag-version
+            # append current version, min Obsidian app version from manifest to versions json
+            cp $project_root/versions.json .
+            yarn run version  # run Obsidian version script
+
+            # Bump Emacs package to pre-release version
+            cd ../emacs
+            sed -E -i.bak "s/^;; Version: (.*)/;; Version: $current_version/" khoj.el
+            git add khoj.el
+            rm *.bak
+
+            # Copy current obsidian versioned files to project root
+            cd $project_root
+            cp src/interface/obsidian/versions.json .
+            cp src/interface/obsidian/manifest.json .
+
+            # Run pre-commit validation to fix jsons
+            pre-commit run --hook-stage manual --all
+
+            # Commit changes and tag commit for pre-release
+            git add \
+                $project_root/src/interface/web/package.json \
+                $project_root/src/interface/desktop/package.json \
+                $project_root/src/interface/obsidian/package.json \
+                $project_root/src/interface/obsidian/yarn.lock \
+                $project_root/src/interface/obsidian/manifest.json \
+                $project_root/src/interface/obsidian/versions.json \
+                $project_root/src/interface/emacs/khoj.el \
+                $project_root/manifest.json \
+                $project_root/versions.json
+            git commit -m "Release Khoj version $current_version"
+            git tag $current_version
+            ;;
         t)
             # Get version type to bump. Options: major, minor, patch
             version_type=$OPTARG
@@ -144,7 +215,11 @@ do
             git commit -m "Bump Khoj to pre-release version $next_version"
             ;;
         ?)
-           echo -e "Invalid command option.\nUsage: $(basename $0) [-t] [-c] [-n]"
+           echo -e "Invalid command option.\nUsage: $(basename $0) [-t type] [-c version] [-p prerelease] [-n]"
+           echo -e "  -t: Bump version by type (major, minor, patch)"
+           echo -e "  -c: Set specific version"
+           echo -e "  -p: Create pre-release version (alpha, beta, rc)"
+           echo -e "  -n: Compute and set next version using hatch"
            exit 1
            ;;
     esac