Add a manual build workflow and JAR creation modular workflow

Author: robotgryphon

.github/workflows/_make-release-jar.yml

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+# REQUIRES DATAGEN TO BE CALLED IN A JOB BEFORE THIS!!
+
+name: Make Release JAR
+
+on:
+  workflow_call:
+    inputs:
+      version:
+        required: true
+        type: string
+
+jobs:
+  publish:
+    name: Publish Code as Releasable JAR - ${{ inputs.version }}
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          submodules: true
+
+      - name: Set up JDK
+        uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: 21
+
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v4
+
+      - name: Pull Built Generated Data
+        uses: actions/download-artifact@v4
+        with:
+          name: generated-data
+          path: neoforge-main/src/generated/resources
+
+      - name: Pull Compilation Data (Core)
+        uses: actions/download-artifact@v4
+        with:
+          name: build-core
+          path: core-api/build
+
+      - name: Pull Compilation Data (Main)
+        uses: actions/download-artifact@v4
+        with:
+          name: build-main
+          path: neoforge-main/build
+
+      - name: JAR
+        run: ./gradlew :neoforge-main:jar
+        env:
+          VERSION: ${{ inputs.version }}
+          GITHUB_ACTOR: ${{ secrets.GITHUB_ACTOR }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Store Built Assets
+        if: success()
+        uses: actions/upload-artifact@v4
+        with:
+          name: release-jars
+          path: neoforge-main/build/libs

.github/workflows/manual-build.yml

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+name: Continuous Integration + Announcement
+
+env:
+  GH_PKG_URL: "https://maven.pkg.github.com/${{ github.repository }}"
+
+permissions:
+  contents: write # For creating and pushing the tag
+
+on:
+  workflow_call:
+    inputs:
+      version:
+        required: true
+        type: string
+        default: 'v7.0.0'
+      run_tests:
+        required: true
+        type: boolean
+        default: 'true'
+      add_version_tag:
+        required: true
+        type: boolean
+        default: 'false'
+      release_packages:
+        required: true
+        type: boolean
+        default: 'false'
+      announce:
+        required: true
+        type: boolean
+        default: 'false'
+      release_cf:
+        required: true
+        type: boolean
+        default: 'false'
+
+jobs:
+  datagen:
+    uses: ./.github/workflows/_datagen.yml
+    secrets: inherit
+    with:
+      version: ${{ inputs.version }}
+
+  tests:
+    needs: [datagen]
+    if: ${{ inputs.run_tests == 'true' }}
+    uses: ./.github/workflows/_run-gametests.yml
+    secrets: inherit
+    with:
+      version: ${{ inputs.version }}
+
+  publish:
+    if: ${{ inputs.release_packages == 'true' }}
+    needs: [ tests]
+    uses: ./.github/workflows/_publish.yml
+    secrets: inherit
+    with:
+      version: ${{ inputs.version }}
+
+  create-tag:
+    name: Create tag
+    needs: [publish]
+    if: ${{ inputs.add_version_tag == 'true' }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Create tag
+        uses: actions/github-script@v7
+        with:
+          script: |
+            github.rest.git.createRef({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              ref: 'refs/tags/releases/v${{ inputs.version }}',
+              sha: context.sha
+            })
+
+  announce:
+    name: Discord Announcement
+    if: ${{ inputs.announce == 'true' }}
+    needs: [ publish ]
+    uses: ./.github/workflows/_announce-latest-build.yml
+    secrets: inherit
+
+  release-cf:
+    name: Release Alpha on CurseForge
+    if: ${{ inputs.release_cf == 'true' }}
+    needs: [ publish ]
+    uses: ./.github/workflows/_release-cf-alpha.yml
+    secrets: inherit